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U.s. Green Building Council: Leadership in Energy & Environmental Design
LEED is a program for green building certification. Buildings are rated on a points system in one of five categories, including building design and construction, interior design and construction, building operations and maintenance,...
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Building Green
This site has a wealth of information on environmentally conscious building. Includes news articles, case studies, green building products, and information about certification and continuing education. In many areas though, full access...