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Polar bears increasingly under threat as glaciers melt faster than ever
A new global assessment shows that the world's glaciers are melting faster in the last 10 years compared to the previous decade. Polar bears, which depend on the frozen sheets, are increasingly ...CBS News - 16h -
Why ice loss in the Arctic is threatening polar bear populations
After a summer of fasting on land, the bears need to get back to their frozen home to hunt seals and bulk up. But their migration ritual is changing.CBS News - 15h