This is done in Facebook's data center in Northern Sweden https://www.theguardian.com/technology/2015/sep/25/facebook-datacentre-lulea-sweden-node-pole https://

This is done in Facebook's data center in Northern Sweden https://www.theguardian.com/technology/2015/sep/25/facebook-datacentre-lulea-sweden-node-pole https://www.theguardian.com/technology/2015/sep/25/facebook-...