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Do Americans support an international treaty on climate change?

On December 11 at the Durban (South Africa) Conference on Climate Change, the world agreed  to extend the Kyoto Protocol and begin negotiations on a new global treaty that will require all countries (developed and developing) to reduce their greenhouse gas emissions.

In a national survey completed in November 2011, we found that a large majority of Americans (66%) support signing an international treaty requiring the US to cut emissions 90% by 2050:

Breaking the result down by political party (among registered voters), we found that large majorities of Democrats (81%) and Independents support such a treaty (61%), while almost half of Republicans support such a treaty (49%).

Source: Public Support for Climate & Energy Policies in November 2011