Hundreds of documents show how researchers failed to notify officials in California about a test of technology to block the sun’s rays — while they planned a much huger sequel.
Archived version: https://archive.is/20250728172625/https://www.politico.com/news/2025/07/27/california-sunlight-dimming-experiment-collapse-00476983
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The Sun has its own natural cycle of activity. But that has nothing to do with why the planet is warming.