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Climate change

The prospects for polar bears

Is the polar bear doomed to extinction? Maybe not, according to models of the future extent of Arctic sea ice if greenhouse-gas emissions are curbed. The outlook depends on the ability of policy-makers to act. See Letter p.955

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Figure 1: Distribution of the polar bear (Ursus maritimus).


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Derocher, A. The prospects for polar bears. Nature 468, 905–906 (2010).

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