In this July 19, 2011 photo, with the Jakobshavn ice fjord visible in the background, a researcher loads gear onto a helicopter retrieving him and his team from a site near the edge of the Greenland ... more 
In this July 19, 2011 photo, with the Jakobshavn ice fjord visible in the background, a researcher loads gear onto a helicopter retrieving him and his team from a site near the edge of the Greenland Ice Sheet, outside Ilulissat, Greenland. Across Greenland's vast white landscape, teams of researchers from around the world are searching for clues to the potential effects of global warming on Greenland's ice. (AP Photo/Brennan Linsley) less 
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Associated Press | Photo By Brennan Linsley
Sun, Aug 14, 2011 9:26 AM EDT