Activists wearing masks depicting President Barack Obama, left, Germany's Chancellor Angela Merkel, center, and Japan's Prime Minister Naoto Kan protest world environmental policies in Mexico City, ... more 
Activists wearing masks depicting President Barack Obama, left, Germany's Chancellor Angela Merkel, center, and Japan's Prime Minister Naoto Kan protest world environmental policies in Mexico City, Wednesday Dec. 1, 2010. Stuck in a blame game led by "big players" U.S. and China, the rest of the world should take on the climate crisis more aggressively "with or without them," said Mexican President Felipe Calderon during the annual UN Climate Change Conference being held in Cancun, Mexico. less 
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Associated Press | Photo By Alexandre Meneghini
Wed, Dec 1, 2010 9:03 PM EST