If anything, it’s climate change and failing systems due to late-stage capitalism, followed by some form of fascism or other authoritarian system, aided by AI to stay in power.

Electricity use from AI data centers on a global scale isn’t impactful enough to make that much of a difference, it’s more of a local issue, at least at the current rate. Water use is entirely negligible outside of the surrounding area, animal agriculture uses more than a thousand times as much as all data centers combined.