Can the U.S. compel global collaboration on climate change?

Aired: 2/17/2014 | 0:07:21 | Clip
The global approach to addressing climate change has shifted from putting the onus on wealthy countries, to recognizing that big, fast-growing developing countries must also play a big part in reducing emissions. Judy Woodruff talks to Andrew Steer of the World Resources Institute and Scott Barrett of Columbia University about ways countries might work together in the fight against global warming.