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Microsoft is buying tons of carbon removal from Xprize startup Vaulted Deep
Microsoft's data center boom has been imperiling its 2030 carbon negative pledge, so the tech giant is turning to Vaulted Deep, which operates like a reverse oil company.
So Microsoft has been buying massive amounts of carbon removal credits to attempt to remedy that situation, including a newly announced purchase of 4.9 million metric tons from Vaulted Deep. It collects solid waste that would otherwise be headed for a landfill or incinerator like treated sewage, excess manure, or paper sludge, blends it into a slurry, and injects it into porous rocks deep underground. While the tech company has been investing heavily in renewable power — avoiding emissions is considered the appropriate first step — there are some things it must use, like semiconductors, for which there are no zero-greenhouse-gas alternatives.
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