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Can polar bears live without ice?

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"If we don’t stop the sea ice from melting, polar bears will go extinct." Amstrup agrees with the consensus of most polar bear researchers that with no change in greenhouse gas emissions, two-thirds of the world’s polar bears will die by the middle of this century and the species could be extinct by the end of the century. read more

Linda J. Gormezano, an ecologist at the American Museum of Natural History in New York City, isn't a polar bear chef. But she has been figuring out what polar bears might have to eat to survive increasingly long ice-free seasons in the western part of Canada's Hudson Bay area (map). read more

The sea ice and water are the essential characteristics of a polar bear. They can barely live without it for they use sea ice as a hunting platform. Polar bears catch seals on ice floes. If the weather gets warm as it does in summer, polar bears might not be able to catch seals because the ice disappears rapidly in warm climate. read more

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