polar bearsRegardless of the debate over the origins of climate change, there's no disputing that the Earth has warmed considerably in recent years. And with this warming trend, the world's polar ice is melting rapidly, displacing the creatures that have long made these regions their habitat.
Take, for example, the polar bear. As the Los Angeles Times' Kim Murphy reports, the warming conditions in Alaska sent one polar bear on an epic quest for an ice floe -- in a tale that is by turns tragic and inspiring. According to the paper, the female bear -- whom scientists at at the U.S. Geological Survey, U.S. Fish and Wildlife Service and the University of Wyoming were monitoring via a collar equipped with a GPS tracking device -- spent nine days swimming across the Beaufort Sea in the Alaska region in a desperate hunt for a ice to settle on. At the outset, she was accompanied her cub, which sadly didn't survive the 426-mile trek through the freezing waters; she also lost more than 100 pounds during the search.Read More »from Polar bear swims for 9 days, 426 miles to find ice for refuge