Microsoft is the first customer for the Biden administration’s carbon removal hubs

Two people wearing hard hats stand in front of two towering columns that filter CO2 out of the ambient air.
Heirloom’s technology filters CO2 out of the air. | Image: Heirloom

Microsoft is helping to fund one of the US’s first hubs for pulling planet-heating carbon dioxide out of the air. It struck a deal with California-based startup Heirloom, which says it will capture up to 315,000 metric tons of CO2 for Microsoft over the next decade or so.

The partnership fits into Microsoft’s climate goal of becoming carbon negative by 2030, meaning it plans to remove more carbon dioxide from the atmosphere than it emits as pollution. The company has made other deals with startups breaking ground on new industrial facilities that filter CO2 out of the air, called direct air capture (DAC) plants. Now, it’s also involved in the Biden administration’s push to build big hubs for DAC plants across the US.

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