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3 days ago · Antarctica, the world’s southernmost continent, is almost wholly covered by an ice sheet and is about 5.5 million square miles (14.2 million square km) in size. It is divided into East Antarctica (largely composed of a high ice-covered plateau) and West Antarctica (an archipelago of ice-covered mountainous islands).
- Physical Geography
Ice-scarred volcanoes, many still active, dot western...
- Antarctica Summary
The period to c. 1900 was dominated by the exploration of...
- Polar, Ice, Climate
The Antarctic atmosphere, because of its low temperature,...
- Discovery of The Antarctic Poles
Discovery of the Antarctic poles. National and personal...
- History
Antarctica - Exploration, Wildlife, Ice: Many nations were...
- National Rivalries, Claims
When the British returned to the island in February 1944,...
- Plant Life
Antarctica - Flora, Fauna, Ecosystems: The cold desert...
- The Antarctic Treaty
Antarctica - Treaty, Continent, Wildlife: With the ending of...
- Animal Life
The prolific zooplankton of Antarctic waters feed on the...
- Biological Resources
There are two marine protected areas (MPAs) in the Antarctic...
- Physical Geography
Antarctica is the fifth-largest continent, being about 40% larger than Europe, and has an area of 14,200,000 km 2 (5,500,000 sq mi). Most of Antarctica is covered by the Antarctic ice sheet, with an average thickness of 1.9 km (1.2 mi).
The Antarctic ( / ænˈtɑːrtɪk / or / ænˈtɑːrktɪk /, American English also / æntˈɑːrtɪk / or / æntˈɑːrktɪk /; commonly / æˈnɑːrtɪk /) [Note 1] is a polar region around Earth 's South Pole, opposite the Arctic region around the North Pole . The Antarctic comprises the continent of Antarctica, the Kerguelen Plateau, and ...
Even astrobiologists, who study the possibility of life outside Earth’s atmosphere, study materials found in the Antarctic. In 1984, a meteorite from Mars was found in Antarctica. The markings on this meteorite were similar to markings left by bacteria on Earth. If this meteorite, millions of years old, actually has the remains of martian ...
The geography of Antarctica is dominated by its south polar location and, thus, by ice. The Antarctic continent, located in the Earth 's southern hemisphere, is centered asymmetrically around the South Pole and largely south of the Antarctic Circle. It is washed by the Southern (or Antarctic) Ocean or, depending on definition, the southern ...
Aug 9, 2023 · The lowest temperature ever recorded in Antarctica was minus 89.4 C (minus 129 F). The highest temperature ever recorded in Antarctica was 15 C (59 F). Antarctica has just two seasons: summer and winter. Antarctica has six months of daylight in its summer and six months of darkness in its winter. The seasons are caused by the tilt of Earth’s ...
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