Denmark

Denmark is a country in Northern Europe, the southernmost of the Scandinavian countries. Its core, often called metropolitan Denmark, consists of the Jutland Peninsula and a large archipelago of islands lying between the North Sea and the Baltic Sea. Denmark also sits at the meeting point of the ocean basins and the European mainland, and it is connected by land only to germany. Because the country is low, flat and surrounded by water, its geography shapes nearly everything else about it: settlement, farming, transport, climate, and its exposure to sea-level-rise. The Kingdom of Denmark is a wider political entity that also includes Greenland and the Faroe Islands in the North Atlantic. These two territories have extensive self-government but remain part of the realm, so the entry distinguishes between the European country and the whole kingdom throughout.

This entry treats Denmark primarily as a geographical subject, covering its territorial structure, landforms shaped by the last ice age, coastlines and marine setting, climate, freshwater systems, ecosystems, land use, and population distribution. It then examines the two non-European territories, the country's history of territorial change, its infrastructure, and the environmental pressures it faces, including climate-change. It closes with how the geography has been mapped and studied, and with questions that remain open. Where published sources differ, for example on the number of islands or the exact land area, the entry notes the difference and the counting method behind it.

Name and Etymology

Origin of the name

The English name derives from Old Norse Danmǫrk, a compound of danir ("Danes") and mǫrk, which meant borderland or march. Old English Denemearc served as a loan-translation of the Norse form, and it gave rise to the Middle English spelling. Latin writers used the form Dania. Old Norse called the country Danmǫrk, meaning the marches of the Danes, while the Latin name is Dania.

Scholars have offered several explanations for the origin of the name, and no single one is settled. The most common reading treats it as "the march of the Danes," a frontier zone rather than the whole kingdom. That zone lay on the southern border between the Eider and Schlei rivers, where the Danevirke earthworks stood. A second line of explanation comes from medieval chronicles, which attribute the name to the mythological King Dan. A third, philological proposal ties the root of the people's own name to a word for flat land, which would fit the low terrain, although the derivation is uncertain. Some researchers also suggest that the term may have begun as an outside designation for the northern frontier of the Frankish Empire. The name may have originated as an exonym, designating the northern frontierland of the Frankish Empire. The Frankish march was established in the Early Middle Ages to defend against the Danes. The label "Danish March" is a modern one and does not appear in medieval sources. The origin of the Danes themselves remains undetermined.

Jutland and the Cimbri

The name of the peninsula has a separate lineage. Ancient geographers referred to it as the Cimbric Chersonese, Latin Chersonesus Cimbrica, and according to Ptolemy, Jutland or the Cimbric Chersonese was the home of Teutons, Cimbri, and Charudes. Roman-era sources likewise held that the original country of the Cimbri was the Chersonesus Cimbrica, the modern peninsula of Jutland. The Cimbri's origin is itself obscure: the origin of the name Cimbri is unknown. In later usage the peninsula was subsequently named for the Jutes, a Germanic people. The two names therefore reflect different periods, with the Cimbri belonging to antiquity and the Jutes to the early medieval period. Danish uses Jylland, while German distinguishes between the whole peninsula and the narrower cultural-geographical sense of Jütland. In Germany, the peninsula as a whole is only referred to as Kimbrische Halbinsel or Jütische Halbinsel, while the term Jütland is reserved solely for the cultural-geographical definition of Jutland.

Country, kingdom, language and people

The word "Denmark" is used at several levels. In one sense it refers to the European state alone; in a wider sense it refers to the whole realm. The Kingdom of Denmark consists of Denmark, Greenland and the Faroe Islands, and is also referred to as the Danish Realm. The constitution uses its own term: the Constitution of the Kingdom of Denmark refers to the state's territory as Danmarks Rige (Danish Realm). The relationship among the three parts is described by the Danish term rigsfællesskabet, usually rendered as the unity of the realm. Although the kingdom is a single state, it is a unitary sovereign state.

The adjectives and demonyms follow the same logic. The language is Danish, and the people are Danes, but the kingdom also recognises other tongues: Faroese and Greenlandic are recognised regional languages, and the demonyms include Danish, Greenlander and Faroe Islander. Thus "Danish" is not a synonym for every inhabitant of the realm, and writers must decide whether they mean the European state, the wider kingdom, or the Danish-speaking population.

Metropolitan Denmark

The phrase "metropolitan Denmark" was adopted to separate the European core from the overseas parts. The Kingdom consists of metropolitan Denmark, the kingdom's territory in continental Europe and sometimes called "Denmark proper," and the realm's two autonomous but not sovereign regions: the Faroe Islands in the North Atlantic and Greenland in North America. The Danish-language equivalent, egentlige Danmark, is used in the same way. The need for the term grew as the territories gained their own institutions. The Faroe Islands and Greenland have had home rule since 1948 and 1979, respectively. Because Greenland is by far the largest geographically of the three constituent parts of the kingdom, the phrase "Denmark" alone would be misleading if used for the whole realm. Metropolitan Denmark is the most populous constituent of the Kingdom of Denmark, which is why the term serves as a shorthand for the country in its narrower European sense.

Territorial Structure of the Kingdom

The Kingdom of Denmark comprises three constituent parts: the European country of Denmark (often called metropolitan Denmark), Greenland, and the Faroe Islands. Greenland, by virtue of its location, makes the Kingdom a coastal state in the Arctic. The Danish term rigsfællesskabet ("Unity of the Realm") describes the arrangement, but it is a constitutional concept rather than a legal category. The Danish term rigsfællesskabet does not appear in any statute. The arrangement is also neither a Commonwealth-style association of equal sovereign states nor a federal state. It is a single unitary state.

Self-government in the two overseas parts developed in stages. The Faroe Islands received home rule in 1948, after a 1946 independence referendum was annulled and negotiations followed. The Faroese arrangement was extended in 2005 through a takeover act. Greenland's home rule dates from 1979, when a referendum led Denmark to grant it. A further reform took effect on 21 June 2009, when the Self-Government Act replaced the 1979 arrangement. Greenlanders had approved this path in a guiding referendum in November 2008, with 75.5 per cent in favour. Under the 2009 Act, the Greenlandic authorities take legislative, executive, and judicial power in the areas they have assumed. The Act also states that Greenland may move toward independence by a referendum.

The division of powers is uneven and has been negotiated case by case. Greenland's self-government may take over every area of responsibility not explicitly reserved, and the reserved areas include the constitution, foreign affairs, defence and security, the Supreme Court, nationality, and monetary policy. In practice, Denmark keeps foreign and security policy for the Kingdom, and the Danish krone remains Greenland's currency. The Faroe Islands are self-governing except for defence, policing, justice, and currency, and they have partial involvement in foreign affairs. Because the Faroes sit outside the Danish customs area, they conduct their own trade policy and can conclude their own trade agreements. Both territories receive an annual block grant from the Danish state, and the Danish government still funds the self-government budgets.

The constitutional basis of the Kingdom is the Constitution of the Realm, which applies in all parts of the Kingdom. Legislative, executive, and judicial power rest with the Folketing (the Danish parliament), the Danish government, and the Supreme Court, and the self-government acts operate within that framework. The 1953 constitution ended Greenland's colonial status and made it an integral part of the Kingdom, and it guaranteed both the Faroe Islands and Greenland two elected members each in the Folketing. Greenland's self-government institutions consist of the Inatsisartut (its parliament) and the Naalakkersuisut (its government), which is headed by a prime minister who handles domestic affairs.

The Kingdom's area is dominated by Greenland. By the figures in the table below, the Kingdom covers roughly 2.21 million square kilometres, of which Greenland accounts for about 2.17 million km² (roughly 98 per cent). Metropolitan Denmark covers about 43,000 km², or roughly 2 per cent of the total, and the Faroe Islands add around 1,400 km². Denmark has an Exclusive Economic Zone of 105,989 km2. When including the Faroe Islands and Greenland, the EEZ is the 15th largest in the world with 2,220,093 km2. The contrast is therefore very large: the maritime zone for the whole Kingdom is about twenty times that of metropolitan Denmark, while the land area of metropolitan Denmark is only a small fraction of the Kingdom's total. Figures for the Kingdom's total area vary between sources according to whether offshore islands and water are included.

Glacial Landforms and Relief

Denmark's surface is largely the product of the glacial activity of the Pleistocene. Glaciations reached the country during the Middle and Late Weichselian substages, the final cold phase of the last ice age. Glaciations during the Late Pleistocene reached Denmark during the Middle and Late Weichselian substages, that is, MIS 4, 3 and 2. Ice advanced several times from different directions, and each advance reworked the deposits of the previous one, so the modern relief reflects a layered sequence rather than a single event.

Moraines, outwash plains and meltwater valleys

The main landforms are end moraines, which mark where the ice margin paused or readvanced, along with till plains and outwash plains built by meltwater. A prominent ridge line in the east, the Main Stationary Line, is associated with the outer limit of a major advance. The first advance reached the outermost limit of the entire Late Weichselian glaciation at the Main Stationary Line.

Meltwater flowing away from the ice spread sand and gravel into broad fans. One such outwash fan faced west and can be traced on the island of Fyn and in southern Jylland. Meltwater also cut channels, and some of these spillways were later flooded. During the Holocene, the former spillways were turned into fjords during the Atlantic transgression. Lakes dammed by ice or moraines filled with fine sediment. In the Late Weichselian, freshwater lakes in several eastern areas were filled by clay and gyttja, with deposition that continued into the Holocene.

On Funen, the record of repeated ice flow is visible in the shape of the land. Under the upper till lies a major erosional surface with a boulder pavement, the stones of which have heavily faceted and striated upper surfaces. Drumlins, elongated hills of till shaped by moving ice, are common there, and their orientation records the direction of ice movement.

Highest point and hills

Denmark has no true mountains. Its highest natural point is Møllehøj, at 170.86 m (560.6 ft) in the Ejerbjerge hills of Skanderborg municipality, in east Jutland. Its status was contested for a long time. Ejer Bavnehøj had been regarded as the highest point after a measurement in 1847, and new measurements made in February 2005 showed that Møllehøj was higher than both Yding Skovhøj and Ejer Bavnehøj. Yding Skovhøj's apparent height had included a Bronze Age burial mound, and a ruling that only natural elevation counts settled the question in favour of Møllehøj. The margin between the leading hills is only a matter of centimetres, which illustrates how little relief there is.

Other elevations also stand within a narrow band. Although never high, there are hills and ridges of 150 to 170 meters (485 to 560 feet). These occur mainly in the eastern parts of Jutland, where moraine ridges and hummocky terrain rise above the surrounding plains.

Till, boulder clay and sand

Most of the surface consists of glacial till (boulder clay), a mixture of clay, sand, gravel and boulders deposited directly by ice. Its thickness varies greatly. The northern and eastern parts of Denmark thus contain up to 200m of quaternary deposits laid down during and after the last interglacial, the Eemian. Much of the till carries stones from distant regions, and some of these erratics were carried in from the Baltic. Its Baltic provenance is evident from large numbers of erratics from the Baltic region (especially Palaeozoic limestones).

East–west contrast

The contrast between the east and west reflects where the ice reached. Southwestern Denmark, beyond the limits of glacial advance, has not been covered with ice within the last 100,000 years. In the west, meltwater sands and gravels were spread across broad, nearly flat plains, which were later colonised by heath and dune vegetation. In the east, thick till and end moraines produce a more undulating landscape with lines of low, wooded hills, deep-cut valleys, fertile fields and meadows, bubbling rivulets, and beautiful lakes. The result is a country whose relief is modest but whose surface patterns still record the successive ice margins.

Jutland Peninsula

Jutland is the continental part of Denmark and carries most of the country's land. Jutland (including Vendsyssel-Thy) accounts for 70 per cent of Denmark's total area. Another official-style figure gives 69 percent, so the commonly cited share is between roughly 69 and 70 percent. The peninsula is also the only part of Denmark joined to the European mainland. It runs about 535 km from the small town of Lauenburg on the Elbe in northern Germany north to the sandy spit of Skagens Odde. The southern third belongs to Germany, in the state of Schleswig-Holstein, while the northern two-thirds lie in Denmark. Water bounds it on the west by the North Sea, on the north by the Skagerrak, and on the east by the Kattegat and Baltic Sea.

West coast: dunes, heath and open shore

The west coast faces the North Sea and is the most exposed part of the peninsula. A belt of sand dunes, up to 11 km wide, runs along this coast for about 320 km. The dunes are dynamic: they shift with the wind and host specialised plants such as marram grass. Behind them lie sandy heathland and moorland. In the north and west, stretches of sandy moorland covered with heather are scattered with farms, and wide expanses of moorland end at the sea in low whitish-grey cliffs. The coastline is largely straight. It is broken only at Blåvands Huk and continues to the Skallingen peninsula and the Wadden Sea island of Fanø. Lagoons and fjords occur behind the dunes. Two large fjords, Ringkøbing and Nissum, lie along the west coast.

East coast: sheltered and more settled

The east coast is gentler and more sheltered, facing the Kattegat and the Baltic. The loam plains of the east are more densely settled than the sandy north and west. East Jutland is more fertile, with lakes and lush forests, and its terrain is relatively hilly compared with the rest of the country. Its coastline, indented by bays and fjords, offers far more shelter from the open North Sea than the west does.

The Wadden Sea

The southwest coast is dominated by the Wadden Sea, an intertidal zone that spans roughly 10,000 km² along the coasts of the Netherlands, Germany and Denmark. Its Danish section is part of a continuous system of tidal flats, and the Wadden Sea contains the world's largest coherent area of tidal flats, stretching nearly 500 km. The tides are the main driver of its physical processes. Water rises and falls about twice a day, and the difference between high and low tide can reach 180 centimetres, with differences of up to 5 metres during stormy weather. Strong ebb and flood currents have carved deep channels, and the largest channels are deeper than 40 metres and serve as navigation routes for ships. Where flood currents meet behind islands, the water comes to a standstill, allowing sediment particles to sink. Fine mud settles mainly in these calm zones, while coarser sand is deposited where water keeps moving. About 65% of the Wadden Sea area falls dry at low tide, exposing large intertidal flats composed mainly of medium-grained sand and mud. Sand is also moved along the shore. Net longshore sediment transport runs southward along the Danish Wadden Sea coast. The height of the flats depends on the balance between sand supplied by the tide and sand stirred up again by waves. Sea-level rise has been a primary driver in forming the present Wadden Sea.

Internal division: the north-south ridge and the Limfjord

Jutland is not uniformly flat. Its terrain is generally level, with a slightly elevated ridge down the central parts, which runs roughly north to south and separates the drier western districts from the more fertile east. The most striking internal feature is the Limfjord, a narrow waterway that cuts across the north of the peninsula. The Limfjord was formerly a long brackish inlet, but a North Sea flood in 1825 breached the land and created a coast-to-coast connection. The breach at Thyborøn left the northern part of the peninsula effectively separated. That northern area, Vendsyssel-Thy, covers 4,685 km² and is the second largest island in the country. Several bridges and a tunnel now link it with the rest of Jutland. Dunes and drift sand blown inland from the North Sea shore cover a quarter of the land.

Islands and Straits

Totals for Denmark's islands vary because the count depends on how an island is defined. One archipelago list gives about 1,400 islands, of which 409 are named and 70 are inhabited, excluding the Faroe Islands and Greenland There are around 1,400 islands in Denmark, 409 of which are named, not including the Faroe Islands or Greenland. 70 of these islands are inhabited. A statistical count from 2007 instead reports 443 named islands and 72 inhabited, and a further 1,419 islands above 100 square metres Denmark has 443 named islands (1,419 islands above 100 m2), of which 72 are inhabited (as of 1 January 2007, Statistics Denmark). Differences of this kind arise because different lists of Danish islands vary, depending on how the word "island" is defined.

Zealand and Funen are the two largest islands The largest islands are Zealand (Sjælland) and Funen (Fyn). Zealand covers about 7,031 square kilometres and is home to roughly 2.2 million people, and Funen covers about 3,100 square kilometres. Lolland (1,243 km²), Bornholm (588 km²), Falster (514 km²), Mors (368 km²), and Als (321 km²) follow in area according to the official list, Lolland, Bornholm, Falster, Mors and Als are among the largest islands by area. The North Jutlandic Island, also called Vendsyssel-Thy, is the second-largest island by area after Zealand North Jutlandic Island is Denmark's second largest island.

The country's three main straits are the Øresund, the Great Belt (Storebælt), and the Little Belt (Lillebælt). Together they connect the Baltic Sea with the Kattegat, and from there with the Atlantic. The Great Belt is the largest and most important of the three Danish Straits that connect the Baltic Sea to the Kattegat strait and Atlantic Ocean. The others are the Øresund and the Little Belt straits. The Great Belt is roughly 60 km long and 16–32 km wide, with Samsø to its north and Langeland to its south The Great Belt is 60 km (37 miles) long and 16–32 km (10–20 miles) wide. It flows around two major islands: Samsø in the north and Langeland to the south. The Little Belt separates Funen from the Jutland Peninsula The Little Belt is a strait between the island of Funen and the Jutland Peninsula in Denmark. Despite its narrowness, it reaches a depth of 81 m, deeper than the Great Belt, and carries about a tenth of the water moving between the inner Baltic and the Kattegat its deepest point is at Marens Hul west of the island of Fænø, at 81 m (266 ft), which makes it deeper than its sister strait, the Great Belt. In part because of its depth, 10% of the water moving between the inner Baltic Sea and the Kattegat flows through the Little Belt. The Øresund's narrowest section lies between Helsingør in Denmark and Helsingborg in Sweden The narrowest point is between Helsingør in Denmark and Helsingborg in Sweden.

Historically the straits were Danish internal waters, which gave the Crown control over passage into the Baltic. Following territorial losses, Øresund and Fehmarn Belt are now shared with Sweden and Germany, while the Great Belt and the Little Belt have remained Danish territorial waters. Tolls, known as Sound Dues, were collected at Kronborg near Helsingør, at Nyborg in the Great Belt, and at Fredericia in the Little Belt The Kingdom of Denmark collected Sound Dues from ships at the border between the ocean and the land-locked Baltic Sea, in tandem: in the Øresund at Kronborg castle near Helsingør; in the Great Belt at Nyborg; and in the Little Belt at its narrowest part then Fredericia. The Copenhagen Convention of 1857 opened the straits to commercial shipping in general The Copenhagen Convention of 1857 made all the Danish Straits open to commercial shipping.

Until the late twentieth century, ferries linked the main islands. The Great Belt ferries ran from the late 19th century until the fixed link opened in 1997–98 the Belt was served by the Great Belt ferries from the late 19th century until the islands were connected by the Great Belt Fixed Link in 1997–98. The Little Belt had earlier road and rail bridges, the first from 1935 and a replacement from 1970, and the Øresund link was completed in the early 2000s the fixed links include the 1935 Little Belt Bridge, the 1970 "New" Little Belt Bridge, the 1981 Alssund Bridge, the 1998 Great Belt Bridge and the 1999 Øresund Bridge. The Øresund crossing combines a 4-kilometer, immersed tunnel; an artificial island, Peberholm, which measures 4 kilometers long; and an 8-kilometer, cable-stayed bridge, and its two decks carry railway and motorway traffic separately The railway runs along the lower deck, and the motorway runs along the upper deck. The bridge opened on 1 July 2000 Opened: 1 July 2000. Taken together, the Great Belt, Little Belt, and Øresund links connect Zealand with Sweden, Funen with Zealand, and Jutland with Funen the Øresund Bridge connects Zealand with Sweden; the Great Belt Bridge connects Funen with Zealand; and the Little Belt Bridge connects Jutland with Funen. Smaller islands are still served mainly by ferries or small aircraft Ferries or small aircraft connect to the smaller islands.

Bornholm lies apart from the rest of the country, east of the rest of the country, in the Baltic Sea. It has about 40,700 inhabitants Bornholm 588 227 40,715 Baltic Sea, and its nearest large city across the water is Ystad in Sweden Bornholm 588.36 39,695 Ystad, Sweden. Because it sits in open Baltic waters, it has no fixed link to the Jutland or Zealand group and depends on sea and air connections.

Coastlines and Marine Environment

Length of the coast and distance from the sea

Denmark's coastline is long for a country of its size. Most official summaries cite about 7,300 km, but the figure depends on how the shoreline is measured. One reference gives a tidal shoreline of 8,750 km, while the general coastline, which leaves out most of the 1,419 offshore islands, is about 1,701 km. Because the country is so narrow and so thoroughly surrounded by water, the sea is never far away. Common estimates put the greatest inland distance from the coast at about 52km (32 miles), and some sources round this down to 50 km.

Salinity and tides in the North Sea and Baltic

The two seas that border Denmark differ sharply. The Baltic is brackish, with an average salinity of about 7‰ (parts per thousand), whereas in the oceans it is around 35‰. Salt water reaches it only through the narrow Danish straits, while river inflows and rainfall supply large volumes of fresh water. Salinity is highest near the straits, where surface water salinity is around 20‰, and it declines steadily northward. The Baltic also has very little tidal movement, which has shaped its species compared with the Atlantic. Its deep basins are often strongly stratified, because dense saltier water enters only intermittently, and this limits oxygen in the deeper water. The west coast, by contrast, is exposed to North Sea waves. These differences produce distinct marine communities on each side of the peninsula.

Fjords, inlets and dune coasts

The coastline is irregular, dotted with inlets, breaks, gently sloping fjords, and impressive cliffs. The Danish fjords are narrow inlets that were carved by glacial erosion. The largest is the Limfjord, roughly 180 kilometres long, which separates North Jutlandic Island from the rest of Jutland. The west coast of Jutland is different in character, with sandy beaches in front of a series of dune ridges. The coastal dune belt can be up to 10 km wide, and these dunes protect the hinterland against flooding. Sand is also redistributed along the shore. Material eroded between Ferring and Thyborøn is transported through the canal at Thyborøn and into Nissum Bredning where it is deposited as sand banks. Offshore, the Fisher Bank is a sand bank in the North Sea, off the west coast of Denmark.

Erosion and coastal protection

The west coast is one of the most eroding shorelines in the country. Natural erosion there averages 2 m/year, and the northern Jutland and central west coast have recorded rates of about 2 to 8 metres a year in different stretches. Erosion has also affected individual landmarks. In 2019 the Rubjerg Knude lighthouse, originally built 656 feet from the sea, had to be wheeled back, as coastal erosion had shrunk that distance to just 19 feet. Protection began in the nineteenth century, when the coasts were equipped with groynes implemented in the period 1875-1892 to keep the Thyborøn channel open. Today, dikes or other permanent structures have been built along about 1800 km of coastline to guard low-lying land. The strategy has shifted towards adding sand. The Danish Coastal Authority now mainly replaces the eroded sand with new supplies rather than relying on structures alone. Protection has also had ecological costs. Around 14% of the Danish coastline has disappeared as a result of these embankments, and coastal wetlands in Denmark are estimated to have been halved since the middle of the 19th century.

Climate and Daylight Patterns

Maritime temperate pattern

Denmark's climate is temperate and strongly maritime. Water lies on nearly every side of the country, so the sea limits both deep winter cold and summer heat, while also adding humidity, wind and abrupt changes in weather (Surrounded by the North Sea and the Baltic Sea, the country benefits from relatively stable temperatures. The sea helps to prevent extreme cold in winter and extreme heat in summer, but it also contributes to higher humidity, frequent winds, and rapidly changing weather patterns.). Warm water carried by the Gulf Stream extension, the North Atlantic Current, further softens the winters compared with other countries at similar latitudes (The overall Danish climate is significantly moderated by the North Atlantic Current, an extension of the warm Gulf Stream, making its winters milder than those in other countries at similar latitudes.).

Published temperature ranges vary by source. One summary gives winter averages of -2°C to 4°C, while in summer it ranges from 15°C to 22°C. Another places winter temperatures at -4°C to 1°C, though coastal winds can make it feel colder. Summer is usually the warmest season, with July and August being the warmest months. Heat is rarely prolonged: Heatwaves do occur occasionally, but they don't usually last for long. Denmark's cool maritime climate is often compared with that of Britain, and Denmark's cool maritime climate is rather similar to that of Britain or the state of Washington.

Precipitation and wind

Rainfall is spread across the year rather than concentrated in one season. Summer and autumn are generally the wettest periods, and more than half the rainfall occurs from July to November; the driest month is April. Annual totals are reported in different ranges depending on the period and station. Recent measurements put the national average near 750 mm, and this has increased by about 15% - or 100 mm – since records began in 1874. Totals also swing widely from year to year, from a low of 464 mm in 1947 to a high of 905 mm in 1999. Geography adds a further gradient: precipitation is greatest in west and southern Jutland, with almost 1000 mm, and least on the eastern islands, where about 600 mm is recorded each year.

Wind is the other defining feature. Denmark lies in the path of the westerlies, an area characterised by fronts, extratropical cyclones and unsettled weather. Air arriving from the west is typically mild in winter and cool in summer, usually cloudy and often rainy, whereas if the wind comes from the east or south, the weather in Denmark tends to resemble the weather currently prevailing on the Continent: hot and sunny during summer, cold during winter. Most gales arrive in the autumn and early winter when the air temperature difference between the still warm Southern Europe and rapidly cooling Scandinavia is greatest. The windiest coasts see the most severe conditions: the number of days with severe wind (>10.8 m/s) varies from about 30 in some places inland to almost 170 days at Skagen. On average, storm-force (>24.5 m/s) occurs along the Danish coasts every three to four years. Large-scale pressure patterns also matter, particularly in winter, when the North Atlantic Oscillation, a fluctuation in the atmospheric pressure difference between the Icelandic Low and the Azores High, influences conditions.

Snow and daylight

Snow is usually modest. Though Denmark does experience snow, it is usually light and sporadic, rather than heavy or long-lasting. Sea-ice formation is limited to exceptional winters, when part of the Kattegat can freeze for a short time.

Because the country lies at high northern latitudes, its daylight varies strongly through the year. Denmark lies between 54 and 58 degrees latitude. This geographical position causes a flatter angular movement of the sun relative to the horizon, which results in longer twilight phases. Near 56°N, daylight lasts roughly 17.5 hours around midsummer, compared with just under seven hours at midwinter (the sun is visible for 17 hours, 37 minutes during the summer solstice and 6 hours, 57 minutes during the winter solstice.). Figures for Copenhagen depend on how the day is measured. One series gives the longest day of the year is 17h 15' long and the shortest day is 6h 44' long. Another, counting from dawn to dusk, gives 19.6 hours at the solstice in June and 8.6 hours long at the December solstice.

Sunshine follows the same seasonal rhythm. In Copenhagen, the sunniest month, July, reaches an impressive 230 hours, while December, the darkest month, offers only 40 hours. The total annual amount of sun is 1630 hours.

Rivers, Lakes and Groundwater

Denmark has no large river systems. Its watercourses are short, and most of them drain the Jutland peninsula and the surrounding seas. The Gudenå is the longest, but published lengths vary with the measuring method, from about 149 km for the river alone to about 160 km when the course is traced through its lakes to the outlet at Randers Fjord. Because the country is so flat and so close to the sea, few Danish rivers fall far. Many of them have gentle gradients that make them slow-moving and, in parts, tidal or affected by lakes. Denmark has roughly 900 streams that reach the sea, and almost half of them are less than 5 km long. Only a few dozen exceed 50 km.

The Gudenå rises at Tinnet Krat in the Vejle area of east-central Jutland and flows north-east past a chain of lakes, including Mossø, Julsø, Brassø, Silkeborg Langsø and Tange Sø, before reaching Randers Fjord. Its course was historically used for transporting goods by barge, and the lakes along it are part of the Søhøjlandet region of higher ground. The Skjern Å is the second longest river, at around 100 km, and carries the greatest volume of water of any Danish river, with an average discharge at its mouth of roughly 30 to 35 cubic metres per second. It rises close to the Gudenå's source and reaches the North Sea through Ringkøbing Fjord. Other significant rivers include the Storå, the Karup Å, the Varde Å and the Odense Å on Funen. Their names all end in the Danish word å, which simply means "stream" or "river".

Denmark's lakes are mostly the product of the last ice age. Retreating ice left depressions in the moraine and outwash deposits, some of which filled with water, and dead-ice blocks melted to form kettle holes. The largest lake by surface area is Arresø, on northern Zealand, at about 40 km². It was once a fjord connected to the Kattegat, but land uplift after the glaciers retreated cut it off from the sea, and a canal built from 1717 to 1719 linked it to Roskilde Fjord. Esrum Sø is the second largest by area and the largest by water volume, with a much greater average depth than most Danish lakes. Mossø, Stadil Fjord and Saltbæk Vig are among the other large water bodies. Many lakes are small and shallow, and the country has around 120,000 lakes and ponds of at least 0.1 hectares, of which a little over 1,000 have official names.

Groundwater is the main source of the country's drinking water. Almost all of the water supplied to households comes from aquifers beneath the surface, pumped through wells and given only simple treatment such as aeration and sand filtration. The Danish system depends on a decentralised network of local waterworks that draw from these aquifers, and water-supply planning relies on national mapping, hydrogeological models and monitoring wells. This dependence has made protection of groundwater a central policy concern. Intensive farming covers a large share of the land, and nitrate and pesticide residues have been widespread problems. Groundwater quality also varies in the Copenhagen area, where heavy demand has put some aquifers under strain and where contaminated soil sites pose a risk of seepage. Along low-lying coasts and on some small islands, seawater can intrude into freshwater aquifers, a problem that rising sea levels could make more widespread.

Much of the present landscape of rivers, lakes and wetlands is the result of drainage carried out over several centuries. Extensive areas of bogs, fens and marshes, particularly in valleys and in low-lying coastal land, were drained by ditches, embankments and, from the nineteenth century, pumping and drainage pipes. Drainage opened land for agriculture and settlement, but it also lowered groundwater tables in some places and removed the habitats of wetland plants and birds. Some fjords and inlets were partly enclosed and reclaimed, as with the Lammefjord on Zealand, which lies below sea level. In the late twentieth and early twenty-first centuries, the emphasis shifted towards restoring watercourses and wetlands. Projects on the Skjern Å, for example, returned straightened stretches to a more natural meandering course. Modern water-level management now balances the needs of farming, drinking-water supply, nature conservation and flood control, and it is shaped by the European Union's water framework rules.

Soils, Vegetation and Ecosystems

Soils

Denmark's soils were mostly created by the last glaciation and the sediments it left behind. Texture changes across the country: western soils formed on sandy material from glacial meltwater, while the centre and east developed largely on younger till rich in finer particles (soils in the western part developed on non-glaciated sandy parent material along the glacial flood-plains and Saalian moraine, whereas those in the central and eastern region formed on relatively young basal till high in finer materials). Coarse sandy soils dominate the west, while fine sandy clay to clay soils occupy much of the centre and south-east (a major soil type of Denmark proved to be coarse sand, mostly in the west of the country, whereas fine sandy clay to clay soils occupy a major part of the centre and towards the south-east).

In the national classification, the two most common groups are Podzols and Luvisols. In the country as a whole Podzols and Luvisols are the most common soils. Each accounts for about 25% of the investigated area. Luvisols are especially prominent on the moraine landscapes of the last glaciation, where they make up about 40% of the soils. Sandy soils are mainly Arenosols or Podzols, while the clayey soils are mostly Cambisols, Luvisols and related types, and the wetland soils are chiefly Gleysols, Fluvisols and Histosols (The sandy soils are mainly Arenosols or Podzols, while the more clayey soils are Cambisols, Phaeozems, Luvisols, Alisols or Podzoluvisols. The wetland soils are mainly Gleysols, Fluvisols or Histosols.). Soil type also shapes land use: crop-yield modelling found that willow yields were likely to be higher than silver grass yields on sandy soils, whereas silver grass yields were highest on clay-rich soils.

Forest cover and its history

Forest cover was once far more extensive. After centuries of clearing for farmland and fuel, woodland fell to roughly 2–3% of the land by around 1800 to 1820, although the sources differ on the exact date. Most of Denmark was originally covered by forest, but after centuries of uncontrolled felling and clearance for agriculture, just 2-3% of Denmark was covered by forest around 1800. The forest area around 1820 was down to only 2 to 3 percent in another national account. The Forest Act of 1805 marked a turning point: forest clearance has been banned in Denmark, and at the same time great efforts were initiated to plant more forests. Large planting programmes began in the 1860s, when large areas of woodland were established from the 1860s in central Jutland on land that was abandoned or unsuitable for agriculture.

Current figures vary by source and method. A 2024 national inventory reports that the total area with forest in 2024 has been estimated to 666 622 hectares covering 15 % of the land area. The FAO series gives a slightly higher share, with the latest value from 2023 is 15.8 percent. The modern forest is largely planted rather than natural. Conifers are the most common trees, and the most common tree species in Denmark is the Norway spruce, imported from other European countries like Sweden and Germany. Forest plantings have concentrated on heath and dune land, since conifers have been very successful in Denmark because they are hardy and thrive on heath and dune areas. Afforestation is ongoing: Denmark has the objective of increasing its total area of forest to approx. 20-25% before the end of this century. By contrast, a forest advocacy group estimates that wild forest nature covers less than one percent of the country.

Heathland, dunes and wetlands

Sandy heath, dune and wetland landscapes form a distinctive part of Danish vegetation. Along the North Sea coast, dynamic dunes and coastal heath support specialized plants, insects, and breeding birds, while inland lakes, fens, and river valleys provide breeding habitat for marsh birds and raptors. Coastal dunes and salt marshes perform a protective function as well: Salt marshes provide important buffers against storms while supporting specialized plant communities adapted to saline conditions. The park's barrier islands and dune systems help protect inland areas from the North Sea while providing habitat for numerous species. The largest of the wetlands is Tøndermarsken, where Tøndermarsken is Denmark's largest marshland. Many of these habitats are protected under international designations. National Park; UNESCO World Heritage (Wadden Sea, transboundary); Ramsar Wetland; Natura 2000 are the main frameworks listed for Danish sites, although the sources consulted do not give a detailed assessment of the conservation status of individual heathland or dune habitats.

Marine and coastal biodiversity

The Wadden Sea is the most significant marine and coastal ecosystem in the country's ecological record. The Wadden Sea is the largest unbroken system of intertidal sand and mud flats in the world, with natural processes undisturbed throughout most of the area. Its tidal flats support large food webs: the vast tidal flats teem with worms, shellfish, and small fish that feed wading birds and support populations of harbour and grey seals. The area is central to bird migration along the East Atlantic Flyway, and in the Wadden Sea up to 6.1 million birds can be present at the same time, and an average of 10-12 million pass through it each year.

Denmark's part of the site has a complex legal status. The national park was established in 2010, [and it] protects Denmark's portion of the internationally significant Wadden Sea, and in 2014 the area was inscribed as the Danish part of the Wadden Sea UNESCO World Heritage Site. Only part of the park is included in the World Heritage listing: only the part of the Wadden Sea National Park which is situated outside the dikes is UNESCO World Heritage in Denmark. Management is shared among the three countries, as the government of Germany, The Netherlands and Denmark work closely together to protect the Wadden Sea. Their cooperation extends to research, monitoring, and management of the site.

Land Use, Agriculture and Natural Resources

Agriculture occupies a larger share of Denmark's land than in most of Europe. Sources differ on the exact figure because they measure different things. The World Bank series puts agricultural land at about 65.5 percent of the land area in 2023, while Danish and EU sources give roughly 61 to 62 percent of the total area as farmed, with forest covering around 15 percent. Over 90 percent of the utilised agricultural area is arable land, which is farmed intensively and in a specialised way. Grassland and pasture make up the rest.

Farming structure and production

The sector has consolidated sharply. The number of farms fell from about 92,000 in 1985 to under 37,000 in 2015, while the average farm size rose to around 70 hectares by 2015. Danish agricultural statistics later report an average of about 83 hectares, with more than a fifth of farms exceeding 100 hectares. The cultivated area has stayed roughly stable at about 2.6 million hectares, so output has been maintained on fewer and larger holdings. Production is highly specialised. Few farms combine pigs and cattle, and most farms grow crops, but a large proportion also keep livestock.

Cereals are the dominant field crop, and most of the harvest is used as animal feed rather than for human food. Pigs, cattle and poultry are the most widely raised animals, and meat and dairy products are the leading agricultural exports. Pork, fish and dairy are the main export goods, with Germany, Sweden, the United Kingdom and China as the principal markets. Agriculture accounts for roughly a fifth of total goods exports, although its direct share of GDP is small, at under 1 percent in 2024. Around 12 percent of farmland is cultivated organically. Intensive production has placed pressure on certain ecosystems and high-nature-value areas, which is discussed in the sections on ecosystems and water.

Energy resources

Denmark's most important domestic fossil resource is oil and gas in the Danish sector of the North Sea. Production began in 1972, and the Gorm field is the largest oilfield exploited by the country. There are 21 producing fields in the Danish North Sea, operated mainly by TotalEnergies and INEOS, with dozens of platforms in service. Revenue from the sector has historically been substantial for the state, which has drawn it from corporate tax and a special hydrocarbon tax on extraction profits. The North Sea Agreement of 2020 set 2050 as the final date for extraction. Since 2022, the government has discussed temporarily increasing North Sea gas output to reduce dependence on Russian supply, while keeping the 2050 end date.

Wind power has become the most significant domestic energy source in the electricity system. According to the Danish system operator Energinet, wind turbines produced about 19 TWh in 2025, equal to around 60 percent of the electricity generated inside the country. That year's output was about 1.5 TWh lower than in 2024, so the share rose mainly because total domestic generation fell. The percentage describes domestic production, not consumption, because Denmark is tightly interconnected with Norway, Sweden and Germany and imports electricity during calm periods. Solar power supplied about 11 percent of electricity in 2024. The Kriegers Flak offshore farm, inaugurated in 2021, is among the largest in the Baltic Sea. Renewables accounted for around half of gross final energy consumption in 2023, and the government's targets envisage a much larger share by 2030.

Mineral resources and imports

Denmark has few metallic ore deposits, and its extractive industry relies chiefly on construction and industrial materials such as chalk, limestone, sand, gravel and clay, along with salt. The country therefore depends on imports for most metals, many industrial minerals and a large part of its energy and manufacturing inputs. Its trade balance in energy has been influenced by the North Sea fields, which supply a considerable share of domestic gas and oil, while the rest of the energy mix depends on imported fuels and the electricity interconnectors described above.

Population Distribution and Urban Geography

Denmark has roughly six million inhabitants, but the exact figure depends on the source. A UN projection for mid-2026 gives about 6.02 million, according to the UN World Population Prospects 2024, while national statistics for the start of 2026 put the count at about 5.93 million. Averaged over the whole territory, density is about 140 people per square kilometre, but that average hides strong contrasts. Most people live in the east, on Zealand and the neighbouring islands, whereas large parts of Jutland and the western coast are thinly settled.

Copenhagen dominates the eastern region. One 2026 estimate places the municipality at about 672,000 people, roughly 11 percent of the national population. The size of the wider metropolitan area depends on definition: one estimate gives about 1.4 million for the metro area in 2026, while other figures from the same period and region are higher, with a metropolitan population described as just over 2 million. The Øresund crossing has tied the capital to the Swedish side. The Øresund Bridge connects the two cities by rail and road. Since it opened in 2000, commuting between Zealand and Scania in Sweden has increased rapidly, leading to a wider, integrated area. The cross-border region as a whole has about 4.1 million inhabitants, of whom 2.7 million (August 2021) live in the Danish part of the region. On the Swedish side, the Malmö metropolitan area has a population of almost 770,000 inhabitants according to OECD methodology. Within the Danish capital region, Amager is the densest island in the country, with 225,746 inhabitants (January 2025).

Urban growth has not been uniform over time. Copenhagen's own core shrank during the mid-twentieth century: one account notes that the city centre population dropped from 760,000 in the 1950s to 460,000 in the 1990s, as families and young people moved out to the new suburbs. Since then, the larger cities have grown while many smaller places have not. Across the Nordic countries, the pattern is a distinct divide between rural and urban municipalities, where larger cities have increased in population while mainly rural ones have decreased. Denmark follows this pattern. Between 2013 and 2023, while capital and metropolitan regions saw their populations increase more than 10%, rural areas lost 2% of their inhabitants during this period, according to official statistics as reported in a 2023 article. Depopulation is strongest on the islands: from the 115 listed by Danish Statbank, 68 (60%) have fewer inhabitants this year than they had 10 years before. Small island communities such as Anholt, which had 143 people living there in early 2023, illustrate the trend. Peripheral municipalities on the west coast, furthest from the big cities, are also among those most exposed to decline.

Projections are less uniform than the recent record. One Nordic regional study expects population growth for large parts of the country until 2040, in more rural and urban areas alike, and suggests that losses will concentrate in the most remote municipalities on the northern, eastern and southern borders. Differences in the age structure are also significant. Estimates of the median age range from about 41 to 42, and estimates of the share aged 65 and over vary between roughly 20 and 21 percent, depending on the dataset. The fertility rate sits around 1.5 children per woman, well below replacement level.

Regional differences extend to administration and services. The 2007 reform cut the number of municipalities from 270 to 98, and five regions replaced the former counties. Larger municipalities have improved their capacity to provide services, but sparsely populated areas still face difficulties. Many of the most economically vulnerable rural municipalities are island communities, where difficulties of transport and small populations create serious obstacles for development. Access to jobs and services, and the cost of housing in the capital, remain central concerns for planners. The capital in particular faces extremely high cost of living, housing shortages despite dense construction, integration of immigrants, and aging, as well as the need to keep growth linked to public transport corridors, a principle that has shaped regional planning since the Finger Plan of 1947.

Greenland

Greenland is the largest island in the world, and spans 2,166,086 km² between the Arctic and Atlantic Oceans. Geographically it lies at the northeastern edge of the North American landmass, northeast of the Canadian Arctic Archipelago and about 300 km of open ocean from Iceland (it is separated from Iceland by roughly 300 km of open ocean). Only a small share of that area is ice-free: of the island's total, only about 410,000 square kilometers are ice-free, with the rest buried under the world's second-largest ice sheet.

The Greenland Ice Sheet fills most of the interior. It covers about 80 percent of the island of Greenland, and reaches thicknesses of over 3 kilometers. Its total volume is large enough that, if it melted completely, global sea level would rise by roughly seven metres (scientists estimate it would raise global sea levels by about seven meters). The highest recorded point, Gunnbjørn Fjeld in the east, reaches 3,694 m. The ice-free margin is ringed by a coastline of about 44,087 km, deeply cut by fjords, some of which reach over 200 km inland.

Population is small and concentrated on the coast. The population is about 57,800 according to 2023 estimates, and Greenlandic 89.1%, Danish 7.5%, other Nordic peoples 0.9%, and other 2.5% by ethnic group. With roughly 0.03 people per square kilometre, Greenland has the lowest population density of any country globally. Settlement is limited to small settlements along coast, and the population is concentrated along the southwest coast, where the climate is slightly milder. Towns cluster in isolated pockets along the coast, linked to each other by plane, boat, or helicopter rather than by road. The island has no railways and no highway system connecting one settlement to the next. The capital, Nuuk, has about 20,000 residents. Sources differ on its share of the national population: one puts it at more than a third of Greenland's population, while the CIA World Factbook says close to one-quarter of the population lives in the capital, Nuuk.

Greenland's self-government rests on the Act on Greenland Self-Government. In a 2008 referendum, a majority of 75.54 % voted in favour of the introduction of self-government. The Act took effect on the National Day on 21 June 2009. Under it, legislative power lies with Inatsisartut [Greenland Parliament], the executive power with Naalakkersuisut, and the judicial power with the courts of law. Denmark retains responsibility for foreign affairs and defense. Resource governance has moved steadily toward Greenland: since 1998, the administration of all mineral resource activities has been in the hands of Home Rule authorities, and the act affords Greenland a veto on all matters relating to prospecting and exploitation of subsurface resources. The Act also recognises Greenlanders as a people with the right to self-determination, and it provides a route to independence: the people of Greenland can, through a referendum, be granted independence from the Kingdom of Denmark.

Greenland's Arctic position is shaped by its climate and ice. Its coastal waters carry sea ice in winter, and the fjords hold a steady flow of icebergs. Melt is the major concern. The ice sheet has been losing mass at an accelerating pace: having lost ~4,900 Gt of ice since 1992 and already added ~13 mm to global mean sea-level. Much of the discharge comes through outlet glaciers. Jakobshavn Isbræ, Kangerlussuaq Glacier, and Helheim Glacier jointly drain ~12% of the Greenland Ice Sheet surface area. A large part of the ice loss occurs in the fjords: most of the ice loss came from below sea level, in fjords on Greenland's periphery. Smaller ice caps and peripheral glaciers also matter, since these relatively small glaciers now constitute 11 ± 2% of Greenland's ice loss while covering a much smaller area. Surface melting is accelerating too: surface melt has increased rapidly by ~1% per year since the 1990s, and dark bare ice absorbs up to three times more sunlight than bright snow, which reinforces the melting. For coastal settlements, these changes affect the ice, sea conditions and the land beneath, and they reach beyond Greenland as part of the wider global rise in sea level.

Faroe Islands

The Faroe Islands (Føroyar) are an archipelago in the North Atlantic. They are situated northwest of mainland Europe, between Norway, Scotland, and Iceland. The group consists of 18 volcanic islands. Sources differ on the total count of islands, because including the 18 islands, there are 779 islets and skerries in the group. Seventeen islands are inhabited; the one uninhabited island is the smallest, Lítla Dímun.

The islands have been settled since the early medieval period. The islands were already populated by about A.D. 500, though whether the original settlers were Celtic or early Norse has yet to be determined. Viking settlers arrived in the 9th century, and the islands served as an important stepping stone for Viking exploration of the North Atlantic. Later, the islands were incorporated into the kingdom of Norway in the eleventh century and followed that country into its union with Denmark in 1380. Since then the islands have been tied politically to Denmark, and today the Faroe Islands are a self-governing dependency of Denmark.

The landscape is one of the most rugged in Europe. The precipitous terrain limits habitation to small coastal lowlands. There are 1,100 km of coastline, and at no point is one more than 5 km away from the ocean. The Faroe Islands are notable for having the highest sea cliffs in Europe, and some of the highest in the world otherwise. The highest summit, Slættaratindur, is 882 metres above sea level. The interior is dominated by mountains and valleys, and the islands are cut by high mountains traversed by deep valleys, countless waterfalls and narrow fjords. Because of this terrain, roadbuilding was difficult, and only recently has this been remedied by building tunnels. Settlement follows the shoreline: nucleated villages lie along the shores of fjords and sounds, surrounded by fields and pastures.

The population is small and concentrated. Official tourism figures give a population of 56,365 as of February 2026, while a United Nations estimate for February 2025 gives 55,769, and a 2024 estimate from the CIA World Factbook gives 52,933. Nearly half of the population lives in and around the capital, Tórshavn. The city proper had a population of 14,223 (2024), and the greater urban area had a population of 22,444, including the suburbs of Hoyvík and Argir. Tórshavn is the capital and largest city of the Faroe Islands, and it is the seat of the government, the chief port, the seat of the university and the commercial centre of the islands.

The Faroes are a self-governing community within the Kingdom of Denmark. Since 1948, the Faroe Islands have been a 'self-governing community within the Danish realm', as stated in the Home Rule Act. The status followed a contested period. In a 1946 referendum, 48.7% of the voters supported secession, whereas 47.2% preferred the limited autonomy offered by Denmark and 4.1% cast invalid ballots. Under the arrangement, foreign and defence policy were excluded from self-rule, and the monetary and judicial systems remained under direct Danish control. In practice, the Danish government has limited control and oversees areas such as foreign affairs, defense and justice, while the Faroese govern issues such as education, healthcare and fisheries. A later revision took effect in 2005, when a new self-government arrangement came into force. Faroese is the main language, and Danish has equal status in all official affairs.

Territorial Change Through History

Denmark's borders have moved many times, and the largest losses came in the seventeenth century. By the 1658 Treaty of Roskilde, Denmark–Norway was forced to give up a third of its territory. The ceded lands included Scania, Halland and Blekinge, which were the fertile provinces of the realm, along with Bornholm and Trøndelag in Norway. Halland had already been under Swedish occupation since the 1645 Peace of Brömsebro. Sweden's position was then reversed only in part: the Treaty of Copenhagen in 1660 returned Bornholm to Denmark and Trøndelag to Norway, while Denmark's former mainland provinces east of the Sound remained Swedish.

Sweden then tried to make the new population identify with Sweden rather than Denmark. Swedish authorities considered it important to integrate these new subjects and make the Scanians feel Swedish. In April 1658, representatives of the local nobility, townspeople, clergy and peasants gathered in Malmö to swear fealty to Charles X Gustav. The loss also changed the geography of the capital's approaches. Copenhagen, on Zealand, now faced across the Øresund toward Swedish territory, so the strait that had long been a Danish waterway became a border.

The southern border was the next major change. After the 1864 war, Schleswig and Holstein were placed under Prussian control, and the Treaty of Prague, which concluded the Seven Weeks' War in 1866, ceded Schleswig and Holstein to Prussia. A promise of a popular vote in the north, included in the Prague settlement as a concession to Austria, was not implemented. After Germany's defeat in the First World War, the Treaty of Versailles provided for votes to settle the matter. The two plebiscites were held on 10 February and 14 March 1920. The northern zone chose Denmark, and its reunification with the kingdom took effect on 15 June 1920, while the central zone voted to stay in Germany. Sources differ on the margins: one gives 75% in northern Schleswig voting for reunification with Denmark, while another reports 70 percent for Denmark. Historians have also questioned the method, since votes in the northern zone were counted en bloc, and counting by municipality could have produced a different result in the southwest.

The present land border follows the line between the towns of Kruså and Padborg. Its placement left two minorities on either side: a German minority emerged in Northern Schleswig, while a smaller Danish minority remained in Southern Schleswig.

Iceland's separation followed a different path. The 1918 Act of Union declared Iceland to be a sovereign state separate from Denmark, but maintained the two countries in a personal union, with the king of Denmark also being the king of Iceland. Denmark, however, retained control over Iceland's foreign affairs and defense interests. During the German occupation of Denmark in the Second World War, Icelanders voted to end the arrangement. Both measures were approved, each with more than 98% of valid votes in favour. Iceland formally became a republic on 17 June 1944.

These changes reshaped settlement patterns, trade routes and defence. The loss of the Scanian provinces removed Denmark's richest farmland and put the sea approaches of the Øresund in another state's hands. The Copenhagen region's defence in 1658 depended on outside help, as the Danish defense of Copenhagen, aided by a Dutch fleet, proved crucial. In the twentieth century, the 1920 border and the Icelandic separation turned former provinces and dependencies into foreign or semi-autonomous territories, with their own trade and foreign relations.

Infrastructure and Transport Networks

Denmark's transport system has long been shaped by water. Jutland is joined to the islands of Funen and Zealand only by sea, so travel between them relied for generations on ferries. From the late twentieth century, large fixed links replaced many of these crossings for road and rail traffic. Ferries still serve many smaller islands and routes where a bridge or tunnel would be impractical.

Fixed links across the straits

The Great Belt Fixed Link joins Zealand and Funen. It is about 18 km long and combines a road suspension bridge, a railway tunnel and a box-girder bridge, with the small island of Sprogø at the midpoint. The suspension bridge's cables have a free span of 1,600 metres, the second longest in the world at the time of its completion. The project had a long political history. Danish State Railways proposed a bridge in 1934, and a government commission was set up in 1948. A first enabling law came in 1973, but work was suspended in 1978 because the Liberal party demanded a pause in public spending. Work resumed after a political agreement in 1986 and a construction law in 1987. The link opened in the late 1990s and was at the time among the largest civil engineering investments per head of population anywhere. Because the strait is the main channel for water exchange between the Baltic and the North Sea, the project also required compensation measures to avoid environmental effects on Baltic waters.

The Øresund Bridge connects Copenhagen with Malmö in Sweden. It is a cable-stayed bridge carrying a motorway and a double-track railway. It runs about 8 km from the Swedish coast to the artificial island of Peberholm, and a further 4 km tunnel links the island to Amager. Construction began in 1995, and the link opened on 1 July 2000. It transformed commuting and trade across the sound and created a single metropolitan labour market spanning two countries.

Denmark's next major crossing is the planned Fehmarn Belt link to Germany. Planners originally envisaged a bridge, but in 2010 and 2011 they switched to an immersed tunnel, judged to carry fewer construction risks at roughly the same cost. Opening is currently listed for about 2031.

Railways

Passenger rail is dominated by DSB (Danish State Railways), while the state agency Banedanmark maintains most of the track and allocates capacity to operators. The operational network totals about 2,667 km, alongside roughly 1,111 km of motorway. Historically the state built lines through Jutland and Funen, opening the first Jutland line between Aarhus and Randers in 1862. The main spines are the East Jutland longitudinal line, which runs along the east coast from the German border at Padborg to Frederikshavn, and the West Jutland line, which connects to the port of Esbjerg. Rail is most developed on the axis from Copenhagen across Zealand and Funen to Jutland, which is made possible by the bridges. In 2026, DSB took over a regional network of about 665 km serving 117 stations in Jutland and Funen after the government terminated the contract of the private operator GoCollective. Cross-border services use the Øresund line to Sweden and connect to German networks further south.

Ports and sea trade

Aarhus is the country's leading container port. Its container terminal has a 1,300-metre quay and a water depth of about 14 metres, which lets it accommodate large container ships. Sources cite a handling figure of roughly 10 million tonnes of cargo and about 674,000 TEU in 2023, and the port handles more than half of Danish container traffic. Its other terminals serve bulk goods such as grain, coal and fodder, as well as oil products, project cargo like wind-turbine components, and cruise and ferry traffic. Copenhagen, with its North Harbour freeport, is another major hub for trade with the Scandinavian and Baltic region. Official cargo statistics for 2014 show that by total tonnage, the smaller port of Fredericia led, reflecting its bulk and industrial traffic, while Aarhus and Copenhagen ranked well ahead in containers. Esbjerg, Aalborg and Kalundborg are other significant ports.

Air transport and transport planning

Copenhagen Airport, located on Amager, is the largest airport in the country and its main international gateway. Regional airports at Billund, Aalborg, Aarhus, Odense and on Bornholm serve other parts of the kingdom. Denmark's geography shapes the economics of transport. Scattered islands, a low-density periphery and long water crossings mean that each new link requires major capital outlay. Planners must weigh bridges against tunnels in terms of navigation clearance, environmental impact and maintenance, and must decide how far to subsidise ferry services that carry few passengers. The result is a network that combines heavy investment in a few large crossings with a continuing reliance on ferries and regional air services.

Climate Change, Sea-Level Rise and Environmental Pressures

Sea-level rise and storm surges

Denmark's low elevation and its position between the North Sea and the Baltic Sea make it highly exposed to rising sea levels and storm surges. National adaptation planning generally works with a rise of about 0.1–0.5 m by 2050 and 0.2–1.4 m by 2100, a range that land movement partly offsets. Flood defences are often judged against return periods. Copenhagen's protection is designed around a water level 150 cm above mean sea level, which corresponds to a roughly 120-year event. A rise of only 25 cm would reduce that standard to about a one-in-ten-year event, so the city's defences would need upgrading well before the end of the century.

Storm surges already test the system. In a recent episode, a surge from the east pushed water levels close to those of a 100-year event in several places, breaking dikes and flooding houses, shops and roads. The government responded with a package of about DKK 1.3 billion (EUR 174 million) to speed up protection for coasts, cities and infrastructure. Urban planning is also adapting: the new district of Ørestad, built on reclaimed land east of Copenhagen, raised its squares and metro entrances to allow for a 0.52 m rise by 2100.

The consequences extend to nature. A national GIS-based study found that roughly 14% of coastal habitats would be permanently flooded under projected sea-level rise, while only about 1.6% of urban land would be affected. Around 191,000 hectares of farmland would be flooded frequently by a one-in-ten-year storm surge unless additional protection was built. Because dikes and other hard structures block landward movement of the shoreline, a process known as coastal squeeze, many wetlands cannot migrate inland, and roughly 45% of Danish coastal wetlands could be permanently submerged by 2120.

Coastal erosion and protection

The North Sea coast is the most dynamic part of the country. Natural erosion removes around one metre of shoreline per year along about half of the coastline, according to the national coastal protection plan. The plan relies on pumping sand onto beaches to replace eroded material, reinforcing dunes and buffer zones, and monitoring water levels every year so that additional sand can be added if the sea rises faster than expected. It assumes a sea-level rise of about 60 cm over the next century and is intended as a long-term programme. Along the North Sea, the existing protection line is largely kept in place, although some areas are allowed to retreat where that is considered acceptable. Dikes on the Wadden Sea coast are being strengthened to meet projected safety margins.

Hard structures such as groynes and seawalls can shift erosion to neighbouring stretches of coast, which is one reason planners favour combined solutions. Legal responsibility is also contested. The Danish coastal protection law allows municipalities to charge landowners who benefit from storm-surge measures, and municipal officials have argued that the rules are insufficient for a dense urban area like Copenhagen and that securing the coast should be treated as a national task. The Lynetteholm project, an artificial peninsula in the Øresund designed to shield Copenhagen's port while absorbing excess soil from construction, illustrates both the ambition and the controversy: critics have raised concerns about its effects on water salinity and marine life.

Groundwater and freshwater

Nearly all of Denmark's drinking water comes from groundwater, drawn from aquifers that are often shallow and vulnerable. Nitrate pollution was recognised as a threat around 1980, and the main source is agriculture, especially fertiliser and manure applied over decades on sandy soils that filter poorly. The problem is most severe in the north and northeast of Jutland, where abstraction often draws on shallow aquifers. Water utilities have responded by mixing sources or building treatment plants. In Aalborg, the chalk-rich soils of the surrounding region convert less nitrate than other soils, and the municipality decided in 2024 to install nitrate removal systems costing about DKK 645 million, with costs passed on to residents. An expert panel appointed by the Ministry of the Environment recommended in December 2025 that the drinking water limit be lowered from 50 to 6 mg per litre.

Pesticides present a parallel problem. A 2026 analysis by the Ministry of Environment reported residues in more than half of the boreholes examined and exceedances of the limit in more than 14% of them. Because water moves slowly through the subsurface, contamination can persist for decades after a substance is banned, and this has made the issue a major political question. The debate centres on whether to introduce a national pesticide ban in vulnerable recharge areas or to rely on broader land-use reforms negotiated with the farming sector.

Emission reduction and adaptation

Denmark's main climate commitment is the 2020 Climate Act, which sets a legally binding target of cutting greenhouse gas emissions by 70% by 2030 compared with 1990 levels and aims for climate neutrality by 2050 at the latest. The law requires the government to set binding targets every five years with a ten-year horizon, and the government has announced a target of an 82% reduction for 2035. The main strategy is electrification, replacing oil, coal and natural gas in power generation, heating and transport with renewable energy sources, while the annual climate action programmes also address agriculture, which accounts for a large share of Danish emissions. Adaptation has so far been carried out largely through strict spatial planning rules administered by municipalities, supplemented by national programmes such as the coastal protection plan.

Mapping, Geoscience Research and Open Questions

National mapping and geodata

Official cartography in Denmark has been handled by a succession of state bodies, and the sources consulted name them differently. The Danish Geodata Agency (Geodatastyrelsen), formerly the National Survey and Cadastre (Kort & Matrikelstyrelsen, KMS), is responsible for surveying, mapping and land registration across Denmark, Greenland, the Faroe Islands and the surrounding waters. Its hydrographic remit covers nautical charts for the seas around the Faroe Islands and Greenland as well as Denmark, although the field surveys are still carried out with personnel and vessels from the Royal Danish Navy. The Danish Geodata Agency is the Danish state agency responsible for surveying, mapping and land registering of all of Denmark, Greenland, the Faroe Islands and all waters associated with these. It is responsible for the production of nautical charts of the waters surrounding Denmark, the Faroe Islands and Greenland. The practical work of hydrographic surveys is still done with personnel and ships from the Royal Danish Navy. The parent ministry is also described inconsistently: one encyclopedia entry places the agency under the Ministry of the Environment, while an agency profile lists the Ministry of Climate, Energy and Supply.

Geodata is distributed to the public through a common portal. As part of Denmark's basic data program, these datasets are free to use, available both as downloads and through extensive WMS/WFS/tile services. One secondary source attributes that portal to the Danish Agency for Climate Data rather than the Geodata Agency, which illustrates how frequently the institutional names have changed.

Geological survey and glacial research

The Geological Survey of Denmark and Greenland (GEUS) combines two older surveys. DGU was founded in 1888, while GGU was created in 1946. The merged institution took its present form in December 1995. GEUS has more than 40 years of experience with glaciological field work and analysis. Its paleoclimate group concentrates on Greenland and Denmark, but also on the wider Arctic and North Atlantic. GEUS is responsible for collecting and managing data collections from Denmark and Greenland, which consist of sediment cores, samples, maps, map services, surveys and background information. These archives underpin the reconstruction of the glacial history of the region. Dating the successive advances and retreats of ice sheets relies on sediment sequences, stratigraphic correlation and dated deposits, and the resulting chronology is revised as new cores and dating methods become available. Specific published dates for the Danish sequence are not given here.

Monitoring of coastal, marine and groundwater systems

Monitoring is a major part of the work. GEUS is responsible for the Programme for Monitoring of the Greenland Ice Sheet (PROMICE) and operates a network of weather stations on the ice sheet. At GEUS, researchers map the effects of climate change on the water cycle and the sea level. On land, groundwater specialists follow the chemistry of the aquifers. The GEUS groundwater and Quaternary geology mapping department will also contribute to the project by providing knowledge about the status and trends in nitrate concentrations in groundwater and drinking water in Denmark. Because the national geodata and the Danish geological archives are kept in long, consistent series, these records can be reused by scientists over decades, which is what makes trend detection possible.

Open questions

The Wadden Sea is a central open question. The Wadden Sea is a unique coastal wetland containing an uninterrupted stretch of tidal flats that span a distance of nearly 500 km along the North Sea coast from the Netherlands to Denmark. Because the Danish section is part of this continuous system, its sediment budget is studied together with the neighbouring sections. Measurements from the German part show that the intertidal areas accrete with rates ranging from 4 to 22 mm/yr, and these rates exceed the observed recent mean sea level rise of 2.2 to 6.6 mm/yr for the German Bight. Modelling in the Dutch part indicates that the future sediment supply is highly sensitive to the rate of sea-level rise: for the Eastern part of the Dutch Wadden Sea, where the morphology is near its dynamic equilibrium, the projected import rate in 2100 varies with a factor 3 (300%), for sea level rise rates from 2 to 17 mm/yr. Whether sediment can keep pace with a faster rise is therefore unresolved.

Sea-level change and the behaviour of the Greenland ice sheet remain the largest uncertainties. Sea-level projections depend on how quickly marine-terminating glaciers and the ice cap discharge meltwater, and those processes are monitored only over limited periods. Continued records from ice-sheet stations, tide gauges and sediment archives are the basis on which future projections are tested, and the results of such climate models remain provisional for coastal planning.

References

1. Denmark - Wiktionary, the free dictionaryen.wiktionary.org
2. Danish Marchen.wikipedia.org
3. Danes (tribe)en.wikipedia.org
4. Etymology of Denmarken.wikipedia.org
5. Danmark - Wiktionary, the free dictionaryen.wiktionary.org
6. Jutlanden.wikipedia.org
7. Dictionary of Greek and Roman Geography (1854), CA´BALEIS, CHORZANE, CIMBRIperseus.tufts.edu
8. Cimbrien-academic.com
9. Jutlandbritannica.com
10. The realmkina.um.dk
11. Danish Realmmonarchies.fandom.com
12. graphsearch.epfl.chgraphsearch.epfl.ch
13. Danish Realm facts for kidskids.kiddle.co
14. The Kingdom of Denmarkarctic-council.org
15. Greenlandmonarchies.fandom.com
16. graphsearch.epfl.chgraphsearch.epfl.ch
17. The Unity of the Realmen.wikipedia.org
18. Geography of Denmarken.wikipedia.org
19. Greenland - Statsministerietenglish.stm.dk
20. The Unity of the Realm - Statsministerietenglish.stm.dk
21. Denmarkqueensu.ca
22. Greenland: Home rule, new international relations and US interest - House of Commons Librarycommonslibrary.parliament.uk
23. Danish Realmen.wikipedia.org
24. Faroe Islandsen.wikipedia.org
25. Home ruleen.wikipedia.org
26. Fiscal Relations In The Realm Of Denmarkacademiajurisprudenciapr.org
27. Prime Minister of Greenlanden.wikipedia.org
28. (PDF) The Pleistocene of Denmark: A review of stratigraphy and glaciation historyresearchgate.net
29. Signature of the Baltic Ice Stream on Funen Island, Denmark during thedehondsrug.nl
30. (PDF) A lithostratigraphy of Weichselian glacial and interstadial deposits in Denmarkresearchgate.net
31. M%C3%B8lleh%C3%B8jen.wikipedia.org
32. Blue Green Atlas - The Geography of Denmarkbluegreenatlas.com
33. The Late Quaternary His tory of Denmarktidsskrift.dk
34. Yding Skovh%C3%B8jen.wikipedia.org
35. Himmelbjergeten.wikipedia.org
36. Country factsbulgarien.um.dk
37. Denmark - Geographyglobalsecurity.org
38. Jutlanden.wikivoyage.org
39. Jutlandencyclopedia.thefreedictionary.com
40. Jutland (Danish Peninsula)studyguides.com
41. Experience West Jutlanddk-camp.dk
42. Wadden Sea - an overviewsciencedirect.com
43. Future Response of the Wadden Sea Tidal Basins to Relative Sea-Level rise—An Aggregated Modelling Approachmdpi.com
44. Tidal Water - Wadden Sea National Parkeng.nationalparkvadehavet.dk
45. mud flatsecomare.nl
46. Sediment budget and morphological development of the Dutch Wadden Sea: impact of accelerated sea-level rise and subsidence until 2100cambridge.org
47. Vendsyssel-Thybritannica.com
48. North Jutlandic Islanden.wikipedia.org
49. Wadden Sea, unique World Heritageecomare.nl
50. Thy (district)en.wikipedia.org
51. List of islands of Denmarken.wikipedia.org
52. What Are the Largest Islands in Denmark?worldatlas.com
53. Great Belten.wikipedia.org
54. Little Belten.wikipedia.org
55. %C3%98resunden.wikipedia.org
56. Danish straitsen.wikipedia.org
57. Baltic Seaen.wikipedia.org
58. Danish Straits - Wikiwandwikiwand.com
59. Danish Straitsen.wikipedia.org
60. Multimodal Mobility in Denmarkibtta.org
61. %C3%98resund Bridgeen.wikipedia.org
62. 6 of the best small Danish islands (and how to visit them) - Routes Northroutesnorth.com
63. Islands of Denmark By Populationworldatlas.com
64. Great Belt Bridgeen.wikipedia.org
65. Great Belt Fixed Linkbritannica.com
66. Countries In Europe With The Longest Coastlineworldatlas.com
67. Geographyvisitdenmark.com
68. Hydrography - The Baltic Sea - Itameri.fiitameri.fi
69. Baltic Sea - A-Z Animalsa-z-animals.com
70. Coastal Protection on the West Coast of Jutland, Denmarkdocuments1.worldbank.org
71. Denmark geography, maps, climate, environment and terrain from Denmarkcountryreports.org
72. The West Coastgeoparkvestjylland.com
73. Fisher Banken.wikipedia.org
74. Coastal erosion - ClimateChangePostclimatechangepost.com
75. Denmark’s secret to happiness? Sand and surfnationalgeographic.com
76. General rightsorbit.dtu.dk
77. Impacts of Sea Level Rise on Danish Coastal Wetlandspmc.ncbi.nlm.nih.gov
78. Baltic Sea hypoxiaen.wikipedia.org
79. Baltic Sea — Geography, Low Salinity, Trade Routes & Maritime Guideheymariner.com
80. Baltic Sea - New World Encyclopedianewworldencyclopedia.org
81. Climate in Denmark - What to Expect When You Move - United Removalsunitedremovals.com
82. What Is the Climate of Denmark? - Biology Insightsbiologyinsights.com
83. Climate and temperatures in Denmarkworlddata.info
84. Blue Green Atlas - The Climate of Denmarkbluegreenatlas.com
85. Climate change - ClimateChangePostclimatechangepost.com
86. www.dmi.dk Page 1 of 104 Denmarkdmi.dk
87. Denmark: Weather, Climate & Best Time to Visitweather-and-climate.com
88. This is how long the sun shines in Denmark! Up to 17:40 hours of daylight a day.worlddata.info
89. Circles of latitude between the 55th parallel north and the 60th parallel northen.wikipedia.org
90. Sunshine & Daylight Hours in Copenhagen, Denmark Sunlight, Cloud & Day lengthclimate.top
91. How long is the day in Copenhagen?sunrisesunsettime.org
92. Copenhagen Sunshine Hours by Month - Weather and Climateweather-and-climate.com
93. Climatevisitdenmark.com
94. DANRA: The Kilometer-Scale Danish Regional Atmospheric Reanalysisarxiv.org
95. Denmark Weather Mapweatherbox.io
96. Climate Denmark - meteo1meteo1.net
97. Guden%C3%A5en.wikipedia.org
98. List of rivers of Denmarken.wikipedia.org
99. Skjern Riveren.wikipedia.org
100. Arres%C3%B8en.wikipedia.org
101. Lake Esrumen.wikipedia.org
102. List of lakes of Denmarken.wikipedia.org
103. Halsn%C3%A6s Municipalityen.wikipedia.org
104. Water supply and sanitation in Denmarken.wikipedia.org
105. 7 Drinking Water, Danish Environmental Protection Agencywww2.mst.dk
106. Safeguarding Groundwater Resources: A View From Denmarkwsp.com
107. The Danish groundwater examplestateofgreen.com
108. Is It Safe to Drink Tap Water in Denmark? (2026 Update)yourdenmarkguide.com
109. Digital Mapping of Soil Organic Carbon Contents and Stocks in Denmarkjournals.plos.org
110. Soil types of Denmark according to the Danish Soil Classification...researchgate.net
111. Soil map of Denmark According to the Revised FAO Legend 1990 - tidsskrift.dktidsskrift.dk
112. Frontiersfrontiersin.org
113. Forestry - The Danish Nature Agencyeng.naturstyrelsen.dk
114. 1 Denmark: Country report in the frame of COST Action FP0703 ECHOES:docs.gip-ecofor.org
115. Continuous Cover Forestry (CCF) in central Jutland, Denmarksilviculture.org.uk
116. Land Use, Land Use Change and Forestry (LULUCF)envs.au.dk
117. Denmark Forest area, percent - data, charttheglobaleconomy.com
118. The area of ​​Danish forests is growing - Wild About Denmarkwildaboutdenmark.com
119. More wild forest nature in Denmarkforestsoftheworld.org
120. Wildlife in Denmark - Types of Danish Animals - A-Z Animalsa-z-animals.com
121. Wadden Sea National Parknational-parks.org
122. World Heritage - Wadden Sea National Parkeng.nationalparkvadehavet.dk
123. Wadden Sea - UNESCO World Heritage Centrewhc.unesco.org
124. Vadehavet (National Park) - Denmarkinternationalparks.org
125. Wadden Sea National Parkdanhostel-ribe.dk
126. The Wadden Seaeverything-everywhere.com
127. (PDF) Soil Mapping in Denmarkresearchgate.net
128. Soil map of Denmark according to the FAO-UNESCO Legendtidsskrift.dk
129. Constructing a soil class map of Denmark based on the FAO legend using digital techniques - ScienceDirectsciencedirect.com
130. Floristic changes in the understory vegetation of a managed forest in Denmark over a period of 23 yearssciencedirect.com
131. Denmark - Forest area (% of land area)indexmundi.com
132. Wadden Seaebsco.com
133. COUNTRY REPORTS THE STATE OF DENMARK’S BIODIVERSITY FOR FOOD AND AGRICULTUREopenknowledge.fao.org
134. Denmark Percent agricultural land - data, charttheglobaleconomy.com
135. Denmark GDP share of agriculture - data, charttheglobaleconomy.com
136. Facts & Figures Denmarkagricultureandfood.dk
137. Land Useourworldindata.org
138. November2025 Factsheet on 2014-2022 Rural Development Programme for Denmarkagriculture.ec.europa.eu
139. About oil and gasens.dk
140. Economy of Oil and Gas Productionens.dk
141. Gorm Fielden.wikipedia.org
142. Denmark to boost gas production in North Sea to cut Russian supplyoffshore-technology.com
143. Wind supplied 60% of Denmark’s electricity production in 2025, yet output fell and imports rose: the grid depends on interconnectors, flexible generation and price signals during low-wind hoursspacedaily.com
144. Denmark generated roughly 60% of its electricity from wind in 2025 — the highest share of any country on Earth — and it reached that milestone in an unusually low-wind year when its turbines actually produced less electricity than the year before.scandinaviastandard.com
145. Solar power in Denmarken.wikipedia.org
146. Clean and renewable energydenmark.dk
147. renewable energy sourceseea.europa.eu
148. Denmark Population Pyramid 2026: 6.0M People by Age & Sexpopulationpyramids.org
149. Denmark Population 2026worldpopulationreview.com
150. Copenhagen, Denmark Metro Area Population (1950-2026)macrotrends.net
151. Copenhagenmonarchies.fandom.com
152. Exploring metropolitan governance in the Öresund Region Roger Barresdiva-portal.org
153. Amageren.wikipedia.org
154. Copenhagen, Denmarktheaou.org
155. Rethinking Population Shrinkage in the Nordic Countries - The Overpopulation Projectoverpopulation-project.com
156. Rural and islanded Denmark is emptier, older and quieterruralislanddenmark.mediajungle.dk
157. The demise of the rural Nordic region? Analysis of regional population trends in the Nordic countries, 1990 to 2040scup.com
158. 1 - Insight Paper - DENMARK RURALITY (1)ruralsharedmobility.eu
159. (PDF) Danish rural areas: recent experiences and future trendsresearchgate.net
160. Copenhagen Population 2026worldmeasure.com
161. Denmark population (2026) live — Countrymeterscountrymeters.info
162. Demographics of Denmarken.wikipedia.org
163. %C3%98resund Regionen.wikipedia.org
164. The municipalities and counties of Denmarkresearchgate.net
165. Greenland Island Guide: Ice Sheet, Geography & Arctic Factsgeographyworlds.com
166. FactFeedfactfeed.com
167. Greenland Ice Sheetbritannica.com
168. 15 things you didn't know about the world's largest islandqz.com
169. Photos of Greenlandcia.gov
170. Greenland: Discover the World's Largest Islandpolar-latitudes.com
171. Self-Governmenttrap.gl
172. Act no. 473 of 12 June 2009 Act on Greenland Self- ...english.stm.dk
173. Greenlandebsco.com
174. Development of Autonomy in Greenlandworld-autonomies.info
175. Past, present and future Greenland Ice Sheet surface melt, 1500–2200 CEnature.com
176. Centennial response of Greenland’s three largest outlet glaciersncbi.nlm.nih.gov
177. NASA Study: More Greenland Ice Lost Than Previously Estimatedjpl.nasa.gov
178. Accelerating Ice Loss From Peripheral Glaciers in North Greenlandncbi.nlm.nih.gov
179. Greenland ice sheet runoff reduced by meltwater refreezing in bare icencbi.nlm.nih.gov
180. Quick Facts of the Faroe Islandsvisitfaroeislands.com
181. Faroe Islandskina.um.dk
182. Faroe Islandsen.wikivoyage.org
183. Faroe Islands Facts, Map, Population, GDPtheworldfactbook.org
184. Faroe Islands - Country Profileopenfactbook.org
185. Faroe Islandsnordics.info
186. Geography of the Faroe Islandsen.wikipedia.org
187. Faroe Islands Map Finderguidetofaroeislands.fo
188. Faeroe Islandsencyclopedia.com
189. The people of the Faroe Islandsposeidonexpeditions.com
190. T%C3%B3rshavnen.wikipedia.org
191. Streymoyen.wikipedia.org
192. The Faroe Islands is a self-governing country within The Kingdom of Denmark?denmark.dk
193. FAROE ISLANDS Geography and Landscapetheworldofinfo.com
194. Government & Politicsvisitfaroeislands.com
195. Treaty of Roskildemilitary-history.fandom.com
196. Treaty of Roskildebritannica.com
197. Swedificationen.wikipedia.org
198. Schleswig-Holstein questionbritannica.com
199. 1920 Schleswig plebiscitesen.wikipedia.org
200. Province of Schleswig-Holsteinen.wikipedia.org
201. 100 years of German-Danish borderuni-kiel.de
202. Danish minority of Southern Schleswigen.wikipedia.org
203. 1944 Icelandic constitutional referendumen.wikipedia.org
204. Icelandic independence movementen.wikipedia.org
205. Kingdom of Icelanden.wikipedia.org
206. Treaty of Roskildeen.wikipedia.org
207. Schleswig plebiscitehistorica.fandom.com
208. Monumenter i købstaden 1864 - 1920 - Den Digitale Byportddb.byhistorie.dk
209. Denmark's Great Belt Linkjournals.flvc.org
210. Bridge and Tunnel Project operated by Danish State Railways - Railway Technologyrailway-technology.com
211. Great Belt Bridge rail accidenten.wikipedia.org
212. Fehmarn Belt fixed linken.wikipedia.org
213. Dissing+Weitlingdissingweitling.com
214. Intercontinental and transoceanic fixed linksen.wikipedia.org
215. Vendsyssel Lineen.wikipedia.org
216. Central Jutland steps in to help DSB - International Railway Journalrailjournal.com
217. Fredericia%E2%80%93Padborg railway lineen.wikipedia.org
218. Rail transport in Denmarken.wikipedia.org
219. History of rail transport in Denmarken.wikipedia.org
220. Trains in Denmarkomio.com
221. Transport in Denmarken.wikipedia.org
222. Port of Aarhusen.wikipedia.org
223. List of ports in Denmarken.wikipedia.org
224. Aarhus, Denmark - International Container Port Hub - UNISunisco.com
225. 6 Major Ports in Denmarkmarineinsight.com
226. Aarhus (Denmark) cruise port schedulecruisemapper.com
227. Aarhus Port Data & Shipping Insights - Arrivals, Departures & Expected Vessels at Aarhus Portshipnext.com
228. Coastal floods - ClimateChangePostclimatechangepost.com
229. Impacts of Sea Level Rise on Danish Coastal Wetlands – a GIS-based Analysisncbi.nlm.nih.gov
230. Copenhagen Close-up: Coastal Adaptation in Denmark - Ahead of the Curve or Behind the Times? - Southern Alliance for Clean Energy (SACE)cleanenergy.org
231. The Danish Government presents plan to ramp up climate adaptationstateofgreen.com
232. Adaptation to storm-surges in Denmark: Who pays?base-adaptation.eu
233. Copenhagen plans to build a peninsula to shield against rising sea levelsaccuweather.com
234. A Bold Project to Mitigate Sea Level Rise: Lynetteholm, Copenhagen, Denmark - Marine Construction Magazinemarineconstructionmagazine.com
235. Diffuse agricultural pollution of groundwater: addressing impacts in Denmark and Eastern Englandiwaponline.com
236. (PDF) Groundwater quality monitoring in Denmarkresearchgate.net
237. Political fight over pesticides in Danish drinking water — what the research shows — University Postuniavisen.dk
238. Experts Link Nitrate in Danish Drinking Water to Cancer Riskthedanishdream.com
239. Drinking water has become one of Denmark’s most sensitive campaign issues - NordiskPostnordiskpost.com
240. Denmarkccacoalition.org
241. New Danish Climate Act calls for 70 percent GHG reduction by 2030bioenergyinternational.com
242. The Climate Act - Climate Change Laws of the Worldclimate-laws.org
243. During COP25, Denmark passes Climate Act with a 70 percent reduction targetstateofgreen.com
244. Danish Geodata Agencyen.wikipedia.org
245. Hydrographic National Report of Denmarkiho.int
246. Dataforsyningen — GIS Data Portalatlas.co
247. Geological Survey of Denmark and Greenland (GEUS)uarctic.org
248. DNMARK » The National Geological Survey of Denmark and Greenlanddnmark.org
249. Sediment budget and morphological development of the Dutch Wadden Sea: impact of accelerated sea-level rise and subsidence until 2100waddensea-worldheritage.org
250. Recent morphologic evolution of the German Wadden Seanature.com
251. (PDF) Sediment budget and morphological development of the Dutch Wadden Sea: Impact of accelerated sea-level rise and subsidence until 2100researchgate.net
252. Geological Survey of Denmark and Greenlanden.wikipedia.org
253. User Name - Geodatastyrelsen (Danish Geodata Agency)resource.geospatialworld.net
254. Geological Survey of Denmark and Greenland - Glaciated North Atlantic Marginsglanam.org