What makes IBM's 'green' data center tick Summary: CNET News' Martin LaMonica gets a tour of IBM's lab for green IT where the data center uses networked sensors and liquid cooling to lower energy use. September 17, 2009 -- 12:04 GMT (05:04 PDT) Loading... Please wait. Topics: IBM, Data Centers, Hardware, Networking, Storage Kick off your day with ZDNet's daily email newsletter. It's the freshest tech news and opinion, served hot. Get it.