Build It Green. Build It Green is a nonprofit membership organization whose mission is to promote healthy, energy and resource efficient residential building practices in California.
EcoIQoffers general information on a wide variety of subjects and includes an extensive treatment of green building.
Green Building Conceptscontains general information on green building with a focus on residential and the do-it-yourselfer.
Rocky Mountain Institute provides information on green building and sustainable development including case studies.
Sustainable Sources. Allows the user to search through a sustainable building site and a green building professionals directory and find other environmental related sites.
U.S. Green Building Council. Check out the Leadership and Energy and Environmental Design (LEED) Green Building Rating System. It will help you evaluate buildings and understand the characteristics of the green building.
Whole Building Design Guide. A complete Internet resource to a wide range of building-related design guidance, criteria and technology.