"This book contains the proceedings of an NBER conference held in Washington, DC, on May 13-14, 2010"--Page xi.

Climate change is occurring, is caused largely by human activities, and poses significant risks for-and in many cases is already affecting-a broad range of huma

Climate change poses many challenges that affect society and the natural world. With these challenges, however, come opportunities to respond. By taking steps t

Summarizes the science of climate change and impacts on the United States, for the public and policymakers.

Although the future extent and effects of global climate change remain uncertain, the expected damages are not zero, and risks of serious environmental and macr