| Heinrich Böll Stiftung

Cover: Who Funds and Who Pays: The funding of solar geoengineering, 2020–2025

Published: March 2026

Private tech money is rapidly accelerating solar geoengineering research. Funding has increased more than tenfold since 2020, largely from the US and UK. Who shapes decisions on these high-risk technologies – investors or democratic debate?

böll.schriften Green Memory Archive

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