[coagmano]

This is the most prominent olivine sequestration project I've found: https://projectvesta.org

Stripe (and others) are currently purchasing negative emissions from a bunch of projects like this to help move them down the cost curve: https://stripe.com/blog/first-negative-emissions-purchases

There's lots of cool work in this space at the moment, which is much more measureable than "trees not cut down"