在USGBC LEED认证方面,俄勒冈州和华盛顿是该地区对环境的奉献精神的前三个州之一。lEED certification has long been held as a symbol of a building’s commitment to sustainability, not to mention a means of satisfying local regulations requiring compliance, such as Seattle’s Sustainable Building Policy enacted in 2000. Photo: Optimum Energy The property managers for Aventine, a business complex in La Jolla, Calif., used ENERGY STAR to assess energy usage, revealing that upgrades to the HVAC system would result in significant energy savings with minimal investment. +Image Upgrading