Intelligence learns to think, and the grid learns what thinking costs

A UN report estimates global data centres consumed roughly 448 terawatt-hours of electricity in 2025, flagging AI's expansion as a major and growing environmental pressure — even as those same data centres train the models a generation now treats as infrastructure. *Here the two great accelerations of the age finally touch and reveal they are one system. The intelligence we are building to help us model the climate is itself becoming a load on the climate. The mind and the metabolism are no long ...