https://www.youtube.com/watch?v=UX1DAqxXEI8
https://twitter.com/elonmusk/status/1352392678177034242
In January 2021 Elon Musk pledged $100 million for a prize for the best carbon capture technology, later run as the XPRIZE Carbon Removal.
The contest asked teams to pull CO₂ from the air or oceans and lock it away at scale.