In depth: Audi and Climeworks store CO2 from the atmosphere underground

The Swiss company Climeworks is building the world’s largest direct air capture and storage facility for converting atmospheric CO2 to rock in Iceland. Audi is partnering with the Zurich-based environmental start-up and promoting a future technology with the project. The facility will filter 4,000 metric tons of carbon dioxide from the air and mineralize it underground. Climeworks is removing 1,000 metric tons thereof from the atmosphere on behalf of Audi.

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