Arctic Climate Change

May 17, 2011 - 12:29 PM
FILE - In this July 19, 2007 file photo an iceberg is seen off Ammassalik Island in Eastern Greenland. A leaked government document, its authenticity confirmed by the Danish governemnt Tuesday May 17, 2011, shows Denmark plans to lay claim to the North Pole and other areas in the Arctic, where melting ice is uncovering new shipping routes, fishing grounds and drilling opportunities for oil and gas. (AP Photo/John McConnico, File)