Antarctica - Wikipedia
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 …
Antarctica | History, Map, Climate, & Facts | Britannica
4 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 …
Antarctica is turning green at an alarming rate, satellite images …
2024年10月4日 · CNN — Parts of icy Antarctica are turning green with plant life at an alarming rate as the region is gripped by extreme heat events, according to new research, sparking …
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 …
What Is Antarctica? | NASA Space Place – NASA Science for Kids
2024年11月8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 …
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.
Antarctica - The World Factbook
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 …
Antarctica - The World Factbook
2021年11月15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 - Education | National Geographic Society
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 …
Antarctica - Ice, Wildlife, Continent | Britannica
6 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 …