Polar bear population falls 40% in 10 years

The number of polar bears inhabiting a frozen sea north of Alaska declined by about 40% from 2001 to 2010, according to a study published on Monday. US Geological Survey researchers and scientists from Canada and the United States found that bear survival rates in the south Beaufort Sea were particularly low from 2004 to 2006, when only two of 80 cubs monitored were known to have survived more…

Source: The Guardian

17/11/14

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