COPENHAGEN, DENMARK – DECEMBER 08: A man watches an animated projection, showing the different acidity of the ocean, inside the U.S. Center 09 during the second day of the United Nations Climate Change Conference 2009 on December 8, 2009 in Copenhagen, Denmark. Politicians and environmentalists meet for the United Nations Climate Change Conference 2009 that runs until December 18. (Photo by Miguel Villagran/Getty Images)