Antarctica - Wikipedia Most of Antarctica is covered by the Antarctic ice sheet, with an average thickness of 1 9 km (1 2 mi) Antarctica is, on average, the coldest, driest, and windiest of the continents, and has the highest average elevation It is mainly a polar desert, with annual precipitation of over 200 mm (8 in) along the coast and far less inland
Geography of Antarctica - Wikipedia Antarctica is the largest ice desert in the world Some 98% of Antarctica is covered by the Antarctic ice sheet, the world's largest ice sheet and also its largest reservoir of fresh water
Antarctica - National Geographic Society Antarctica is the only continent with no permanent human habitation There are, however, permanent human settlements, where scientists and support staff live for part of the year on a rotating basis
What Is Antarctica? | NASA Space Place – NASA Science for Kids Though Antarctica is really, really chilly, it is considered a desert because it receives very little rain or snowfall The small amount of snow that does fall does not melt but builds up over hundreds and thousands of years to form large, thick ice sheets
Frequently Asked Questions About Antarctica - NASA NASA uses satellites to study the ice on Antarctica and how the continent is changing Scientists want to know how changes in Earth’s climate are affecting Antarctica’s ice sheets
The geography of Antarctica - BBC Bitesize Where is Antarctica? Antarctica is the coldest, windiest, and least populated continent on the planet It is in the Southern Hemisphere and it is surrounded by the Southern Ocean
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