Is cloud computing green? Yes! And, err, no.

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Does cloud computing actually save energy? Would moving some of your data center workload to the cloud reduce your greenhouse gas (GHG) emissions? A survey held at an event I recently attended indicated that most CIOs and other senior IT people doubted it. Based on this survey -- admittedly an unscientific one -- the industry has a big challenge ahead to convince the market of cloud computing's energy benefits.

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