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A new home or apartment that has earned the ENERGY STAR label has undergone a process of inspections, testing, and verification to meet strict requirements set by the US EPA. ENERGY STAR certified homes and apartments use significantly less energy than typical new homes and apartments while delivering better comfort, quality, and durability.
This paper from Duke University focuses primarily on the development of an updated ENERGY STAR industrial Energy Performance Indicator (EPI) for the cement industry and the change in the energy performance of the industry observed when the benchmarking system was updated from the original benchmark in 1997 to the new benchmark in 2008.