Before revision: Design standards One of the better know is the Leadership in Energy and Environmental Design (LEED) green building rating system, which uses a diverse group of hard measures of environmental quality and impacts to define a holistic approach to sustainable building and assign ratings to individual projects.
After revision: Design standards One of the better known is the Leadership in Energy and Environmental Design (LEED) green building rating system, which uses a diverse group of hard measures of environmental quality and impacts to define a holistic approach to sustainable building and assign ratings to individual projects.