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John Larsen

Partner

John Larsen is a Partner at Rhodium Group and leads the firm’s US energy system and climate policy research.

Energy & Climate

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John specializes in the analysis of national and state energy and climate policy, market trends, and emerging clean technologies. He manages a multi-disciplinary team of energy modelers, policy specialists, and systems analysts focused on accelerating America’s transition to a net-zero economy. Previously, John worked for the US Department of Energy’s Office of Energy Policy and Systems Analysis, where he served as an electric power policy advisor. Before working in government, John led federal and congressional policy analysis in the World Resources Institute’s Climate and Energy Program.

John is a non-resident Senior Associate in the Energy and National Security Program at the Center for Strategic and International Studies. He has lectured at several academic institutions, including Johns Hopkins University and Amherst College. He holds a Bachelor’s degree in Environmental Science from the University of Massachusetts, Amherst, and a Master’s degree in Urban and Environmental Policy and Planning from Tufts University.

Note

Preliminary US Greenhouse Gas Estimates for 2024

Since peaking in 2004, US emissions have trended downward in a bumpy fashion. But after a significant decline in 2023, we estimate that 2024 emissions were down by just 0.2% year-on-year while the economy grew by 2.7%.

Note

Trump 2.0: What’s in Store for US Energy and Climate?

Rolling back executive action on climate could raise average household energy costs, increase dependence on oil and gas imports, drive up GHG emissions, and put substantial levels of private investment at risk.

Commentary

Why Permitting Reform Matters

Rhodium's John Larsen joined the Energy 360 podcast to discuss the importance of permitting reform for meeting the US's energy and climate goals.