"Microsoft increased worldwide water consumption by a whopping 34 percent — up to almost 1.7 billion gallons annually — last year, which outside researchers told the AP is most likely due to increased AI training. That's dwarfed by Google, which used 5.6 billion gallons last year, a 20 percent jump that's also likely attributable to machine learning." Via Tech Won't Save Us.
https://futurism.com/critics-microsoft-water-train-ai-drought