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A First Effect of Global Warming: More Grizzly-Polar Bear Hybrids

Global warming is a reality, and the Arctic is affected by it the hardest. Our grandchildren may not get to see polar bears, at least not in the wild. In the summer of 2007, the Arctic ice surface was about 30% under the long-term average level, a record of all times. Some studies forecast ice-free Arctic summers by 2040; some say that we could even get to see it happening this year. Since 1978, the trend has been only downward and the Arctic is annually losing 44,000 square kilometers (18,0... Read »
Created by chalo12 Created 28 weeks 8 hours ago – Made popular 28 weeks 8 hours ago
Category: Science
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