Dossier
datacenter infrastructure
Coverage of datacenter infrastructure in the Nexus archive.
- Microsoft carbon emissions rose 25 percent in 2025 as AI data centers grow
Microsoft reported a 25 percent increase in carbon emissions in 2025, driven by the expansion of AI data centers and the temporary halt of using non-additional, unbundled renewable energy certificates.
- Microsoft’s carbon emissions went up 25 percent last year
Microsoft's carbon emissions increased by 25% in 2025, reaching 34 million metric tons, driven by datacenter expansion and the cessation of purchasing certain renewable energy certificates. The company aims to achieve carbon negativity by 2030.