Mathias Zacarias

Mathias Zacarias is an associate fellow and energy transitions fellow in the Energy Security and Climate Change Program at the Center for Strategic and International Studies (CSIS). In this role, he covers hydrogen and low carbon fuels while supporting research on power sector decarbonization, clean energy supply chains, carbon management, and methane abatement. Prior to joining CSIS, he worked as a graduate research assistant at the Georgia Institute of Technology, where he researched deep decarbonization pathways of energy and infrastructure systems; as an advocacy research volunteer at the Southface Institute, where he researched the potential of demand-side resources as a decarbonization pathway of the power sector in the state of Georgia; and as an intern in the CSIS Energy Security and Climate Change Program, where he covered hydrogen deployment strategies. He holds an MS and BS in civil engineering from the Georgia Institute of Technology, with minors in sustainable cities and German.
In the News
US 45V hydrogen tax credit: lifeline or short-term solution?
Mathias Zacarias in Kallanish Commodities — October 21, 2024
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Experts React: COP29 Highlights, Challenges, and Emerging Trends in Global Climate Policy
Commentary by Jane Nakano, Noam Unger, Ray Cai, Mathias Zacarias, Wilder Alejandro Sánchez, Quill Robinson, and Zach Slotkin — November 26, 2024
Powering Progress: Deploying U.S. Clean Technologies in Emerging Economies
Event — October 24, 2024
Power Plays: Europe’s Response to the Energy Crisis
Report by Max Bergmann, Cy McGeady, Otto Svendsen, Mathias Zacarias, and Ignacio Urbasos — September 3, 2024
What Happened to Hydrogen in the EPA’s Power Plant Rule?
Critical Questions by Mathias Zacarias and Joseph Majkut — June 12, 2024
What Happened to Hydrogen in the EPA’s Power Plant Rule?
Podcast Episode by Mathias Zacarias and Joseph Majkut — June 12, 2024

“45V or 45Q? How Tax Credits Will Influence Low-Carbon Hydrogen’s Development”: Audio Brief with Mathias Zacarias
Podcast Episode by Mathias Zacarias — February 16, 2024

45V or 45Q? How Tax Credits Will Influence Low-Carbon Hydrogen’s Development
Commentary by Mathias Zacarias and Joseph Majkut — February 15, 2024
Hydrogen Growth Prospects: Impact of the Initial 45V Guidance
Event — February 13, 2024
Experts React: Decoding COP28's Impact and Outcomes
Commentary by Joseph Majkut, Ben Cahill, Gracelin Baskaran, Jane Nakano, Mathias Zacarias, Cy McGeady, and Janet M. Whittaker — December 15, 2023
Methane Reductions in Oil and Gas, Agriculture, and Waste
Report by Ben Cahill, Allegra Dawes, Mathias Zacarias, and Sophie Coste — November 17, 2023