Environmental Science: Global Warming - 15 Years to turn it all around

The latest U.N. climate change report says that if the world doesn't do some really tough, expensive things over the next 15 years, the costs of climate change may spiral out of control. Some of those things involve technology that isn't available yet, such as removing carbon dioxide from the atmosphere.

You can read and listen to the full story at Marketplace.org : Global Warming: 15 Years to Change Things...