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this post was submitted on 07 Dec 2023
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There's a thing in Iceland that binds CO2 underground.
It's pretty cool: https://www.carbfix.com/
Here's the science behind it https://www.carbfix.com/scientific-papers
Most locations aren't like that; they're injecting into oil and gas deposits with the risk of subsequent leakage
Enhanced rock weathering is very cool if it can be made to work at scale. Most examples have issues with needing a lot of energy to mine and pulverize rocks
They are looking at using Tailings storage facilities in mining for this reason
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That risk is like telling:" humanity will go down due to a eruption of a super vulcano"
But i agree carbfix is no solution for global scales.