> There is a need for them and they aren't inherently damaging.

One solution: local taxes on the economic value generated by the data center. MNCs love to play accounting games, so a simple formula based on metered GWh multiplied by reported worldwide revenue with a scaling factor a fraction of a percentage. This fund should be ring-fenced be address whatever externalities are introduced by the data center, including electric bill subsidies, infra maintenance, and funding independent oversight.