WSJ: "Big Tech Is Rushing to Find Clean Power to Fuel AI’s Insatiable Appetite"

by Jennifer Hill and Amrith Ramkumar

Over time, tech companies say AI could help them limit emissions by, for example, helping utilities more efficiently deploy renewable power. But it isn’t clear such benefits would come close to making up for the soaring emissions.

“It’s a massive increase that may not be justified by the productivity gains from AI,” said Gernot Wagner, a climate economist at Columbia Business School.

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The trend is clear. So are the challenges. One key task is to de-risk capital investments to lower costs. This is where public climate finance must play its most critical role – not as charity, but as leverage.

25 Jul 26