The data centres draw 448 terawatt-hours, and the machine that helps us see is the machine that heats the room

A UN report quantified global data-centre electricity consumption at roughly 448 TWh in 2025 — the physical footprint of the AI boom, arriving in the same month as the model flood and the El Niño forecast. In a vivid irony almost no one is connecting, researchers also demonstrated AI making climate models run 25 times faster. *So the same technology that lets us model the warming with unprecedented resolution is itself a rising source of the demand that warms. The instrument of seeing is part of ...