Something alarming is happening at the top of the world. Polar bears, long regarded as the living symbol of a warming planet, are getting physically smaller. Their bodies are lighter, their cubs are ...
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Polar bears show genetic shifts that may help them survive melting Arctic ice — but it’s a race against time
In the fjords of southeastern Greenland, a small population of polar bears hunts seals from glacial ice fragments rather than the vast sea-ice platforms their species evolved to depend on. These bears ...
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