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Saturday, October 25, 2008

Polar Bears - Global Warming


Global warming is causing polar bears to become a threatened species. United States Geological Survey scientists conservatively project that two-thirds of the polar bear population in the world could disappear by 2050, including all of Alaska's polar bears.


The US Department of Interior announced that the polar bear will be listed as threatened under the Endangered Species Act on May 14, 2008, but the listing was filled with contradictions. For example, the administration signaled that it would take no steps under the Endangered Species Act to protect the polar bear from the massive oil and gas development currently planned in the very heart of its habitat.

Press statement about polar bear being listed as threatened under the Endangered Species Act

While the population is currently estimated at more than 20,000 polar bears, already global warming has caused populations to decline in the Western Hudson Bay and Southern Beaufort Sea. Less summer sea ice is forcing bears to fast longer in the summer, decreasing their nutritional status and ability to bear and raise young.

NWF's Senior Scientist, Doug Inkley, provided testimony on the listing of the polar bears as threatened at the Senate Environment and Public Works Committee on April 2, 2008, at a polar bear listing hearing. This is a 12-page Adobe PDF file, get PDF Help)



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