AEI's Lane discusses economics and politics of geoengineering

Is geoengineering the future of the United States' climate policy? During today's OnPoint, Lee Lane, co-director of the geoengineering project at the American Enterprise Institute, explains the role geoengineering can play in the United States' efforts to reduce emissions. He discusses the economic and political challenges of geoengineering and compares it to other emissions reduction methods.