On one of the remote stretches of a coastline on Hawaii’s Big Island, a startup has pioneered an “ocean-assisted” carbon removal process — one that can store CO2 permanently and lower ocean acidification. The startup named ‘Heimdal’ efficiently pumps saltwater in a machine which operates on electricity to rearrange the molecules present in water, getting rid of acid.
It can sell the acid it removes that is produced in a hydrochloric acid formation. The procedure gives out oxygen and hydrogen....