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392228 01: A Greenpeace activist holds a banner during the United Nations Framework Convention on climate change July 21, 2001 outside the Maritime hotel building in Bonn, Germany. Protesters gathered to demonstrate against the lack of support for the Kyoto agreement on global warming from the United States, Canada, and Australia. (Photo by Pavel Horejsi/Getty Images)

392228 01: A Greenpeace activist holds a banner during the United Nations Framework Convention on climate change July 21, 2001 outside the Maritime hotel building in Bonn, Germany. Protesters gathered to demonstrate against the lack of support for the Kyoto agreement on global warming from the United States, Canada, and Australia. (Photo by Pavel Horejsi/Getty Images)