Antarctica
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General Information
Introduction Antarctica
Background:
Speculation over the existence of a "southern land" was not confirmed until the early 1820s when British and American commercial operators and British and Russian national expeditions began exploring the Antarctic Peninsula region and other areas south of the Antarctic Circle. Not until 1840 was it established that Antarctica was indeed a continent and not just a group of islands. Several exploration "firsts" were achieved in the early 20th century. Following World War II, there was an upsurge in scientific research on the continent. A number of countries have set up year-round research stations on Antarctica. Seven have made territorial claims, but not all countries recognize these claims. In order to form a legal framework for the activities of nations on the continent, an Antarctic Treaty was negotiated that neither denies nor gives recognition to existing territorial claims; signed in 1959, it entered into force in 1961.
Geography Antarctica
Location:
continent mostly south of the Antarctic Circle
Geographic coordinates:
90 00 S, 0 00 E
Map references:
Antarctic Region
Area:
total: 14 million sq km
land: 14 million sq km (280,000 sq km ice-free, 13.72 million sq km ice-covered) (est.)
note: fifth-largest continent, following Asia, Africa, North America, and South America, but larger than Australia and the subcontinent of Europe
Area - comparative:
slightly less than 1.5 times the size of the US
Land boundaries:
0 km
note: see entry on Disputes - international
Coastline:
17,968 km
Maritime claims:
Australia, Chile, and Argentina claim Exclusive Economic Zone (EEZ) rights or similar over 200 nm extensions seaward from their continental claims, but like the claims themselves, these zones are not accepted by other countries; 21 of 28 Antarctic consultative nations have made no claims to Antarctic territory (although Russia and the US have reserved the right to do so) and do not recognize the claims of the other nations; also see the Disputes - international entry
Climate:
severe low temperatures vary with latitude, elevation, and distance from the ocean; East Antarctica is colder than West Antarctica because of its higher elevation; Antarctic Peninsula has the most moderate climate; higher temperatures occur in January along the coast and average slightly below freezing
Terrain:
about 98% thick continental ice sheet and 2% barren rock, with average elevations between 2,000 and 4,000 meters; mountain ranges up to nearly 5,000 meters; ice-free coastal areas include parts of southern Victoria Land, Wilkes Land, the Antarctic Peninsula area, and parts of Ross Island on McMurdo Sound; glaciers form ice shelves along about half of the coastline, and floating ice shelves constitute 11% of the area of the continent
Elevation extremes:
lowest point: Bentley Subglacial Trench -2,555 m
highest point: Vinson Massif 4,897 m
note: the lowest known land point in Antarctica is hidden in the Bentley Subglacial Trench; at its surface is the deepest ice yet discovered and the world's lowest elevation not under seawater
Natural resources:
iron ore, chromium, copper, gold, nickel, platinum and other minerals, and coal and hydrocarbons have been found in small uncommercial quantities; none presently exploited; krill, finfish, and crab have been taken by commercial fisheries
Land use:
arable land: 0%
permanent crops: 0%
other: 100% (ice 98%, barren rock 2%) (2005)
Natural hazards:
katabatic (gravity-driven) winds blow coastward from the high interior; frequent blizzards form near the foot of the plateau; cyclonic storms form over the ocean and move clockwise along the coast; volcanism on Deception Island and isolated areas of West Antarctica; other seismic activity rare and weak; large icebergs may calve from ice shelf
Environment - current issues:
in 1998, NASA satellite data showed that the Antarctic ozone hole was the largest on record, covering 27 million square kilometers; researchers in 1997 found that increased ultraviolet light passing through the hole damages the DNA of icefish, an Antarctic fish lacking hemoglobin; ozone depletion earlier was shown to harm one-celled Antarctic marine plants; in 2002, significant areas of ice shelves disintegrated in response to regional warming
Geography - note:
the coldest, windiest, highest (on average), and driest continent; during summer, more solar radiation reaches the surface at the South Pole than is received at the Equator in an equivalent period; mostly uninhabitable
People Antarctica
Population:
no indigenous inhabitants, but there are both permanent and summer-only staffed research stations
note: 28 nations, all signatory to the Antarctic Treaty, operate through their National Antarctic Program a number of seasonal-only (summer) and year-round research stations on the continent and its nearby islands south of 60 degrees south latitude (the region covered by the Antarctic Treaty); these stations' population of persons doing and supporting science or engaged in the management and protection of the Antarctic region varies from approximately 4,000 in summer to 1,000 in winter; in addition, approximately 1,000 personnel, including ship's crew and scientists doing onboard research, are present in the waters of the treaty region; peak summer (December-February) population - 3,944 total; Argentina 417, Australia 200, Brazil 40, Bulgaria 15, Chile 224, China 70, Czech Republic 20, Ecuador 26, Finland 20, France 122, Germany 78, India 65, Italy 113, Japan 125, South Korea 60, NZ 85, Norway 44, Peru 28, Poland 40, Romania 13, Russia 429, South Africa 80, Spain 28, Sweden 20, Ukraine 24, UK 205, US 1,293, Uruguay 60 (2006-2007); winter (June-August) station population - 1,077 total; Argentina 176, Australia 62, Brazil 12, Chile 88, China 29, France 37, Germany 9, India 25, Italy 2, Japan 40, South Korea 15, NZ 10, Norway 7, Poland 12, Russia 148, South Africa 10, Ukraine 12, UK 37, US 337, Uruguay 9 (2006); research stations operated within the Antarctic Treaty area (south of 60 degrees south latitude) by National Antarctic Programs: year-round stations - 37 total; Argentina 6, Australia 3, Brazil 1, Chile 3, China 2, France 1, Germany 1, India 1, Japan 1, South Korea 1, NZ 1, Norway 1, Poland 1, Russia 5, South Africa 1, Ukraine 1, UK 2, US 3, Uruguay 1, Italy and France jointly 1 (2005); seasonal-only (summer) stations - 16 total; Bulgaria 1, Chile 1, Czech Republic 1, Ecuador 1, Finland 1, Germany 1, Italy 1, Japan 1, Norway 1, Peru 1, Romania 1, Russia 1, Spain 2, Sweden 1, UK 1 (2006-2007); in addition, during the austral summer some nations have numerous occupied locations such as tent camps, summer-long temporary facilities, and mobile traverses in support of research (July 2007 est.)
Government Antarctica
Country name:
conventional long form: none
conventional short form: Antarctica
Government type:
Antarctic Treaty Summary - the Antarctic Treaty, signed on 1 December 1959 and entered into force on 23 June 1961, establishes the legal framework for the management of Antarctica; the 29th Antarctic Treaty Consultative Meeting was held in Edinburgh, UK in June 2006; at these periodic meetings, decisions are made by consensus (not by vote) of all consultative member nations; at the end of 2006, there were 46 treaty member nations: 28 consultative and 18 non-consultative; consultative (decision-making) members include the seven nations that claim portions of Antarctica as national territory (some claims overlap) and 21 non-claimant nations; the US and Russia have reserved the right to make claims; the US does not recognize the claims of others; Antarctica is administered through meetings of the consultative member nations; decisions from these meetings are carried out by these member nations (with respect to their own nationals and operations) in accordance with their own national laws; the years in parentheses indicate when a consultative member-nation acceded to the Treaty and when it was accepted as a consultative member, while no date indicates the country was an original 1959 treaty signatory; claimant nations are - Argentina, Australia, Chile, France, NZ, Norway, and the UK. Nonclaimant consultative nations are - Belgium, Brazil (1975/1983), Bulgaria (1978/1998) China (1983/1985), Ecuador (1987/1990), Finland (1984/1989), Germany (1979/1981), India (1983/1983), Italy (1981/1987), Japan, South Korea (1986/1989), Netherlands (1967/1990), Peru (1981/1989), Poland (1961/1977), Russia, South Africa, Spain (1982/1988), Sweden (1984/1988), Ukraine (1992/2004), Uruguay (1980/1985), and the US; non-consultative members, with year of accession in parentheses, are - Austria (1987), Belarus (2006), Canada (1988), Colombia (1989), Cuba (1984), Czech Republic (1962/1993), Denmark (1965), Estonia (2001), Greece (1987), Guatemala (1991), Hungary (1984), North Korea (1987), Papua New Guinea (1981), Romania (1971), Slovakia (1962/1993), Switzerland (1990), Turkey (1996), and Venezuela (1999); note - Czechoslovakia acceded to the Treaty in 1962 and separated into the Czech Republic and Slovakia in 1993; Article 1 - area to be used for peaceful purposes only; military activity, such as weapons testing, is prohibited, but military personnel and equipment may be used for scientific research or any other peaceful purpose; Article 2 - freedom of scientific investigation and cooperation shall continue; Article 3 - free exchange of information and personnel, cooperation with the UN and other international agencies; Article 4 - does not recognize, dispute, or establish territorial claims and no new claims shall be asserted while the treaty is in force; Article 5 - prohibits nuclear explosions or disposal of radioactive wastes; Article 6 - includes under the treaty all land and ice shelves south of 60 degrees 00 minutes south and reserves high seas rights; Article 7 - treaty-state observers have free access, including aerial observation, to any area and may inspect all stations, installations, and equipment; advance notice of all expeditions and of the introduction of military personnel must be given; Article 8 - allows for jurisdiction over observers and scientists by their own states; Article 9 - frequent consultative meetings take place among member nations; Article 10 - treaty states will discourage activities by any country in Antarctica that are contrary to the treaty; Article 11 - disputes to be settled peacefully by the parties concerned or, ultimately, by the ICJ; Articles 12, 13, 14 - deal with upholding, interpreting, and amending the treaty among involved nations; other agreements - some 200 recommendations adopted at treaty consultative meetings and ratified by governments include - Agreed Measures for Fauna and Flora (1964) which were later incorporated into the Environmental Protocol; Convention for the Conservation of Antarctic Seals (1972); Convention on the Conservation of Antarctic Marine Living Resources (1980); a mineral resources agreement was signed in 1988 but remains unratified; the Protocol on Environmental Protection to the Antarctic Treaty was signed 4 October 1991 and entered into force 14 January 1998; this agreement provides for the protection of the Antarctic environment through six specific annexes: 1) environmental impact assessment, 2) conservation of Antarctic fauna and flora, 3) waste disposal and waste management, 4) prevention of marine pollution, 5) area protection and management and 6) liability arising from environmental emergencies; it prohibits all activities relating to mineral resources except scientific research; a permanent Antarctic Treaty Secretariat was established in 2004 in Buenos Aires, Argentina
Legal system:
Antarctica is administered through meetings of the consultative member nations; decisions from these meetings are carried out by these member nations (with respect to their own nationals and operations) in accordance with their own national laws; US law, including certain criminal offenses by or against US nationals, such as murder, may apply extraterritorially; some US laws directly apply to Antarctica; for example, the Antarctic Conservation Act, 16 U.S.C. section 2401 et seq., provides civil and criminal penalties for the following activities, unless authorized by regulation of statute: the taking of native mammals or birds; the introduction of nonindigenous plants and animals; entry into specially protected areas; the discharge or disposal of pollutants; and the importation into the US of certain items from Antarctica; violation of the Antarctic Conservation Act carries penalties of up to $10,000 in fines and one year in prison; the National Science Foundation and Department of Justice share enforcement responsibilities; Public Law 95-541, the US Antarctic Conservation Act of 1978, as amended in 1996, requires expeditions from the US to Antarctica to notify, in advance, the Office of Oceans, Room 5805, Department of State, Washington, DC 20520, which reports such plans to other nations as required by the Antarctic Treaty; for more information, contact Permit Office, Office of Polar Programs, National Science Foundation, Arlington, Virginia 22230; telephone: (703) 292-8030, or visit their website at www.nsf.gov; more generally, access to the Antarctic Treaty area, that is to all areas between 60 and 90 degrees south latitude, is subject to a number of relevant legal instruments and authorization procedures adopted by the states party to the Antarctic Treaty
Economy Antarctica
Economy - overview:
Fishing off the coast and tourism, both based abroad, account for Antarctica's limited economic activity. Antarctic fisheries in 2004-05 (1 July-30 June) reported landing 147,000 metric tons (estimated fishing from the area covered by the Convention on the Conservation of Antarctic Marine Living Resources (CCAMLR), which extends slightly beyond the Antarctic Treaty area). Unregulated fishing, particularly of Patagonian toothfish, is a serious problem. The CCAMLR determines the recommended catch limits for marine species. A total of 26,245 tourists visited in the 2005-06 Antarctic summer, up from the 22,712 visitors the previous year. Nearly all of them were passengers on commercial (nongovernmental) ships and several yachts that make trips during the summer. Most tourist trips last approximately two weeks.
Communications Antarctica
Telephones - main lines in use:
0; note - information for US bases only (2001)
Telephone system:
general assessment: local systems at some research stations
domestic: commercial cellular networks operating in a small number of locations
international: country code - 672; via satellite (including mobile Inmarsat and Iridium systems) from all research stations, ships, aircraft, and most field parties (2001)
Radio broadcast stations:
AM NA, FM 2, shortwave 1 (information for US bases only) (2002)
Radios:
NA
Television broadcast stations:
1 (cable system with 6 channels; American Forces Antarctic Network-McMurdo - information for US bases only) (2002)
Televisions:
several hundred at McMurdo Station (US)
note: information for US bases only (2001)
Internet country code:
.aq
Internet hosts:
7,744 (2007)
Internet Service Providers (ISPs):
NA
Transportation Antarctica
Airports:
26 (2007)
Airports - with unpaved runways:
total: 26
over 3,047 m: 5
2,438 to 3,047 m: 5
1,524 to 2,437 m: 1
914 to 1,523 m: 9
under 914 m: 6 (2007)
Heliports:
53
note: all 37 year-round and 16 seasonal stations operated by National Antarctic Programs stations have restricted helicopter landing facilities (helipads) (2007)
Ports and terminals:
there are no developed ports and harbors in Antarctica; most coastal stations have offshore anchorages, and supplies are transferred from ship to shore by small boats, barges, and helicopters; a few stations have a basic wharf facility; US coastal stations include McMurdo (77 51 S, 166 40 E), and Palmer (64 43 S, 64 03 W); government use only except by permit (see Permit Office under "Legal System"); all ships at port are subject to inspection in accordance with Article 7, Antarctic Treaty; offshore anchorage is sparse and intermittent; relevant legal instruments and authorization procedures adopted by the states parties to the Antarctic Treaty regulating access to the Antarctic Treaty area, to all areas between 60 and 90 degrees of latitude south, have to be complied with (see "Legal System"); The Hydrographic Committee on Antarctica (HCA), a special hydrographic commission of International Hydrographic Organization (IHO), is responsible for hydrographic surveying and nautical charting matters in Antarctic Treaty area; it coordinates and facilitates provision of accurate and appropriate charts and other aids to navigation in support of safety of navigation in region; membership of HCA is open to any IHO Member State whose government has acceded to the Antarctic Treaty and which contributes resources and/or data to IHO Chart coverage of the area; members of HCA are Argentina, Australia, Brazil, Chile, China, Ecuador, France, Germany, Greece, India, Italy, NZ, Norway, Russia, South Africa, Spain, and the UK (2006)
Military Antarctica
Military - note:
the Antarctic Treaty prohibits any measures of a military nature, such as the establishment of military bases and fortifications, the carrying out of military maneuvers, or the testing of any type of weapon; it permits the use of military personnel or equipment for scientific research or for any other peaceful purposes
Transnational Issues Antarctica
Disputes - international:
Antarctic Treaty freezes claims (see Antarctic Treaty Summary in Government type entry); Argentina, Australia, Chile, France, NZ, Norway, and UK claim land and maritime sectors (some overlapping) for a large portion of the continent; the US and many other states do not recognize these territorial claims and have made no claims themselves (the US and Russia reserve the right to do so); no claims have been made in the sector between 90 degrees west and 150 degrees west
History
History of Antarctica

Early theories
In the Western world, belief in a Terra Australis - a vast continent located in the far south of the globe to "balance" out the northern lands of Europe, Asia and North Africa - had existed for centuries. European maps continued to show this hypothetical land of Antarctica until Captain James Cook and the crews of his expedition's ships, Resolution and Adventure, crossed the Antarctic Circle three times between 1772 and 1775 dispelling the myth. However, ice packs prevented Cook and his men from seeing the actual continent, which was smaller than had long been thought. In 1513, admiral Piri Reis drew a map that has been said to show part of the Antarctic continent.

Exploration

A United States man exploring the South Pole.The first confirmed sighting of Antarctica cannot be accurately attributed to one single person. It can, however, be narrowed down to three individuals. According to various sources (the National Science Foundation[1], United States House of Representatives member Peter DeFazio[2], NASA [3] and the University of California, San Diego[4]), three men all sighted Antarctica within days or weeks of each other; Fabian von Bellingshausen (a captain in the Russian Imperial Navy), Edward Bransfield (a captain in the British navy), and Nathaniel Palmer (an American sealer out of Stonington, Connecticut). Bransfield supposedly saw Antarctica on January 27, 1820, three days before Palmer sighted land. It is certain that on January 28, 1820 (New Style) the expedition led by Fabian von Bellingshausen and Mikhail Petrovich Lazarev on two ships reached a point within 20 miles (32 km) of the Antarctic mainland and saw ice-fields there. On January 30, Bransfield approached Trinity Peninsula, the northernmost point of the Antarctic mainland, and went ashore on a pinnace.

Only slightly more than a year later, the first American landing on Antarctica was arguably by Captain John Davis, a sealer, who claimed to have set foot there on February 7, 1821, though this is not acknowledged by all historians.

After the North Magnetic Pole was located in 1831, explorers and scientists began looking for the South Magnetic Pole. One of the explorers, James Clark Ross, identified its approximate location, but was unable to reach it. He also mapped the Ross Ice Shelf, which was later named after him. The volcanoes Mount Erebus and Mount Terror on Ross Island were named for the two ships of Ross's expedition.

In 1897, an expedition led by Belgian Adrian de Gerlache left Antwerp, Belgium for Antarctica. The multi-national crew included a Romanian zoologist (Emil Racoviță), a Polish geologist (Henryk Arctowski), a Belgian navigator/astronomer (George Lecointe), several Norwegians, including Roald Amundsen, and an American surgeon, Dr. Frederick Cook. In 1898, they became the first men to spend winter on Antarctica, when their ship Belgica became trapped in the ice. They became stuck on February 28, 1898, and only managed to get out of the ice on March 14, 1899. During their forced stay, several men lost their sanity, not only because of the Antarctic winter night and the endured hardship, but also because of the language problems between the different nationalities.

The Endurance at night during Ernest Shackleton's Imperial Trans-Antarctic Expedition in 1914.The British National Antarctic Expedition (1901 - 1904), led by Robert Falcon Scott, came to within 857 km (463 nautical miles) of the South Pole from its base at McMurdo Sound.

In 1903 the Scottish National Antarctic Expedition established Osmond House, a meteorological observatory on Laurie Island in the South Orkneys. A year later, ownership was passed to Argentina and renamed to Orcadas Base. It's the continent's oldest permanent base[8], and was the only one for about 40 years.

Ernest Shackleton, who had been a member of Scott's expedition, organized and led the British Antarctic Expedition (1907-09), again with the primary objective of reaching the South Pole, and came within 180 km (97 nautical miles) before having to turn back. On this expedition, again based at McMurdo Sound, Shackleton, discovered the Beardmore Glacier and was the first to reach the polar plateau. During this expedition, parties led by T. W. Edgeworth David became the first to climb Mount Erebus and to reach the South Magnetic Pole.

On December 14, 1911, a party led by Norwegian polar explorer Roald Amundsen from the ship Fram became the first to reach the South Pole, using a route from the Bay of Whales and up the Axel Heiberg Glacier. Amundsen was followed by Robert Falcon Scott from the Terra Nova over a month later, using the route pioneered by Shackleton. Scott's party later died on the return journey after being delayed by a series of accidents, bad weather, and the declining physical condition of the men. The Amundsen-Scott base was later named after these two men.

Endurance trapped in pack iceThe Imperial Trans-Antarctic Expedition of 1914, led by Ernest Shackleton, set out to cross the continent via the pole, but their ship, the Endurance, was trapped and crushed by pack ice before they even landed. The expedition members survived after an epic journey on sledges over pack ice to Elephant Island. Then Shackleton and five others crossed the Southern Ocean, in an open boat called James Caird, and then trekked over South Georgia to raise the alarm at the whaling station Grytviken.

US Navy Rear Admiral Richard Evelyn Byrd led five expeditions to Antarctica during the 1930s, 1940s, and 1950s. He overflew the South Pole with pilot Bernt Balchen on November 28 and 29, 1929, to match his overflight of the North Pole in 1926. Byrd's explorations had science as a major objective and pioneered the use of aircraft on the continent. Byrd is credited with doing more for Antarctic exploration than any other explorer. His expeditions set the scene for modern Antarctic exploration and research.

It was not until October 31, 1956 that anyone set foot on the south pole again; on that day US Navy Rear Admiral George Dufek[9] (and others) successfully landed a R4D Skytrain (Douglas DC-3) aircraft.

During the International Geophysical Year of 1957 a large number of expeditions were mounted.

New Zealand mountaineer Sir Edmund Hillary led an expedition using farm tractors equipped for polar travel and arrived at the Pole in late 1957, the first expedition since Scott's to reach the South Pole over land. Hillary was laying supply depots for the British Trans-Antarctic expedition and in typical Hillary style "detoured" to the pole because the trip had gone well. Then in 1958, British explorer Sir Vivian Fuchs led a successful overland transpolar expedition that completed the journey that Shackleton had first envisaged.

The Antarctic Treaty and recent history

The Antarctic Treaty was signed on December 1, 1959 and came into force on June 23, 1961.

A baby, named Emilio Marcos de Palma, was born near Hope Bay on January 7, 1978, becoming the first baby born on the continent. He also was born farther south than anyone in history. The mother had been sent there by the Argentine government in order for Argentina to become the first country with a child born there.

On November 28, 1979, an Air New Zealand DC-10 on a sightseeing trip crashed into Mount Erebus on Ross Island, killing all 257 people on board.

In March 2002 the 5,500 km2 (2,120 square statute mile) Iceberg B-22 broke off from the Thwaites Ice Tongue and the Larsen B ice-shelf on the Antarctic Peninsula, and shattered into small fragments. The ice shelf was 200 metres thick and had a surface area of 3,250 square kilometres.

Culture

Not applicable.

Last update on 3 March 2008
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