It is much simpler:
We know what we emitted since we know how much fossil fuel was burned. It’s twice as much as has accumulated in the atmosphere. So nature hasn’t been a source but a sink: oceans and forests took up half. And that’s also observed fact.
https://www.climate.gov/news-features/climate-qa/how-do-we-know-build-carbon-dioxide-atmosphere-caused-humans
Prof. Stefan Rahmstorf
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2026-08-02 13:35:01 UTC
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2026-08-02 13:35:01 UTCEvent JSON
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