More and more carbon dioxide would dissolve in the sea and ocean acidification would continue to intensify, triggering even more damage to coral reefs and other marine ecosystems.

Source: https://www.theguardian.com/environment/2023/jul/30/radical-ways-to-fix-the-earth-are-they-magic-bullets-or-just-band-aids

Nixon said he has heard anecdotally that some oyster farmers have been dumping pieces of shells on their oyster beds to raise the calcium content of the water and combat acidification.

Source: https://www.pressherald.com/2023/05/07/bath-approves-first-of-its-kind-oyster-farm/

The goal has been to one day plant corals grown from cryopreserved samples on reefs plagued by bleaching and acidification.

Source: https://www.theatlantic.com/science/archive/2023/11/ocean-coral-cryopreservation-reef-restoration-experiment/675956/?utm_source=feed