Rating is available when the video has been rented.
This feature is not available right now. Please try again later.
Published on Mar 18, 2010
Is geoengineering the answer to the world's climate change woes?
John Stone is adjunct research professor at Carleton University.
Alan Robock is distinguished professor of Climatology, director of the Meteorology Undergraduate Program, and associate director of the Center for Environmental Prediction Department of Environmental Sciences at Rutgers University.
David Keith is director of ISEEE Energy and Environmental Systems Group, the Canada research chair in Energy and the Environment at the University of Calgary.