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).
Antarctica - Wikipedia
网页Antarctica (/ æ n ˈ t ɑːr k t ɪ k ə / ⓘ) [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 - 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.
What Is Antarctica? | NASA Space Place – NASA Science for Kids
网页2024年9月27日 · Antarctica is Earth's fifth largest continent. Image credit: NASA. What is Antarctica like? Pack your snowshoes, hat, gloves, and the puffiest jacket you have – because Antarctica is the coldest place on Earth! The average temperature in Antarctica in the winter is minus 34.4 Celsius (minus 30 degrees Fahrenheit).
Antarctica - The World Factbook
网页2024年8月26日 · the coldest, windiest, and driest continent on Earth; 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 …
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.
Antarctica - Ice, Wildlife, Continent | Britannica
网页2 天之前 · Antarctica, with an average elevation of about 7,200 feet (2,200 metres) above sea level, is the world’s highest continent. ( Asia , the next, averages about 3,000 feet.) The vast ice sheets of East Antarctica reach heights of 11,500 feet or more in four main centres: Dome A (Argus) at 81° S, 77° E; Dome C at 75° S, 125° E; Dome Fuji at ...
Antarctica - Exploration, Wildlife, Ice | Britannica
网页4 天之前 · Antarctica - Exploration, Wildlife, Ice: Many nations were involved in the discovery and early exploration of Antarctica. About 650 ce, however, long before European geographers of the Middle Ages and the Renaissance were to conjecture about Terra Australis Incognita, a mythical land to the far south, Rarotongan oral tradition tells of Ui-te ...
Frequently Asked Questions About Antarctica - NASA
网页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 minus 34.4 Celsius (minus 30 degrees Fahrenheit).
Antarctica: The Southernmost Continent - Live Science
网页2018年9月21日 · Antarctica is the coldest, windiest and driest continent. It contains 90 percent of all of the ice on Earth in an area just under 1.5 times the size of the United States. But the southernmost...