2 points
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It’s called the carbon silicate cycle
https://en.m.wikipedia.org/wiki/Carbonate–silicate_cycle
https://www.nature.com/articles/s41467-022-31128-3
Edit: that giant explosuon https://new.nsf.gov/news/volcanic-coal-burning-siberia-led-climate-change#%3A~%3Atext=A+team+of+researchers+led%2CEarth's+most+severe+extinction+event.