Local and international activists march to demand urgent action to address climate change at the U.N. climate talks in Doha, Qatar, Saturday , Dec. 1, 2012. (AP Photo/Osama Faisal)

Associated Press
Local and international activists march to demand urgent action to address climate change at the U.N. climate talks in Doha, Qatar, Saturday , Dec. 1, 2012. (AP Photo/Osama Faisal)
Local and international activists march to demand urgent action to address climate change at the U.N. climate talks in Doha, Qatar, Saturday , Dec. 1, 2012. (AP Photo/Osama Faisal)
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