The Artic Ocean is pictured off the coast of Greenland in 2008. The Arctic region is now losing about 155,000 square kilometers (60,000 square miles) of ice annually, the equivalent of a US state ... more 

The Artic Ocean is pictured off the coast of Greenland in 2008. The Arctic region is now losing about 155,000 square kilometers (60,000 square miles) of ice annually, the equivalent of a US state every two years, said Walt Meier, a scientist at the National Snow and Ice Data Center less