Data Centers

Photos: The 20 greenest data centers in the world

​17. Rackspace

Rackspace's Crawley, UK, data center is (the company claims) one of the greenest in the country. The energy it saves could power nearly 10,000 homes annually, largely by relying on passive air cooling that reduces its energy costs by 80%.

SEE: Green tech initiatives: Best practices and breakthroughs (free PDF) (TechRepublic)

Image: Rackspace

By Brandon Vigliarolo

Brandon writes about apps and software for TechRepublic. He's an award-winning feature writer who previously worked as an IT professional and served as an MP in the US Army.