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Data centers raise nearby temperatures by up to 4 degrees in Phoenix
(techxplore.com)
Placeholder for time being, moving from lemm.ee
I do not understand why so many datacenters are in hot climates with limited water supplies.
Probably cheap electricity
Most of the areas are also very "business friendly." So, lots of tax breaks and other subsidies with very little oversight and few, if any, guarantees of job creation.
Phoenix has a ton of land and no major natural disasters.