With the mercury rising ever higher, as many as two thirds of the 20-25 000 polar bears that roam the Arctic could disappear by the middle of this century according to a recent estimate from the US Geological Survey. …
With the mercury rising ever higher, as many as two thirds of the 20-25 000 polar bears that roam the Arctic could disappear by the middle of this century according to a recent estimate from the US Geological Survey. …
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