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Why are there no countries in Antarctica?
1, Antarctica is the only uninhabited continent on earth so far, because the temperature in this place is between-80℃ and-60℃ all the year round, and there are often snowstorms with winds as high as 12 on this continent.
2. Only 2% of Antarctica has not been covered with ice and snow for many years. The average annual precipitation in the whole continent is 55 mm, and there is almost no precipitation near the pole. The air is so dry that it is called "white desert". There are no settled residents in the whole continent, only researchers and whaling teams from all over the world.
Extended data:
65,438+0. The total area of Antarctic continent is 65,438+0,390,000 square kilometers, which is equivalent to the total area of China and India-Pakistan subcontinent, ranking fifth among all continents in the world. The entire Antarctic continent is covered by a huge ice sheet, with an average elevation of 2350 meters, making it the highest continent in the world.
2. Antarctica includes the Antarctic continent and its surrounding islands, with a total area of about 6,543,804 square kilometers, including 6,543,800 square kilometers for the mainland, 76,000 square kilometers for the islands and 24,700 kilometers for the coastline.
The hinterland of Antarctica is almost a barren land. The only creatures there are some simple plants and one or two insects. However, the ocean is full of vitality, where there are algae, corals, starfish and sponges, and there are many tiny creatures called krill in the sea.
Antarctica is a huge natural "cold storage" and an important fresh water storage place in the world, with about 70% fresh water resources on the earth. Antarctica was originally the core of the ancient Gondwana continent. About 654.38+85 million years ago, ancient Gondwana was divided into Africa, South America and India.
References:
Baidu encyclopedia _ Antarctic Baidu encyclopedia _ Antarctic
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