Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Apr 15, 2009
Great Issues in Energy Symposium: Climate April 2, 2009
Featured Speakers include Jason Grumet -- Founder and President, Bipartisan Policy Center; Executive Director, National Commission on Energy Policy -- and Dr. James Hansen -- Director, NASA Goddard Institute for Space Studies.