Limiting carbon emissions might lead to economic opportunities, said Carnesale of U.S. National Academy of Sciences committee on America's Climate Choices.
Listen to Harvard's Paul Epstein talk about why climate change could lead to a cluster of problems like water-borne disease, mosquito borne disease, and even rodent-borne disease.
Random numbers appeared on a touchscreen. After a fraction of a second, the numbers were masked by white squares. The chimps remembered them and in numerical order.
Kathleen Tierney of the Natural Hazards Center at the University of Colorado talks about what you can do to be prepared if you live in an earthquake-prone area.