TINLEY PARK, Ill.--(BUSINESS WIRE)--Yahoo was named as winner in the 2014 DataCenter Dynamics North American Award “Improved Data Center Energy Efficiency” for its joint data center project with SynapSense®, a Panduit company that saved 7.5 million kilowatt hours of energy annually. The award is sponsored by The Green Grid and recognizes Yahoo’s commitment to drive greater energy efficiency in the data center operations through the process of measurement, benchmarking, analysis, recommendation