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UK activists plan protests over climate, social impacts of AI data centres

By Thomson Reuters Feb 26, 2026 | 6:03 PM

By Simon Jessop

LONDON, Feb 27 (Reuters) – Activists are set to take to British streets on Friday for two days of protests against the expansion of data centres to serve booming demand for artificial intelligence, ​and the impact of the facilities on communities and the environment.

The ‌protests, coordinated by environmental charity Global Action Plan, are part of a growing international backlash against the power- and water-hungry sites needed to meet surging demand for AI computing power.

“Big Tech’s unchecked construction of hyperscale AI data centres is putting the UK’s climate targets at ‌risk,” said ​Oliver Hayes, Head of Campaigns at Global Action ⁠Plan, in a statement.

Among the ⁠biggest is set to be the ‘March Against The Machines’ event starting outside the offices of OpenAI on Saturday at midday.

While there is no formal definition of what a data centre is in Britain or how many there ​are, a techUK report from November 2024 put the number at around 450.

The British energy regulator said 140 data centres had signalled they wanted to ⁠plug into the grid and could require ⁠50 gigawatts of power. By comparison, it said peak British ​electricity demand on February 11 was 45 GW.

OpenAI said in January it would create ​a community plan for each of the sites in its Stargate ‌operation, a $500 billion initiative to build AI data centres for training and inference.

Tech companies are investing directly in power infrastructure as energy access becomes a critical constraint on AI expansion, with the push for larger and more numerous data ⁠centres driving electricity demand higher.

In Havering, east London, Ian Pirie, Coordinator Friends of the Earth Havering, said plans to build locally were “completely inappropriate in a semi-rural Green Belt ⁠area”, citing what he ‌called its power and water needs and the destruction of ⁠farmland.

Leigh Tugwood, Co-chair of Iver Heath Residents Association, protesting against ​a build ‌in Buckinghamshire, said he was concerned that datacentre development ​was being ⁠fast-tracked at the expense of local communities.

“We are, therefore, in support of a moratorium on all future hyperscale data centre development unless and until there is informed debate, a public inquiry and a meaningful community-designed engagement framework that ensures ownership of the process by those most likely to be impacted,” he said.

(Reporting by Simon Jessop, ​Editing by William Maclean)