How much water does AI consume? episode artwork

EPISODE · Mar 28, 2026 · 8 MIN

How much water does AI consume?

from More or Less · host BBC Radio 4

As Artificial Intelligence continues to expand rapidly, some people have raised concerns about its potential environmental impact - in particular its use of water, which is used to cool both data centres and the power generators that supply them with electricity.One recent book on AI contained the alarming prediction that AI could consume between 4 and 6 trillion litres a year by 2027. Could this eye-popping figure be right? If not, what is the correct figure, and is it a big number?The devil, as ever, is in the detail, and with the help of expert Alex de Vries-Gao, the More or Loss team has taken a deep dive to get to the truth about AI and water consumption.If you’ve seen a number in the news and you think More or Less should take a look, email the team on [email protected]: Charlotte McDonald Producer / Reporter: Nathan Gower Series Producer: Tom Colls Programme Coordinator: Brenda Brown Sound Mix: Dave O’Neil Editor: Richard Vadon

Episode metadata supplied by the publisher feed · Published Mar 28, 2026

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How much water does AI consume?

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