Stories by Ruth Greenspan Bell

Economist Frank Ackerman has called the “social cost of carbon” the most important number you never heard of. What is the social cost of carbon, where do the numbers come from, and why should policymakers take care when using them?

Research shows that environmental regulations end up costing far less than both industry and the EPA predict.

This bulletin provides updated context for United Nations Framework Convention on Climate Change (UNFCCC) member countries on the full range of recent U.S. climate change actions in the buildup to the Conference of Parties (COP)-15 in Copenhagen, Denmark.

In deciphering U.S. climate policy, it is important to understand the limitations of the president’s powers and the distinct processes that all legislation follows in the two chambers of the United States Congress.