CSPAN Climate Change Environment December 30, 2012
For the scientist who advised seven u. S. President s. This is about an hour and 15 minutes. [applause] i interview a lot of fantastic people in this room and that does not happen very often. In 1988, nasa scientist james hansen told a congressional hearing that it was 99 certain that burning fossil fuels was heating the earths atmosphere. The next day, a New York Times headline proclaimed a Global Warming has begun. Decades later, dr. Hansen and others are still trying to convince the United St...
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