It's done sparingly. If you search for "data center waste heat uses" you'll find cases like you mention [1] [2] but the ROI on implementing it seems to be lower

It's done sparingly. If you search for "data center waste heat uses" you'll find cases like you mention [1] [2] but the ROI on implementing it seems to be lower than renewable energy infrastructure. [1] https://www.informationweek.com/sustainability/reusing-waste-heat-from-data-centers-to-make-things-grow https://www.informationweek.com/sustainability/reusing-waste... [2] https://www.techspot.com/news/97995-data-center-uses-waste-heat-warm-public-pool.html https://www.techspot.com/news/97995-data-center-uses-waste-h...