> and the heat output notably raises outdoor temperatures in a surprisingly wide area

There was a study posted here on this exact topic a few weeks back. The most they could measure was a little over 1 degree C near the datacenter.

> But the point is they suck up land and resources

Land use for a datacenter is kind of negligible. Even the largest data centers are barely a rounding error compared to all of the other commercial and industrial operations around me.

Like it's not even close.

> They can be built in the middle of nowhere where they don't bother anyone with zero impact on the services they provide.

For what it's worth, all of the data center projects I've looked up near me are being built in remote or industrial areas. It hasn't stopped the protestors, who are arranging for bus transport to get to the sites because they're so far away.