Arctic sea ice extent this winter was among the smallest ever seen
March 25, 2011
Even at its biggest, Arctic sea ice extent this winter was among the smallest ever seen, apparently tying with 2006 for the least amount of ice covering the region around the North Pole, U.S. researchers reported on 25 March 2011. http://planetark.org/wen/61580

March 25, 2011
Even at its biggest, Arctic sea ice extent this winter was among the smallest ever seen, apparently tying with 2006 for the least amount of ice covering the region around the North Pole, U.S. researchers reported on 25 March 2011. http://planetark.org/wen/61580