Dr. James E. Hansen

Climate Science, Awareness and Solutions Program
Earth Institute
Columbia University
475 Riverside Drive (Room 401-O)
New York, NY 10115 USA
E-mail: jeh1@columbia.edu

Ted Talk

April 2017: TED Radio Hour: What Makes A Scientist Take A Stand?.

February 2012: Why I Must Speak Out About Climate Change: Presentation given at TED 2012 on Feb. 29 at Long Beach.
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