A hot dry climate doesn't usually come to mind when thinking about a place to locate a data center. But IO, the co-location facilities provider, found a way to make it work when it converted a former water bottling plant in Phoenix, Ariz., into a data center in 2008. The company takes advantage of low power rates at night to freeze plastic globes filled with water using a solution of glycol and water. Those iceballs are used during the day to chill the glycol mix, which in turn is used in a heat exchanger to chill water for the data center's cooling system. Image courtesy of IO.
Paul Travis is Managing Editor of InformationWeek.com. Paul got his start as a newspaper reporter, putting black smudges on dead trees in the 1970s. Eventually he moved into the digital world, covering the telecommunications industry in the 1980s (when Ma Bell was broken up) ... View Full Bio