Skip to main content

Nathan Hultman

Back to Faculty & Staff
  • Founder and Director, Center for Global Sustainability, University of Maryland 
  • Lead Author, America’s Pledge Initiative on Climate, 2018 and 2019 reports; America’s Pledge project co-lead
  • Served in Obama White House, Council on Environmental Quality; helped develop U.S. 2025 climate target; engagement and input for Paris Agreement

Nate Hultman is director of the Center for Global Sustainability and associate professor at the University of Maryland School of Public Policy. From 2014-2016, Hultman worked at the White House on the Obama Administration’s climate and energy policy team. During this time, he helped develop the US 2025 climate target, worked on US bilateral engagements with China, India, Brazil and others, and participated in the international climate negotiations in Lima and Paris. His research focuses on national climate target-setting and assessment, US emissions mitigation policy including the role of non-federal actors, energy technology transitions, and international climate policy. He was recently lead author of the America’s Pledge 2019 Report, Accelerating America’s Pledge: Going All In to Build a Prosperous, Low Carbon Economy for the United States. He has participated in the UN climate process for over 20 years, and was a contributing author to the IPCC Fifth Assessment Report and Special Report on Renewable Energy. Recently, Hultman received the first-ever World Citizen Prize in Environmental Performance by the Association for Public Policy Analysis and Management (APPAM). 

Hultman is also a nonresident senior fellow at the Brookings Institution, and associate director of the Joint Global Change Research Institute, a collaboration between the University of Maryland and the Pacific Northwest National Laboratory. Hultman was formerly a visiting fellow at the University of Oxford, Fulbright fellow and NASA Earth Systems Science fellow in climate sciences. He holds an MS and PhD in energy & resources from the University of California, Berkeley and a BA in physics from Carleton College.

Areas of Interest
  • Climate change; energy policy; US federal climate policy

CGS is taking a leadership role in research to advance collaborative, innovative climate action and policy through the third installation of its America’s Pledge: expanding our unique research and analysis, strategic engagement and communications to inform the US strategy leading up to 2030.

Learn More about America’s Pledge: Building a Comprehensive American Climate Policy
View All Publications

School Authors: Nathan Hultman

Other Authors: Sander Chan, Idil Boran , Harro van Asselt, Paula Ellinger, Miriam Garcia, Thomas Hale, Lukas Hermwille, Kennedy Liti Mbeva, Ayşem Mert, Charles B. Roger, Amy Weinfurter, Oscar Widerberg, Paulette Bynoe, Victoria Chengo, Ayman Cherkaoui, Todd Edwards, Malin Gütschow, Angel Hsu, David Levaï, Saffran Mihnar, Sara Posa, Mark Roelfsema, Bryce Rudyk, Michelle Scobie, Manish Kumar Shrivastava

School Authors: Nathan Hultman, Leon Clarke, Haewon McJeon, Morgan Edwards, Yiyun 'Ryna' Cui, Christina Bowman, Jiehong Lou

Other Authors: Carla Frisch , Kevin Kennedy, Tom Cyrs, Pete Hansel, Paul Bodnar, Michelle Manion , Jessie Lund , Michael I. Westphal, Andrew Clapper , Joel Jaeger , Arijit Sen , Devashree Saha, Wendy Jaglom, Koben Calhoun, Kristin Igusky, James deWeese, Kareem Hammoud, J.C. Altimirano, Margaret Dennis, Chris Henderson, Gill Zwicker, John O'Neill