This article was originally posted on edc magazine online on April 5, 2013.
The LEED rating system has introduced highly efficient toilets, urinals and entire irrigation systems to thousands of buildings—measures that will continue to be a focus of the next version of LEED. Mission accomplished? Not quite. LEED v4 expands those water-savings targets to appliances, cooling towers, commercial kitchen equipment and other areas that consume a huge proportion of water in many buildings.