Nat Keohane


Nathaniel Keohane is President of the Center for Climate and Energy Solutions (C2ES), a widely respected, nonpartisan, climate-focused NGO based in Arlington, VA, that works with policy makers and leading businesses to accelerate the transition to a thriving, just, and resilient net-zero-emissions economy. Dr. Keohane is a globally recognized expert on climate policy, carbon pricing, and the economics of climate change, and has helped to shape market-based climate policies in California, the U.S., and internationally.  

Before joining C2ES in 2021, he was Senior Vice President for Climate at Environmental Defense Fund, where he led EDF’s climate advocacy in the United States and around the world. In 2011-2012, he served as Special Assistant to the President for Energy and Environment in the White House National Economic Council. From 2007-2010 he was Director of Economic Policy and Analysis and then Chief Economist at EDF, where he was deeply involved in efforts to pass cap-and-trade legislation in the U.S. Congress. Prior to joining EDF, Dr. Keohane was Associate Professor of Economics at the Yale School of Management. He hasxa published research in leading peer-reviewed journals and is the co-author of Markets and the Environment. He received his Ph.D. from Harvard and his B.A. from Yale. Nat lives in New York City with his wife and two daughters.