Delegates gather before the opening ceremony of the 19th conference of the United Nations Framework Convention on Climate Change (COP19) at the National Stadium in Warsaw November 11, 2013. ... more 
Delegates gather before the opening ceremony of the 19th conference of the United Nations Framework Convention on Climate Change (COP19) at the National Stadium in Warsaw November 11, 2013. REUTERS/Kacper Pempel (POLAND - Tags: ENVIRONMENT BUSINESS POLITICS) less 
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Reuters | Photo By KACPER PEMPEL / REUTERS
Mon, Nov 11, 2013 6:26 AM EST