Studies
Climate and Energy
March 26, 2026

Next-generation geothermal power: A commercial readiness assessment

Kenneth Sercy, Jia-Shen Tsai

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Background

Next-generation geothermal (NGG) technology has advanced significantly in recent years, resulting in cost reductions and a strong cohort of startup companies seeking to develop projects that produce electricity at grid scale. The potential amount of power that could be generated by a mature geothermal industry, and the geographic flexibility of the technology, could significantly alter the generation mix across the United States. As a carbon-free power option drawn from an inexhaustible energy source with a small land use footprint, commercialization and wide adoption would help meet many energy sector objectives, such as domestic supply diversity, emissions reductions, and round-the-clock power generation for reliability needs. These attributes have earned NGG bipartisan support. Nonetheless, continued advancement and scaling are far from inevitable.