UK ‘not in favor’ of dimming the sun

By Karl Mathiesen | 12/02/2025 06:17 AM EST

The government says it opposes the cutting-edge and controversial climate technology but is willing to debate its regulation.

LONDON — The British government said it opposes attempts to cool the planet by spraying millions of tons of dust into the atmosphere — but did not close the door to a debate on regulating the technology.

The comments in parliament Thursday came after a POLITICO investigation revealed Israeli-U.S. company Stardust Solutions aimed to be capable of deploying solar radiation modification, as the technology is called, inside this decade.

“We’re not in favor of solar radiation modification given the uncertainty around the potential risks it poses to the climate and environment,” Leader of the House of Commons Alan Campbell said on behalf of the government.

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Stardust has recently raised $60 million in finance from venture capital investors, mostly based in Silicon Valley and Britain. It is the largest ever investment in the field.

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