CLEVELAND–(BUSINESS WIRE)–The Cleveland Museum of Natural History, in partnership with DLR Group, has achieved the highest honor in sustainable building design, becoming the first museum in the United States to earn LEEDv4 BD+C NC Platinum certification. A prestigious status designated by the U.S. Green Building Council (USGBC), LEED, or Leadership for Energy and Environmental Design, is “the international standard for the design, construction and operation of high-performance structures”1 an