WASHINGTON, DC — The EPA today unveiled its new and long-awaited Energy Star certification for buildings that house data centers and stand-alone facilities, marking a big step forward for energy efficiency in high-tech environments.

The new certification relies on PUE, or power usage effectiveness, to gauge the efficiency of a computing facility. PUE is a metric developed by the Green Grid consortium, and measures how much of total energy going into a data center is used for computing compared to lighting and cooling. To read the full article click here