Much of the discussion around carbon removal has centered around air capture, but traction is also building around ocean capture that would pull CO2 from the high seas. A prominent emerging player is Captura Technologies, which has gained financial backing from Equinor and Saudi Aramco through a recent series A financing round. The company believes it can bring down costs fast, its CEO Steve Oldham tells Energy Intelligence in an interview. “The big advantage of ocean-based carbon removal is the fact that the ocean already exists, it’s really big, it’s a proven carbon absorber, and it’s available to everybody for free,” Oldham says. His previous job was CEO of Canada’s Carbon Engineering, the firm Occidental Petroleum picked to develop its grand DAC ambition.


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