The corporate mentioned it wished to be carbon unfavorable by 2030.
Microsoft’s carbon emissions grew 25 % 12 months over 12 months in 2025, the corporate has revealed in its 2026 environmental sustainability report. The report covers the corporate’s 2025 fiscal 12 months and measures its progress in opposition to its 2020 baseline. Microsoft says this progress in emissions is generally attributable to the enlargement of its investments in AI information middle infrastructure.
As GeekWire notes, Microsoft appears to be transferring in the wrong way of the place it needs to go in an effort to obtain its aim. The corporate introduced in 2020 that it plans to be carbon unfavorable, or to take away extra carbon from the environment than it creates, by 2030. It solely has 4 extra years to get there.
“Whereas AI infrastructure is driving demand for vitality, water, land, and supplies, sustainability options usually are not scaling quick sufficient to fulfill demand,” it admits. The corporate is aware of it has to refine its “methods as circumstances change, information improves, and tradeoffs develop into clearer.” Microsoft says that it is not reducing its ambitions as a result of AI calls for are outpacing sustainability options. Through which case, the corporate has quite a lot of work forward of it. “We proceed to essentially be centered round carbon negativity by 2030,” Melanie Nakagawa, chief sustainability officer, advised GeekWire.
Along with AI infrastructure buildouts, another excuse why Microsoft reported a 25 % yoy progress in carbon emissions, is as a result of it stopped shopping for unbundled renewable vitality certificates. One certificates signifies that an entity owns one megawatt-hour of zero-carbon electrical energy generated by a renewable supply and delivered to the grid. Microsoft says its choice elevated its reported emissions within the close to time period, but it surely permits the corporate to give attention to including all types of carbon-free electrical energy to the grids the place it operates relatively than simply on counting on certificates. “We consider this alteration will create extra long-term sustainability advantages,” it wrote.
Whereas it admits to emitting extra carbon in its report, Microsoft additionally highlights its successes for the fiscal 12 months of 2025. It says it matched one hundred pc of its annual international electrical energy consumption with renewal vitality. The corporate additionally replenished extra water than it withdrew globally, which pushes the corporate nearer in the direction of reaching its aim to develop into water constructive by 2030.


