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Research Professor; Research Director, CGS
Affiliations:
  • IPCC and National Climate Assessment Coordinating Lead author
  • Almost two decades of experience in integrated assessment modeling and research
  • Expert in long-term energy and mitigation strategy

Dr. Clarke is the Research Director for the Center for Global Sustainability (CGS), a Research Professor in the School of Public Policy, and a Research Scientist at the Joint Global Change Research Institute (JGCRI), a collaboration between the University of Maryland and the Pacific Northwest National Laboratory. Dr. Clarke is an expert in energy and environmental issues, with a focus on climate change, climate change mitigation strategies, energy technology options, and integrated assessment modeling. At CGS, Dr. Clarke focuses on the use of quantitative methods and modeling in support of policy and other decisions. Current activities include low-emissions development strategies in China, India, and Latin America, energy-water-land planning in Latin America, and climate mitigation by U.S. cities, states and businesses. As Research Director, Dr. Clarke oversees the development and execution of CGS’s research portfolio.

Dr. Clarke formerly led the Integrated Human Earth System Science Group and directed a range of integrated assessment modeling activities at JGCRI. Dr. Clarke has served as an author and coordinating lead author for the Intergovernmental Panel on Climate Change (IPCC), the National Climate Assessment, and the National Research Council. He is currently a coordinating lead author in the IPCC’s 6th Assessment Report. He has also led a number of multi-institution modeling studies on climate mitigation. He is the Co-Editor and Chief of the Energy and Climate Change. Dr. Clarke’s has worked at two U.S. national laboratories, in energy consulting, and at an electric and gas utility. He holds a Ph.D. in Management Science and Engineering and a Masters degree in Mechanical Engineering.

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
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School Authors: Leon Clarke, Yiyun 'Ryna' Cui, James 'Jae' Edmonds, Sha Yu, Alicia Zhao

Other Authors: Cornelia Auer, Ryan Barrett, Antoine Boirard, Renaud Concordet, Jérôme Hilaire, Otso Manninen, Thessa Beck, David Bresch, Christoph Bertram, Molly Charles, Dawn Holland, Ian Hurst, Elmar Kriegler, Chahan Kropf, Iana Liadze, Theresa Löber, Franziska Piontek, Jihoon Min, Edo Schets, Inga Sauer, Carl-Friedrich Schleussner, Bas van Ruijven

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

School Authors: Leon Clarke, Yiyun 'Ryna' Cui, James 'Jae' Edmonds, Sha Yu

Other Authors: Thomas Allen, Cornelia Auer, Ryan Barrett , Christoph Bertram, Antoine Boirard, Stephane Dees, Jerome Hilaire, Elmar Kriegler, Theresa Lober, Jihoon Min, Franziska Piontek, Joeri Rogelj, Edo Schets, Carl-Friedrich Schleussner, Bas van Ruijven, Cristina Angelico, Rie Asakura, Ivan Faiella, Philipp Haenle, Craig Johnston, Federico Lubello, Simone Russo

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

Other Authors: Carla Frisch, Kevin Kennedy, Paul Bodnar, Pete Hansel, Tom Cyrs, Michelle Manion, Jessie Lund, Joel Jaeger, Andrew Clapper, Arijit Sen, Devashree Saha, Michael Westphal, Wendy Jaglom , Juan Carlos Altamirano, Maggie Dennis, Kareem Hammoud, Christopher Henderson, John O'Neill, Emily Goldfield