FILE - In this Dec. 16, 2009 file photo, steam and smoke 

FILE - In this Dec. 16, 2009 file photo, steam and smoke rise from a coal burning power plant in Gelsenkirchen, Germany. A United Nations report on rising greenhouse gas emissions reminded world governments Wednesday, Nov. 21, 2012 that their efforts to fight climate change are far from enough to meet their stated goal of limiting global warming to 2 degrees C (3.6 F). (AP Photo/Martin Meissner, File)
Associated Press
FILE - In this Dec. 16, 2009 file photo, steam and smoke rise from a coal burning power plant in Gelsenkirchen, Germany. A United Nations report on rising greenhouse gas emissions reminded world governments Wednesday, Nov. 21, 2012 that their efforts to fight climate change are far from enough to meet their stated goal of limiting global warming to 2 degrees C (3.6 F). (AP Photo/Martin Meissner, File)
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