Poland's former Environment Minister, COP President Marcin Korolec and Christiana Figueres (L), Executive Secretary of the United Nations Framework Convention on Climate Change attend the 19th conference of the United Nations Framework Convention on Climate Change COP19 in Warsaw on November 22, 2013. The UN climate change conference that is to lay the groundwork for a new pact to prevent global warming, is scheduled to close Friday. AFP PHOTO / JANEK SKARZYNSKI (Photo credit should read JANEK SKARZYNSKI/AFP/Getty Images)
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