Antarctica - Wikipedia
Antarctica (/ ænˈtɑːrktɪkə / ⓘ) [note 1] is Earth 's southernmost and least-populated continent. Situated almost entirely south of the Antarctic Circle and surrounded by the Southern Ocean (also known as the Antarctic Ocean), it contains the geographic South Pole.
Antarctic - Wikipedia
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.
Antarctica | History, Map, Climate, & Facts | Britannica
3 天之前 · Often described as a continent of superlatives, Antarctica is not only the world’s southernmost continent. It is also the world’s highest, driest, windiest, coldest, and iciest continent. Antarctica is about 5.5 million square miles (14.2 million square km) in size, and thick ice covers about 98 percent of the land.
南极洲 - 维基百科，自由的百科全书
南极洲 （英語： Antarctica）是 地球 最南端的 洲，位於 南半球 的南極區，是 地理南极 的所在地。 南极洲大部分区域都在 南極圈 内，四周被 南冰洋 环绕。 南极洲是 世界 上的第五大洲，其面积约为1,400万 平方公里，約占地球陸地面積的十分之一，排在 亞洲 、 非洲 、 北美洲 和 南美洲 之後，是 大洋洲 的两倍。 除了 南极半岛 最北端的部分区域之外，全洲約98%的地方都被平均厚度1.9公里 [2] 的冰层覆盖着。 南極洲是地球上最寒冷、乾燥、多風的 大陸，是唯一橫跨所有經 …
Geography and history of the exploration of Antarctica | Britannica
Antarctica, Fifth largest continent on Earth. Antarctica lies concentrically around the South Pole, its landmass almost wholly covered by a vast ice sheet averaging 6,500 ft (2,000 m) thick. It is divided into two subcontinents: East Antarctica, consisting mainly of a high, ice-covered plateau, and West Antarctica, consisting largely of an ...
What Is Antarctica? | NASA Space Place – NASA Science for Kids
3 天之前 · The Short Answer: Antarctica is a continent. It is Earth's fifth-largest continent and is covered almost completely in ice. Antarctica covers Earth's South Pole. Antarctica is Earth's fifth largest continent. Image credit: NASA. What is Antarctica like?
Frequently Asked Questions About Antarctica - NASA
2023年8月9日 · Antarctica is the fifth-largest continent on Earth. It is almost completely covered in ice. Antarctica covers the Earth’s South Pole. What Is Antarctica Like? Antarctica is the coldest place on Earth. The average temperature in the winter is …
Antarctica - The World Factbook
2024年10月21日 · land: 14.2 million sq km (285,000 sq km ice-free, 13.915 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.
Antarctica - The World Factbook
2023年12月13日 · land: 14.2 million sq km (285,000 sq km ice-free, 13.915 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. comparison ranking: total 2.
Antarctica - Ice, Wildlife, Continent | Britannica
2024年10月30日 · Most of the Antarctic geologic record lies hidden beneath the vast regions of snow and ice that make up more than 95 percent of the continent’s surface terrain.