Antarctica - Wikipedia
网页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.
Antarctica | History, Map, Climate, & Facts | Britannica
网页2 天之前 · 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).
Antarctic - Wikipedia
网页The Antarctic comprises the continent of Antarctica, the Kerguelen Plateau, and other island territories located on the Antarctic Plate or south of the Antarctic Convergence.
What Is Antarctica? | NASA Space Place – NASA Science for Kids
网页2024年9月13日 · 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?
Antarctica - The World Factbook
网页2024年8月26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 - National Geographic Society
网页The Antarctic is a cold, remote area in the Southern Hemisphere encompassed by the Antarctic Convergence. The Antarctic Convergence is an uneven line of latitude where cold, northward-flowing Antarctic waters meet the warmer waters of the world’s oceans. The Antarctic covers approximately 20 percent of the Southern Hemisphere.
Antarctica - Ice, Wildlife, Continent | Britannica
网页1 天前 · 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.