WorkThe story, in brief

AI data centre emissions vastly underestimated, UK admits

136x. That's how much the UK just underestimated AI data centre emissions. Your infrastructure costs weren't the only thing you got wrong.

Paper-cut illustration of an amber microchip with circuit paths extending into a row of data-center cabinets.
The infrastructure powering AI.AI illustration by KeyNews
The KeyNews take

Why it matters

As AI infrastructure scales massively, governments are recalibrating climate impact projections upward by orders of magnitude. This reshapes capex planning, regulatory risk, and the true cost of compute—critical for founders and investors sizing AI infrastructure investments.

The key facts

5 to know
  1. UK government revised AI data centre emissions forecasts upward by up to 136x

  2. Previous projections vastly underestimated climate impact of AI infrastructure

  3. Published April 24, 2026 by Financial Times

  4. Affects long-term capex planning and regulatory risk for AI companies

  5. Raises questions about sustainability and true operational costs of AI deployment

Go to the source

Financial Times Technologyft.com

Publisher excerpt: New projections raise forecasts of climate impact by up to 136 times
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