I don't know about Mother Nature, but silicate rich (or carbonate rich) rocks weather by sucking C02 out of the atmosphere (or oceans) and it can apparently be

I don't know about Mother Nature, but silicate rich (or carbonate rich) rocks weather by sucking C02 out of the atmosphere (or oceans) and it can apparently be accelerated by spreading crushed rocks on fields or beaches. - https://en.wikipedia.org/wiki/Enhanced_weathering https://en.wikipedia.org/wiki/Enhanced_weathering - https://www.theguardian.com/environment/2020/jul/08/spreading-rock-dust-on-fields-could-remove-vast-amounts-of-co2-from-air https://www.theguardian.com/environment/2020/jul/08/spreadin... - https://projectvesta.org/ https://projectvesta.org/