Riot police stand near the main facilities where the United Nations Climate Change Conference is being held in Cancun, Mexico, Tuesday, Dec. 7, 2010. In a report issued Tuesday at the conference in ... more 
Riot police stand near the main facilities where the United Nations Climate Change Conference is being held in Cancun, Mexico, Tuesday, Dec. 7, 2010. In a report issued Tuesday at the conference in Cancun, experts said glaciers in southern South America and Alaska's coastal mountains have been losing mass faster and for longer than glaciers elsewhere in the world. less 
1 / 1
Associated Press | Photo By Eduardo Verdugo
Tue, Dec 7, 2010 1:05 PM EST