Digital Trends – Not long ago, as the Internet, mobile phones and the rest of the connected computing universe hit the elbow of its growth curve, experts and the public alike began to worry about the amount of power the sprawling data centers would require. In 2007, the EPA projected that energy needs for data centers would double from 2005 to 2010 and cost an annual $7.4 billion. Yet in a study prepared by Jonathan Koomey of Stanford University at the request of the New York Times, that amount has only risen by about 56 percent.