The US has Crossed the Tipping Point: 31 States Rise to End Geoengineering—Now We Push for a Federal Investigation
( View and download the PDF above with clickable [...]
( View and download the PDF above with clickable links to the legislation >> here. )
The first few months of 2025 saw a sharp rise in the number of US states considering proposals to ban solar geoengineering, also known as sunlight reflection methods (SRM). We asked the expert panel of our 9 April 2025 live discussion, “Making sense of calls for bans and moratoria for solar geoengineering”, to share their thoughts on this trend and what it might mean for the future of SRM research.
Our Stand: At-A-Glance
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Thirty two states are introducing legislation to ban geoengineering and cloud seeding, but states need federal support to succeed.
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One of the toughest questions about geoengineering: What exactly is happening?
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First, we want to know what’s going on. Who is doing what, and who has oversight?
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Geoengineering brings up unique and nuanced issues; the skies don’t stop at a state line!
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Congress can use their national platform to investigate federal agencies and other contractors, NGOs, and foreign interests to find out exactly what is happening in our skies and under what authority.
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In 2024, current Secretary of Health and Human Services Robert F. Kennedy Jr. publicly called out these practices, tweeting: “We are going to stop this crime.” The American people agree.
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Use our prewritten letter, or write your own, to urge Congress to help states preserve the health of their citizens by investigating geoengineering.
