The graph shows the amount of commercial square footage certified by the U.S. Green Building Council and the Department of Energy's Energy Star program over the past half decade. The graph at right shows the number of Energy Star–rated products purchased since 2000.


  • CERTIFIED COMMERCIAL BUILDING SQUARE FOOTAGE

    Credit: Data courtesy the U.S. Environment Protection Association's Energy Start Program and the USGBC LEED Program

    CERTIFIED COMMERCIAL BUILDING SQUARE FOOTAGE


  • ENERGY STAR-RATED PRODUCTS PURCHASED

    Credit: Data courtesy the U.S. Environment Protection Association's Energy Start Program and the USGBC LEED Program

    ENERGY STAR-RATED PRODUCTS PURCHASED