Executive Secretary of the United Nations Framework Convention on Climate Change Yvo de Boer speaks during a press conference prior to the UN climate change conference in Poznan, on November 30, 2008. The 14th Conference of the Parties to the United Nations Framework Convention on Climate Change (UNFCCC) and the 4th meeting of Parties to the Kyoto Protocol will be held in Poznan from December 1 to 12. AFP PHOTO / JANEK SKARZYNSKI (Photo credit should read JANEK SKARZYNSKI/AFP/Getty Images)