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570de6bd0dc6ce1900204cf7
Antarctica
Since the 1970s, an important focus of study has been the ozone layer in the atmosphere above Antarctica. In 1985, three British scientists working on data they had gathered at Halley Station on the Brunt Ice Shelf discovered the existence of a hole in this layer. It was eventually determined that the destruction of th...
What has been an important atmospheric study since the 1970s?
{ "answer_start": [ 58 ], "text": [ "ozone layer" ] }
570de6bd0dc6ce1900204cf9
Antarctica
Since the 1970s, an important focus of study has been the ozone layer in the atmosphere above Antarctica. In 1985, three British scientists working on data they had gathered at Halley Station on the Brunt Ice Shelf discovered the existence of a hole in this layer. It was eventually determined that the destruction of th...
When did scientists discover the hole in the ozone layer?
{ "answer_start": [ 109 ], "text": [ "1985" ] }
570de6bd0dc6ce1900204cf8
Antarctica
Since the 1970s, an important focus of study has been the ozone layer in the atmosphere above Antarctica. In 1985, three British scientists working on data they had gathered at Halley Station on the Brunt Ice Shelf discovered the existence of a hole in this layer. It was eventually determined that the destruction of th...
Where in Antarctica is Halley Station?
{ "answer_start": [ 199 ], "text": [ "Brunt Ice Shelf" ] }
570de6bd0dc6ce1900204cfa
Antarctica
Since the 1970s, an important focus of study has been the ozone layer in the atmosphere above Antarctica. In 1985, three British scientists working on data they had gathered at Halley Station on the Brunt Ice Shelf discovered the existence of a hole in this layer. It was eventually determined that the destruction of th...
What chemical was discovered to have caused the hole in the ozone?
{ "answer_start": [ 342 ], "text": [ "chlorofluorocarbons" ] }
570de6bd0dc6ce1900204cfb
Antarctica
Since the 1970s, an important focus of study has been the ozone layer in the atmosphere above Antarctica. In 1985, three British scientists working on data they had gathered at Halley Station on the Brunt Ice Shelf discovered the existence of a hole in this layer. It was eventually determined that the destruction of th...
What agreement banned the use of CFC s?
{ "answer_start": [ 424 ], "text": [ "Montreal Protocol" ] }
570de84b0b85d914000d7ba7
Antarctica
During the Cambrian period, Gondwana had a mild climate. West Antarctica was partially in the Northern Hemisphere, and during this period large amounts of sandstones, limestones and shales were deposited. East Antarctica was at the equator, where sea floor invertebrates and trilobites flourished in the tropical seas. B...
What type of climate did Gondwana have during the Cambrian period?
{ "answer_start": [ 43 ], "text": [ "mild" ] }
570de84b0b85d914000d7ba8
Antarctica
During the Cambrian period, Gondwana had a mild climate. West Antarctica was partially in the Northern Hemisphere, and during this period large amounts of sandstones, limestones and shales were deposited. East Antarctica was at the equator, where sea floor invertebrates and trilobites flourished in the tropical seas. B...
In what hemisphere did west Antarctica share during the Cambrian?
{ "answer_start": [ 94 ], "text": [ "Northern" ] }
570de84b0b85d914000d7ba9
Antarctica
During the Cambrian period, Gondwana had a mild climate. West Antarctica was partially in the Northern Hemisphere, and during this period large amounts of sandstones, limestones and shales were deposited. East Antarctica was at the equator, where sea floor invertebrates and trilobites flourished in the tropical seas. B...
Where was east Antarctica during the Cambrian period?
{ "answer_start": [ 232 ], "text": [ "equator" ] }
570de84b0b85d914000d7baa
Antarctica
During the Cambrian period, Gondwana had a mild climate. West Antarctica was partially in the Northern Hemisphere, and during this period large amounts of sandstones, limestones and shales were deposited. East Antarctica was at the equator, where sea floor invertebrates and trilobites flourished in the tropical seas. B...
What was the climate of Gondwana at the beginning of the Devonian period?
{ "answer_start": [ 425 ], "text": [ "cooler" ] }
570de84b0b85d914000d7bab
Antarctica
During the Cambrian period, Gondwana had a mild climate. West Antarctica was partially in the Northern Hemisphere, and during this period large amounts of sandstones, limestones and shales were deposited. East Antarctica was at the equator, where sea floor invertebrates and trilobites flourished in the tropical seas. B...
Where was Gondwana located by the end of the Devonian period?
{ "answer_start": [ 678 ], "text": [ "South Pole" ] }
570de9330b85d914000d7bb7
Antarctica
Antarctica (US English i/æntˈɑːrktɪkə/, UK English /ænˈtɑːktɪkə/ or /ænˈtɑːtɪkə/ or /ænˈɑːtɪkə/)[Note 1] is Earth's southernmost continent, containing the geographic South Pole. It is situated in the Antarctic region of the Southern Hemisphere, almost entirely south of the Antarctic Circle, and is surrounded by the Sou...
What is the Earth's most southern continent?
{ "answer_start": [ 0 ], "text": [ "Antarctica" ] }
570de9330b85d914000d7bb8
Antarctica
Antarctica (US English i/æntˈɑːrktɪkə/, UK English /ænˈtɑːktɪkə/ or /ænˈtɑːtɪkə/ or /ænˈɑːtɪkə/)[Note 1] is Earth's southernmost continent, containing the geographic South Pole. It is situated in the Antarctic region of the Southern Hemisphere, almost entirely south of the Antarctic Circle, and is surrounded by the Sou...
Which pole is located in Antarctica?
{ "answer_start": [ 166 ], "text": [ "South Pole" ] }
570de9330b85d914000d7bb9
Antarctica
Antarctica (US English i/æntˈɑːrktɪkə/, UK English /ænˈtɑːktɪkə/ or /ænˈtɑːtɪkə/ or /ænˈɑːtɪkə/)[Note 1] is Earth's southernmost continent, containing the geographic South Pole. It is situated in the Antarctic region of the Southern Hemisphere, almost entirely south of the Antarctic Circle, and is surrounded by the Sou...
What ocean surrounds Antarctica?
{ "answer_start": [ 317 ], "text": [ "Southern Ocean" ] }
570de9330b85d914000d7bba
Antarctica
Antarctica (US English i/æntˈɑːrktɪkə/, UK English /ænˈtɑːktɪkə/ or /ænˈtɑːtɪkə/ or /ænˈɑːtɪkə/)[Note 1] is Earth's southernmost continent, containing the geographic South Pole. It is situated in the Antarctic region of the Southern Hemisphere, almost entirely south of the Antarctic Circle, and is surrounded by the Sou...
What is the size of Antarctica?
{ "answer_start": [ 336 ], "text": [ "14,000,000 square kilometres" ] }
570de9330b85d914000d7bbb
Antarctica
Antarctica (US English i/æntˈɑːrktɪkə/, UK English /ænˈtɑːktɪkə/ or /ænˈtɑːtɪkə/ or /ænˈɑːtɪkə/)[Note 1] is Earth's southernmost continent, containing the geographic South Pole. It is situated in the Antarctic region of the Southern Hemisphere, almost entirely south of the Antarctic Circle, and is surrounded by the Sou...
How much of Antarctica is ice covered?
{ "answer_start": [ 559 ], "text": [ "98%" ] }
570dea9c0b85d914000d7bd3
Antarctica
Antarctica is the coldest of Earth's continents. The coldest natural temperature ever recorded on Earth was −89.2 °C (−128.6 °F) at the Soviet (now Russian) Vostok Station in Antarctica on 21 July 1983. For comparison, this is 10.7 °C (20 °F) colder than subliming dry ice at one atmosphere of partial pressure, but sinc...
Where was the coldest temperature recorded on Earth?
{ "answer_start": [ 0 ], "text": [ "Antarctica" ] }
570dea9c0b85d914000d7bd4
Antarctica
Antarctica is the coldest of Earth's continents. The coldest natural temperature ever recorded on Earth was −89.2 °C (−128.6 °F) at the Soviet (now Russian) Vostok Station in Antarctica on 21 July 1983. For comparison, this is 10.7 °C (20 °F) colder than subliming dry ice at one atmosphere of partial pressure, but sinc...
What was the coldest temperature ever recorded?
{ "answer_start": [ 108 ], "text": [ "−89.2 °C" ] }
570dea9c0b85d914000d7bd5
Antarctica
Antarctica is the coldest of Earth's continents. The coldest natural temperature ever recorded on Earth was −89.2 °C (−128.6 °F) at the Soviet (now Russian) Vostok Station in Antarctica on 21 July 1983. For comparison, this is 10.7 °C (20 °F) colder than subliming dry ice at one atmosphere of partial pressure, but sinc...
On what date was the Earth's coldest temperature recorded?
{ "answer_start": [ 189 ], "text": [ "21 July 1983" ] }
570dea9c0b85d914000d7bd6
Antarctica
Antarctica is the coldest of Earth's continents. The coldest natural temperature ever recorded on Earth was −89.2 °C (−128.6 °F) at the Soviet (now Russian) Vostok Station in Antarctica on 21 July 1983. For comparison, this is 10.7 °C (20 °F) colder than subliming dry ice at one atmosphere of partial pressure, but sinc...
What is Antarctica topographically ?
{ "answer_start": [ 470 ], "text": [ "frozen desert" ] }
570dea9c0b85d914000d7bd7
Antarctica
Antarctica is the coldest of Earth's continents. The coldest natural temperature ever recorded on Earth was −89.2 °C (−128.6 °F) at the Soviet (now Russian) Vostok Station in Antarctica on 21 July 1983. For comparison, this is 10.7 °C (20 °F) colder than subliming dry ice at one atmosphere of partial pressure, but sinc...
What light caused condition is a serious problem for humans in Antarctica?
{ "answer_start": [ 783 ], "text": [ "Sunburn" ] }
570dec460dc6ce1900204d0b
Antarctica
Aristotle wrote in his book Meteorology about an Antarctic region in c. 350 B.C. Marinus of Tyre reportedly used the name in his unpreserved world map from the 2nd century A.D. The Roman authors Hyginus and Apuleius (1–2 centuries A.D.) used for the South Pole the romanized Greek name polus antarcticus, from which deri...
Who wrote a book describing a cold region in 350 B.C.?
{ "answer_start": [ 0 ], "text": [ "Aristotle" ] }
570dec460dc6ce1900204d0d
Antarctica
Aristotle wrote in his book Meteorology about an Antarctic region in c. 350 B.C. Marinus of Tyre reportedly used the name in his unpreserved world map from the 2nd century A.D. The Roman authors Hyginus and Apuleius (1–2 centuries A.D.) used for the South Pole the romanized Greek name polus antarcticus, from which deri...
What did authors Hyginus and Apuleious call the South Pole?
{ "answer_start": [ 286 ], "text": [ "polus antarcticus" ] }
570dec460dc6ce1900204d0c
Antarctica
Aristotle wrote in his book Meteorology about an Antarctic region in c. 350 B.C. Marinus of Tyre reportedly used the name in his unpreserved world map from the 2nd century A.D. The Roman authors Hyginus and Apuleius (1–2 centuries A.D.) used for the South Pole the romanized Greek name polus antarcticus, from which deri...
What map maker used the name Antarctica in his map of the 2nd century A.D.?
{ "answer_start": [ 81 ], "text": [ "Marinus of Tyre" ] }
570dec460dc6ce1900204d0e
Antarctica
Aristotle wrote in his book Meteorology about an Antarctic region in c. 350 B.C. Marinus of Tyre reportedly used the name in his unpreserved world map from the 2nd century A.D. The Roman authors Hyginus and Apuleius (1–2 centuries A.D.) used for the South Pole the romanized Greek name polus antarcticus, from which deri...
What did Chaucer call the area in 1391?
{ "answer_start": [ 432 ], "text": [ "pol antartik" ] }
570dec460dc6ce1900204d0f
Antarctica
Aristotle wrote in his book Meteorology about an Antarctic region in c. 350 B.C. Marinus of Tyre reportedly used the name in his unpreserved world map from the 2nd century A.D. The Roman authors Hyginus and Apuleius (1–2 centuries A.D.) used for the South Pole the romanized Greek name polus antarcticus, from which deri...
What was the old French words for the Antarctic?
{ "answer_start": [ 339 ], "text": [ "pole antartike" ] }
570dedb80dc6ce1900204d1b
Antarctica
Some scientific studies suggest that ozone depletion may have a dominant role in governing climatic change in Antarctica (and a wider area of the Southern Hemisphere). Ozone absorbs large amounts of ultraviolet radiation in the stratosphere. Ozone depletion over Antarctica can cause a cooling of around 6 °C in the loca...
In what do some scientists believe ozone depletion may have a role ?
{ "answer_start": [ 91 ], "text": [ "climatic change" ] }
570dedb80dc6ce1900204d1d
Antarctica
Some scientific studies suggest that ozone depletion may have a dominant role in governing climatic change in Antarctica (and a wider area of the Southern Hemisphere). Ozone absorbs large amounts of ultraviolet radiation in the stratosphere. Ozone depletion over Antarctica can cause a cooling of around 6 °C in the loca...
How much cooling can ozone depletion cause over Antarctica?
{ "answer_start": [ 304 ], "text": [ "6 °C" ] }
570dedb80dc6ce1900204d1c
Antarctica
Some scientific studies suggest that ozone depletion may have a dominant role in governing climatic change in Antarctica (and a wider area of the Southern Hemisphere). Ozone absorbs large amounts of ultraviolet radiation in the stratosphere. Ozone depletion over Antarctica can cause a cooling of around 6 °C in the loca...
What light does ozone absorb?
{ "answer_start": [ 199 ], "text": [ "ultraviolet radiation" ] }
570dedb80dc6ce1900204d1e
Antarctica
Some scientific studies suggest that ozone depletion may have a dominant role in governing climatic change in Antarctica (and a wider area of the Southern Hemisphere). Ozone absorbs large amounts of ultraviolet radiation in the stratosphere. Ozone depletion over Antarctica can cause a cooling of around 6 °C in the loca...
What can the wind changes due to cooling cause in the Antarctic ice?
{ "answer_start": [ 736 ], "text": [ "accelerated melting" ] }
570dedb80dc6ce1900204d1f
Antarctica
Some scientific studies suggest that ozone depletion may have a dominant role in governing climatic change in Antarctica (and a wider area of the Southern Hemisphere). Ozone absorbs large amounts of ultraviolet radiation in the stratosphere. Ozone depletion over Antarctica can cause a cooling of around 6 °C in the loca...
What does ozone depletion cause in the southern atmosphere?
{ "answer_start": [ 802 ], "text": [ "enhanced polar vortex" ] }
570def870b85d914000d7c05
Antarctica
Several governments maintain permanent manned research stations on the continent. The number of people conducting and supporting scientific research and other work on the continent and its nearby islands varies from about 1,000 in winter to about 5,000 in the summer, giving it a population density between 70 and 350 in...
Who has research stations in Antarctica?
{ "answer_start": [ 0 ], "text": [ "Several governments" ] }
570def870b85d914000d7c06
Antarctica
Several governments maintain permanent manned research stations on the continent. The number of people conducting and supporting scientific research and other work on the continent and its nearby islands varies from about 1,000 in winter to about 5,000 in the summer, giving it a population density between 70 and 350 in...
What is the span of population density per million square kilometers of researchers in Antarctica?
{ "answer_start": [ 299 ], "text": [ "between 70 and 350" ] }
570def870b85d914000d7c07
Antarctica
Several governments maintain permanent manned research stations on the continent. The number of people conducting and supporting scientific research and other work on the continent and its nearby islands varies from about 1,000 in winter to about 5,000 in the summer, giving it a population density between 70 and 350 in...
About long long do researchers stay when researching in Antarctica?
{ "answer_start": [ 537 ], "text": [ "one-year" ] }
570def870b85d914000d7c08
Antarctica
Several governments maintain permanent manned research stations on the continent. The number of people conducting and supporting scientific research and other work on the continent and its nearby islands varies from about 1,000 in winter to about 5,000 in the summer, giving it a population density between 70 and 350 in...
What station has an Orthodox church representative?
{ "answer_start": [ 623 ], "text": [ "Bellingshausen Station" ] }
570def870b85d914000d7c09
Antarctica
Several governments maintain permanent manned research stations on the continent. The number of people conducting and supporting scientific research and other work on the continent and its nearby islands varies from about 1,000 in winter to about 5,000 in the summer, giving it a population density between 70 and 350 in...
When did the Trinity Church begin its posting at Bellinshausen station?
{ "answer_start": [ 603 ], "text": [ "2004" ] }
570df1970dc6ce1900204d2d
Antarctica
Positioned asymmetrically around the South Pole and largely south of the Antarctic Circle, Antarctica is the southernmost continent and is surrounded by the Southern Ocean; alternatively, it may be considered to be surrounded by the southern Pacific, Atlantic, and Indian Oceans, or by the southern waters of the World O...
What is the southern most continent?
{ "answer_start": [ 91 ], "text": [ "Antarctica" ] }
570df1970dc6ce1900204d2f
Antarctica
Positioned asymmetrically around the South Pole and largely south of the Antarctic Circle, Antarctica is the southernmost continent and is surrounded by the Southern Ocean; alternatively, it may be considered to be surrounded by the southern Pacific, Atlantic, and Indian Oceans, or by the southern waters of the World O...
What is the size of Antarctica in square miles?
{ "answer_start": [ 362 ], "text": [ "5,400,000" ] }
570df1970dc6ce1900204d30
Antarctica
Positioned asymmetrically around the South Pole and largely south of the Antarctic Circle, Antarctica is the southernmost continent and is surrounded by the Southern Ocean; alternatively, it may be considered to be surrounded by the southern Pacific, Atlantic, and Indian Oceans, or by the southern waters of the World O...
What is Antarctica's ranking among the continents?
{ "answer_start": [ 394 ], "text": [ "fifth-largest" ] }
570df1970dc6ce1900204d31
Antarctica
Positioned asymmetrically around the South Pole and largely south of the Antarctic Circle, Antarctica is the southernmost continent and is surrounded by the Southern Ocean; alternatively, it may be considered to be surrounded by the southern Pacific, Atlantic, and Indian Oceans, or by the southern waters of the World O...
How many miles long is Antarctica's coast line?
{ "answer_start": [ 489 ], "text": [ "11,165" ] }
570df3470dc6ce1900204d47
Antarctica
Some species of marine animals exist and rely, directly or indirectly, on the phytoplankton. Antarctic sea life includes penguins, blue whales, orcas, colossal squids and fur seals. The emperor penguin is the only penguin that breeds during the winter in Antarctica, while the Adélie penguin breeds farther south than an...
What sea plankton doe many sea creatures rely on to live?
{ "answer_start": [ 78 ], "text": [ "phytoplankton" ] }
570df3470dc6ce1900204d49
Antarctica
Some species of marine animals exist and rely, directly or indirectly, on the phytoplankton. Antarctic sea life includes penguins, blue whales, orcas, colossal squids and fur seals. The emperor penguin is the only penguin that breeds during the winter in Antarctica, while the Adélie penguin breeds farther south than an...
During what season does the emperor penguin breed?
{ "answer_start": [ 245 ], "text": [ "winter" ] }
570df3470dc6ce1900204d48
Antarctica
Some species of marine animals exist and rely, directly or indirectly, on the phytoplankton. Antarctic sea life includes penguins, blue whales, orcas, colossal squids and fur seals. The emperor penguin is the only penguin that breeds during the winter in Antarctica, while the Adélie penguin breeds farther south than an...
What breed of penguin lives in Antarctica?
{ "answer_start": [ 186 ], "text": [ "emperor penguin" ] }
570df3470dc6ce1900204d4a
Antarctica
Some species of marine animals exist and rely, directly or indirectly, on the phytoplankton. Antarctic sea life includes penguins, blue whales, orcas, colossal squids and fur seals. The emperor penguin is the only penguin that breeds during the winter in Antarctica, while the Adélie penguin breeds farther south than an...
What feature does the rockhopper penguin have around its eyes?
{ "answer_start": [ 376 ], "text": [ "feathers" ] }
570df3470dc6ce1900204d4b
Antarctica
Some species of marine animals exist and rely, directly or indirectly, on the phytoplankton. Antarctic sea life includes penguins, blue whales, orcas, colossal squids and fur seals. The emperor penguin is the only penguin that breeds during the winter in Antarctica, while the Adélie penguin breeds farther south than an...
Which penguin breeds the furterest south of all the penguin breeds?
{ "answer_start": [ 277 ], "text": [ "Adélie" ] }
570df47a0dc6ce1900204d59
Antarctica
Vinson Massif, the highest peak in Antarctica at 4,892 m (16,050 ft), is located in the Ellsworth Mountains. Antarctica contains many other mountains, on both the main continent and the surrounding islands. Mount Erebus on Ross Island is the world's southernmost active volcano. Another well-known volcano is found on De...
What is the highest peak in Antarctica?
{ "answer_start": [ 0 ], "text": [ "Vinson Massif" ] }
570df47a0dc6ce1900204d5a
Antarctica
Vinson Massif, the highest peak in Antarctica at 4,892 m (16,050 ft), is located in the Ellsworth Mountains. Antarctica contains many other mountains, on both the main continent and the surrounding islands. Mount Erebus on Ross Island is the world's southernmost active volcano. Another well-known volcano is found on De...
How high is the Antarctic mountain Vinson Massif?
{ "answer_start": [ 49 ], "text": [ "4,892 m" ] }
570df47a0dc6ce1900204d5b
Antarctica
Vinson Massif, the highest peak in Antarctica at 4,892 m (16,050 ft), is located in the Ellsworth Mountains. Antarctica contains many other mountains, on both the main continent and the surrounding islands. Mount Erebus on Ross Island is the world's southernmost active volcano. Another well-known volcano is found on De...
In what mountainous area of Antarctica is Vinson Massif?
{ "answer_start": [ 88 ], "text": [ "Ellsworth Mountains" ] }
570df47a0dc6ce1900204d5d
Antarctica
Vinson Massif, the highest peak in Antarctica at 4,892 m (16,050 ft), is located in the Ellsworth Mountains. Antarctica contains many other mountains, on both the main continent and the surrounding islands. Mount Erebus on Ross Island is the world's southernmost active volcano. Another well-known volcano is found on De...
What type of volcano was located in 2004 by researchers?
{ "answer_start": [ 541 ], "text": [ "underwater" ] }
570df47a0dc6ce1900204d5c
Antarctica
Vinson Massif, the highest peak in Antarctica at 4,892 m (16,050 ft), is located in the Ellsworth Mountains. Antarctica contains many other mountains, on both the main continent and the surrounding islands. Mount Erebus on Ross Island is the world's southernmost active volcano. Another well-known volcano is found on De...
What is the Earth's most southern volcano?
{ "answer_start": [ 207 ], "text": [ "Mount Erebus" ] }
570df5ec0dc6ce1900204d73
Antarctica
In 1983, the Antarctic Treaty Parties began negotiations on a convention to regulate mining in Antarctica. A coalition of international organizations launched a public pressure campaign to prevent any minerals development in the region, led largely by Greenpeace International, which established its own scientific stati...
When did negotiations start to regulate mining in Antarctica?
{ "answer_start": [ 3 ], "text": [ "1983" ] }
570df5ec0dc6ce1900204d75
Antarctica
In 1983, the Antarctic Treaty Parties began negotiations on a convention to regulate mining in Antarctica. A coalition of international organizations launched a public pressure campaign to prevent any minerals development in the region, led largely by Greenpeace International, which established its own scientific stati...
When was the treaty to regulate mining agreed upon?
{ "answer_start": [ 457 ], "text": [ "1988" ] }
570df5ec0dc6ce1900204d74
Antarctica
In 1983, the Antarctic Treaty Parties began negotiations on a convention to regulate mining in Antarctica. A coalition of international organizations launched a public pressure campaign to prevent any minerals development in the region, led largely by Greenpeace International, which established its own scientific stati...
What group led the fight to prevent mineral development in Antarctica?
{ "answer_start": [ 252 ], "text": [ "Greenpeace International," ] }
570df5ec0dc6ce1900204d76
Antarctica
In 1983, the Antarctic Treaty Parties began negotiations on a convention to regulate mining in Antarctica. A coalition of international organizations launched a public pressure campaign to prevent any minerals development in the region, led largely by Greenpeace International, which established its own scientific stati...
Which two countries refused to ratify the treaty to regulate mineral use in Antarctica?
{ "answer_start": [ 578 ], "text": [ "Australia and France" ] }
570df5ec0dc6ce1900204d77
Antarctica
In 1983, the Antarctic Treaty Parties began negotiations on a convention to regulate mining in Antarctica. A coalition of international organizations launched a public pressure campaign to prevent any minerals development in the region, led largely by Greenpeace International, which established its own scientific stati...
What was the alternate treaty offered by Australia and France?
{ "answer_start": [ 886 ], "text": [ "Madrid Protocol" ] }
570df7950b85d914000d7c2d
Antarctica
As a result of continued warming, the polar ice caps melted and much of Gondwana became a desert. In Eastern Antarctica, seed ferns or pteridosperms became abundant and large amounts of sandstone and shale were laid down at this time. Synapsids, commonly known as "mammal-like reptiles", were common in Antarctica during...
What did most of Gondwana become when the polar ice melted?
{ "answer_start": [ 90 ], "text": [ "desert" ] }
570df7950b85d914000d7c2e
Antarctica
As a result of continued warming, the polar ice caps melted and much of Gondwana became a desert. In Eastern Antarctica, seed ferns or pteridosperms became abundant and large amounts of sandstone and shale were laid down at this time. Synapsids, commonly known as "mammal-like reptiles", were common in Antarctica during...
What plants were abundant during this time?
{ "answer_start": [ 135 ], "text": [ "pteridosperms" ] }
570df7950b85d914000d7c2f
Antarctica
As a result of continued warming, the polar ice caps melted and much of Gondwana became a desert. In Eastern Antarctica, seed ferns or pteridosperms became abundant and large amounts of sandstone and shale were laid down at this time. Synapsids, commonly known as "mammal-like reptiles", were common in Antarctica during...
What type of reptiles were common during the early Triassic?
{ "answer_start": [ 235 ], "text": [ "Synapsids" ] }
570df7950b85d914000d7c30
Antarctica
As a result of continued warming, the polar ice caps melted and much of Gondwana became a desert. In Eastern Antarctica, seed ferns or pteridosperms became abundant and large amounts of sandstone and shale were laid down at this time. Synapsids, commonly known as "mammal-like reptiles", were common in Antarctica during...
When did the Antarctic peninsula form?
{ "answer_start": [ 430 ], "text": [ "Jurassic period" ] }
570df7950b85d914000d7c31
Antarctica
As a result of continued warming, the polar ice caps melted and much of Gondwana became a desert. In Eastern Antarctica, seed ferns or pteridosperms became abundant and large amounts of sandstone and shale were laid down at this time. Synapsids, commonly known as "mammal-like reptiles", were common in Antarctica during...
During what period did Gondwana begin to break apart?
{ "answer_start": [ 674 ], "text": [ "Cretaceous" ] }
570dfbd20b85d914000d7c57
Antarctica
Meteorites from Antarctica are an important area of study of material formed early in the solar system; most are thought to come from asteroids, but some may have originated on larger planets. The first meteorite was found in 1912, and named the Adelie Land meteorite. In 1969, a Japanese expedition discovered nine mete...
What astronomical study is important research for Antarctica?
{ "answer_start": [ 0 ], "text": [ "Meteorites" ] }
570dfbd20b85d914000d7c58
Antarctica
Meteorites from Antarctica are an important area of study of material formed early in the solar system; most are thought to come from asteroids, but some may have originated on larger planets. The first meteorite was found in 1912, and named the Adelie Land meteorite. In 1969, a Japanese expedition discovered nine mete...
What is the supposed source of most Antarctica meteorites?
{ "answer_start": [ 134 ], "text": [ "asteroids" ] }
570dfbd20b85d914000d7c59
Antarctica
Meteorites from Antarctica are an important area of study of material formed early in the solar system; most are thought to come from asteroids, but some may have originated on larger planets. The first meteorite was found in 1912, and named the Adelie Land meteorite. In 1969, a Japanese expedition discovered nine mete...
When was the first meteorite found in Antarctica?
{ "answer_start": [ 226 ], "text": [ "1912" ] }
570dfbd20b85d914000d7c5a
Antarctica
Meteorites from Antarctica are an important area of study of material formed early in the solar system; most are thought to come from asteroids, but some may have originated on larger planets. The first meteorite was found in 1912, and named the Adelie Land meteorite. In 1969, a Japanese expedition discovered nine mete...
What expedition found nine meteorites in 1969?
{ "answer_start": [ 280 ], "text": [ "Japanese" ] }
570dfbd20b85d914000d7c5b
Antarctica
Meteorites from Antarctica are an important area of study of material formed early in the solar system; most are thought to come from asteroids, but some may have originated on larger planets. The first meteorite was found in 1912, and named the Adelie Land meteorite. In 1969, a Japanese expedition discovered nine mete...
What is it about Antarctic meteorites that is different form meteorites found in other places?
{ "answer_start": [ 711 ], "text": [ "well-preserved." ] }
570dfd080b85d914000d7c69
Antarctica
Due to its location at the South Pole, Antarctica receives relatively little solar radiation. This means that it is a very cold continent where water is mostly in the form of ice. Precipitation is low (most of Antarctica is a desert) and almost always in the form of snow, which accumulates and forms a giant ice sheet w...
What location means that Antarctica get little solar radiation?
{ "answer_start": [ 27 ], "text": [ "South Pole" ] }
570dfd080b85d914000d7c6a
Antarctica
Due to its location at the South Pole, Antarctica receives relatively little solar radiation. This means that it is a very cold continent where water is mostly in the form of ice. Precipitation is low (most of Antarctica is a desert) and almost always in the form of snow, which accumulates and forms a giant ice sheet w...
In what condition is most water in the Antarctica?
{ "answer_start": [ 175 ], "text": [ "ice" ] }
570dfd080b85d914000d7c6b
Antarctica
Due to its location at the South Pole, Antarctica receives relatively little solar radiation. This means that it is a very cold continent where water is mostly in the form of ice. Precipitation is low (most of Antarctica is a desert) and almost always in the form of snow, which accumulates and forms a giant ice sheet w...
What is the usual condition of precipitation in the Antarctic?
{ "answer_start": [ 267 ], "text": [ "snow" ] }
570dfd080b85d914000d7c6c
Antarctica
Due to its location at the South Pole, Antarctica receives relatively little solar radiation. This means that it is a very cold continent where water is mostly in the form of ice. Precipitation is low (most of Antarctica is a desert) and almost always in the form of snow, which accumulates and forms a giant ice sheet w...
What does the massed snow in Antarctica produce?
{ "answer_start": [ 303 ], "text": [ "giant ice sheet" ] }
570dfd080b85d914000d7c6d
Antarctica
Due to its location at the South Pole, Antarctica receives relatively little solar radiation. This means that it is a very cold continent where water is mostly in the form of ice. Precipitation is low (most of Antarctica is a desert) and almost always in the form of snow, which accumulates and forms a giant ice sheet w...
What are ice streams otherwise called?
{ "answer_start": [ 378 ], "text": [ "glaciers" ] }
570dffe80dc6ce1900204d83
Antarctica
The first semi-permanent inhabitants of regions near Antarctica (areas situated south of the Antarctic Convergence) were British and American sealers who used to spend a year or more on South Georgia, from 1786 onward. During the whaling era, which lasted until 1966, the population of that island varied from over 1,000...
Where did the first semi-permanent residents of the Antarctic area live?
{ "answer_start": [ 186 ], "text": [ "South Georgia" ] }
570dffe80dc6ce1900204d85
Antarctica
The first semi-permanent inhabitants of regions near Antarctica (areas situated south of the Antarctic Convergence) were British and American sealers who used to spend a year or more on South Georgia, from 1786 onward. During the whaling era, which lasted until 1966, the population of that island varied from over 1,000...
In what year did the sealers start staying on South Georgia?
{ "answer_start": [ 206 ], "text": [ "1786" ] }
570dffe80dc6ce1900204d84
Antarctica
The first semi-permanent inhabitants of regions near Antarctica (areas situated south of the Antarctic Convergence) were British and American sealers who used to spend a year or more on South Georgia, from 1786 onward. During the whaling era, which lasted until 1966, the population of that island varied from over 1,000...
What was the profession of the residents of South Georgia?
{ "answer_start": [ 142 ], "text": [ "sealers" ] }
570dffe80dc6ce1900204d86
Antarctica
The first semi-permanent inhabitants of regions near Antarctica (areas situated south of the Antarctic Convergence) were British and American sealers who used to spend a year or more on South Georgia, from 1786 onward. During the whaling era, which lasted until 1966, the population of that island varied from over 1,000...
What was the nationality of most whalers?
{ "answer_start": [ 414 ], "text": [ "Norwegian" ] }
570dffe80dc6ce1900204d87
Antarctica
The first semi-permanent inhabitants of regions near Antarctica (areas situated south of the Antarctic Convergence) were British and American sealers who used to spend a year or more on South Georgia, from 1786 onward. During the whaling era, which lasted until 1966, the population of that island varied from over 1,000...
When did explorer Carl Anton Larsen become a British citizen?
{ "answer_start": [ 874 ], "text": [ "1910" ] }
570e06f60dc6ce1900204d8d
Antarctica
Some of Antarctica has been warming up; particularly strong warming has been noted on the Antarctic Peninsula. A study by Eric Steig published in 2009 noted for the first time that the continent-wide average surface temperature trend of Antarctica is slightly positive at >0.05 °C (0.09 °F) per decade from 1957 to 2006....
Where in Antarctica has warming been noticed?
{ "answer_start": [ 90 ], "text": [ "Antarctic Peninsula" ] }
570e06f60dc6ce1900204d8f
Antarctica
Some of Antarctica has been warming up; particularly strong warming has been noted on the Antarctic Peninsula. A study by Eric Steig published in 2009 noted for the first time that the continent-wide average surface temperature trend of Antarctica is slightly positive at >0.05 °C (0.09 °F) per decade from 1957 to 2006....
What do some researchers believe to be that cause of this warming?
{ "answer_start": [ 630 ], "text": [ "carbon dioxide emissions" ] }
570e06f60dc6ce1900204d8e
Antarctica
Some of Antarctica has been warming up; particularly strong warming has been noted on the Antarctic Peninsula. A study by Eric Steig published in 2009 noted for the first time that the continent-wide average surface temperature trend of Antarctica is slightly positive at >0.05 °C (0.09 °F) per decade from 1957 to 2006....
How much has west Antarctica warmed per decade in the last 5o years?
{ "answer_start": [ 388 ], "text": [ "0.1 °C" ] }
570e06f60dc6ce1900204d90
Antarctica
Some of Antarctica has been warming up; particularly strong warming has been noted on the Antarctic Peninsula. A study by Eric Steig published in 2009 noted for the first time that the continent-wide average surface temperature trend of Antarctica is slightly positive at >0.05 °C (0.09 °F) per decade from 1957 to 2006....
What is thought to be the cause of glacier outflow?
{ "answer_start": [ 963 ], "text": [ "inflow of warm water" ] }
570e06f60dc6ce1900204d91
Antarctica
Some of Antarctica has been warming up; particularly strong warming has been noted on the Antarctic Peninsula. A study by Eric Steig published in 2009 noted for the first time that the continent-wide average surface temperature trend of Antarctica is slightly positive at >0.05 °C (0.09 °F) per decade from 1957 to 2006....
What is the thinking of the cause of the Antarctic Peninsula sea level.
{ "answer_start": [ 1157 ], "text": [ "atmospheric warming" ] }
570e08690dc6ce1900204d97
Antarctica
The Antarctic fur seal was very heavily hunted in the 18th and 19th centuries for its pelt by sealers from the United States and the United Kingdom. The Weddell seal, a "true seal", is named after Sir James Weddell, commander of British sealing expeditions in the Weddell Sea. Antarctic krill, which congregate in large ...
What animal was greatly hunted during the 18th and 19th centuries?
{ "answer_start": [ 4 ], "text": [ "Antarctic fur seal" ] }
570e08690dc6ce1900204d99
Antarctica
The Antarctic fur seal was very heavily hunted in the 18th and 19th centuries for its pelt by sealers from the United States and the United Kingdom. The Weddell seal, a "true seal", is named after Sir James Weddell, commander of British sealing expeditions in the Weddell Sea. Antarctic krill, which congregate in large ...
What did Sir James Weddell command?
{ "answer_start": [ 229 ], "text": [ "British sealing expeditions" ] }
570e08690dc6ce1900204d98
Antarctica
The Antarctic fur seal was very heavily hunted in the 18th and 19th centuries for its pelt by sealers from the United States and the United Kingdom. The Weddell seal, a "true seal", is named after Sir James Weddell, commander of British sealing expeditions in the Weddell Sea. Antarctic krill, which congregate in large ...
For whom is the Weddell seal named ?
{ "answer_start": [ 197 ], "text": [ "Sir James Weddell" ] }
570e08690dc6ce1900204d9a
Antarctica
The Antarctic fur seal was very heavily hunted in the 18th and 19th centuries for its pelt by sealers from the United States and the United Kingdom. The Weddell seal, a "true seal", is named after Sir James Weddell, commander of British sealing expeditions in the Weddell Sea. Antarctic krill, which congregate in large ...
What is a very important species in the Southern Ocean?
{ "answer_start": [ 277 ], "text": [ "Antarctic krill" ] }
570e08690dc6ce1900204d9b
Antarctica
The Antarctic fur seal was very heavily hunted in the 18th and 19th centuries for its pelt by sealers from the United States and the United Kingdom. The Weddell seal, a "true seal", is named after Sir James Weddell, commander of British sealing expeditions in the Weddell Sea. Antarctic krill, which congregate in large ...
Why is the krill so important to the Antarctic area?
{ "answer_start": [ 403 ], "text": [ "important food" ] }
570e0a430b85d914000d7c87
Antarctica
The Protocol on Environmental Protection to the Antarctic Treaty (also known as the Environmental Protocol or Madrid Protocol) came into force in 1998, and is the main instrument concerned with conservation and management of biodiversity in Antarctica. The Antarctic Treaty Consultative Meeting is advised on environment...
When did the Environmental Protocol become effective?
{ "answer_start": [ 146 ], "text": [ "1998" ] }
570e0a430b85d914000d7c88
Antarctica
The Protocol on Environmental Protection to the Antarctic Treaty (also known as the Environmental Protocol or Madrid Protocol) came into force in 1998, and is the main instrument concerned with conservation and management of biodiversity in Antarctica. The Antarctic Treaty Consultative Meeting is advised on environment...
What is the main concern of the Protocol?
{ "answer_start": [ 194 ], "text": [ "conservation" ] }
570e0a430b85d914000d7c89
Antarctica
The Protocol on Environmental Protection to the Antarctic Treaty (also known as the Environmental Protocol or Madrid Protocol) came into force in 1998, and is the main instrument concerned with conservation and management of biodiversity in Antarctica. The Antarctic Treaty Consultative Meeting is advised on environment...
What is seen as a major risk to Antarctica?
{ "answer_start": [ 507 ], "text": [ "non-native species" ] }
570e0a430b85d914000d7c8a
Antarctica
The Protocol on Environmental Protection to the Antarctic Treaty (also known as the Environmental Protocol or Madrid Protocol) came into force in 1998, and is the main instrument concerned with conservation and management of biodiversity in Antarctica. The Antarctic Treaty Consultative Meeting is advised on environment...
What group advises the Antarctic Treaty Consultative Meeting?
{ "answer_start": [ 368 ], "text": [ "Committee for Environmental Protection" ] }
570e0a430b85d914000d7c8b
Antarctica
The Protocol on Environmental Protection to the Antarctic Treaty (also known as the Environmental Protocol or Madrid Protocol) came into force in 1998, and is the main instrument concerned with conservation and management of biodiversity in Antarctica. The Antarctic Treaty Consultative Meeting is advised on environment...
Besides conservation, what is the Environmental Protocol's goal to manage?
{ "answer_start": [ 225 ], "text": [ "biodiversity" ] }
570e0bb30b85d914000d7c91
Antarctica
Although coal, hydrocarbons, iron ore, platinum, copper, chromium, nickel, gold and other minerals have been found, they have not been in large enough quantities to exploit. The 1991 Protocol on Environmental Protection to the Antarctic Treaty also restricts a struggle for resources. In 1998, a compromise agreement was...
What does the Protocol on Environmental Protection seek to regulate?
{ "answer_start": [ 274 ], "text": [ "resources" ] }
570e0bb30b85d914000d7c92
Antarctica
Although coal, hydrocarbons, iron ore, platinum, copper, chromium, nickel, gold and other minerals have been found, they have not been in large enough quantities to exploit. The 1991 Protocol on Environmental Protection to the Antarctic Treaty also restricts a struggle for resources. In 1998, a compromise agreement was...
In what year was an agreement reached to ban mining in Antarctica?
{ "answer_start": [ 288 ], "text": [ "1998" ] }
570e0bb30b85d914000d7c93
Antarctica
Although coal, hydrocarbons, iron ore, platinum, copper, chromium, nickel, gold and other minerals have been found, they have not been in large enough quantities to exploit. The 1991 Protocol on Environmental Protection to the Antarctic Treaty also restricts a struggle for resources. In 1998, a compromise agreement was...
When will the mining ban be reviewed?
{ "answer_start": [ 385 ], "text": [ "2048" ] }
570e0bb30b85d914000d7c94
Antarctica
Although coal, hydrocarbons, iron ore, platinum, copper, chromium, nickel, gold and other minerals have been found, they have not been in large enough quantities to exploit. The 1991 Protocol on Environmental Protection to the Antarctic Treaty also restricts a struggle for resources. In 1998, a compromise agreement was...
What is the major economic activity near Antarctica?
{ "answer_start": [ 505 ], "text": [ "trading of fish" ] }
570e0bb30b85d914000d7c95
Antarctica
Although coal, hydrocarbons, iron ore, platinum, copper, chromium, nickel, gold and other minerals have been found, they have not been in large enough quantities to exploit. The 1991 Protocol on Environmental Protection to the Antarctic Treaty also restricts a struggle for resources. In 1998, a compromise agreement was...
How many tonnes of fish were reported caught in 2000-01?
{ "answer_start": [ 570 ], "text": [ "112,934 tonnes" ] }
570e0da70dc6ce1900204da1
Antarctica
This large collection of meteorites allows a better understanding of the abundance of meteorite types in the solar system and how meteorites relate to asteroids and comets. New types of meteorites and rare meteorites have been found. Among these are pieces blasted off the Moon, and probably Mars, by impacts. These spec...
How do the meteorites found in Antarctica add to knowledge about the solar system?
{ "answer_start": [ 45 ], "text": [ "better understanding" ] }
570e0da70dc6ce1900204da3
Antarctica
This large collection of meteorites allows a better understanding of the abundance of meteorite types in the solar system and how meteorites relate to asteroids and comets. New types of meteorites and rare meteorites have been found. Among these are pieces blasted off the Moon, and probably Mars, by impacts. These spec...
From where in the solar system could the meteorites have come?
{ "answer_start": [ 273 ], "text": [ "Moon" ] }
570e0da70dc6ce1900204da2
Antarctica
This large collection of meteorites allows a better understanding of the abundance of meteorite types in the solar system and how meteorites relate to asteroids and comets. New types of meteorites and rare meteorites have been found. Among these are pieces blasted off the Moon, and probably Mars, by impacts. These spec...
Beside rare types of meteorites, what other types of meteorites have been found in Antarctica?
{ "answer_start": [ 173 ], "text": [ "New types" ] }
570e0da70dc6ce1900204da4
Antarctica
This large collection of meteorites allows a better understanding of the abundance of meteorite types in the solar system and how meteorites relate to asteroids and comets. New types of meteorites and rare meteorites have been found. Among these are pieces blasted off the Moon, and probably Mars, by impacts. These spec...
About what nearby planet could the Antarctic meteorites hold data?
{ "answer_start": [ 453 ], "text": [ "Mars" ] }
570e0da70dc6ce1900204da5
Antarctica
This large collection of meteorites allows a better understanding of the abundance of meteorite types in the solar system and how meteorites relate to asteroids and comets. New types of meteorites and rare meteorites have been found. Among these are pieces blasted off the Moon, and probably Mars, by impacts. These spec...
What do meteorites absorb that can be used to understand how old the meteorite is?
{ "answer_start": [ 505 ], "text": [ "cosmic radiation" ] }
570e0f250dc6ce1900204dab
Antarctica
In 2002 the Antarctic Peninsula's Larsen-B ice shelf collapsed. Between 28 February and 8 March 2008, about 570 km2 (220 sq mi) of ice from the Wilkins Ice Shelf on the southwest part of the peninsula collapsed, putting the remaining 15,000 km2 (5,800 sq mi) of the ice shelf at risk. The ice was being held back by a "t...
When did the Larsen-B ice shelf collapse?
{ "answer_start": [ 3 ], "text": [ "2002" ] }