An analysis of 60 of the largest planned US data centers: they could together produce 101.5M tons of CO2 per year, or ~7% of US power sector emissions in 2025 (Financial Times)
FT analysis finds 60 largest planned facilities could emit equivalent of 27 coal plants or 24mn cars per year
We haven't written up this one. Techmeme has the full story — the link below goes straight to it.