December 5, 2023
With the flip of a switch at the Pacific Northwest National Laboratory’s seaside facility in Sequim, Washington, a tangle of pipes and filters whirrs into action, scrubbing acid from the cool gray waters of the Salish Sea.
It’s the pilot project of Ebb Carbon, one of several companies building a business on ocean carbon removal technology. As money pours into companies promising to take greenhouse gasses out of the atmosphere, there’s a small but fast-growing sector of startups that want to leverage one of the world’s biggest carbon sinks to clean up humanity's pollution: the ocean.
