In this photo released by the World Economic Forum, Executive Secretary of the U.N. Climate Change Secretariat Yvo De Boer, speaks on the subject of moving towards a green economy at a  press conference in the frame of the the World Economic Forum in Dalian, China, Friday Sept. 11,  2009. Rich countries must commit to deeper cuts in greenhouse gas emissions if they want China and India to sign onto an accord to curb global warming, the top U.N. climate official said Friday. AP Photo logo AP Photo 2 months ago

In this photo released by the World Economic Forum, Executive Secretary of the U.N. Climate Change Secretariat Yvo De Boer, speaks on the subject of moving towards a green economy at a press conference in the frame of the the World Economic Forum in Dalian, China, Friday Sept. 11, 2009. Rich countries must commit to deeper cuts in greenhouse gas emissions if they want China and India to sign onto an accord to curb global warming, the top U.N. climate official said Friday.