Department of Energy's Buildings Program - Guide to building energy codes, partnership opportunities (including the Building America program), emerging green building technologies, building materials, building systems, and whole-building design.
Energy Information Administration - Information - covers all forms of energy, including petroleum, natural gas, coal, nuclear, renewables, and alternative fuels. Also provides environmental, international, and forecast information about electricity.
Energy Star Program - Join Energy Star program, search for builders in the program and learn about Energy Star appliances.
EPA Indoor Air Quality - Covers general indoor air quality topics, including radon, asthma, and mold. Also highlights an extensive list of EPA publications.
Florida Solar Energy Center (FSEC) - Conducts research in Building Science, Photovoltaics, Solar Thermal, Hydrogen and Alternative Fuels, Fuel Cells and other advanced energy technologies. ?
Smart Communities Network - Includes descriptions of green building principles, rating systems, and municipal codes and ordinances that promote sustainable building.
Whole Building Design Guide - Consolidate design guidelines into one easily updateable reference. Web resources managed by the Sustainable Buildings Industry Council (SBIC) and the National Institute of Building Science
American Solar Energy Society - Advances the use of solar energy for the benefit of U.S. citizens and the global environment. Publishes Solar Today Magazine.
Building Green - Provides accurate, unbiased, and timely information designed to help building-industry professionals and policy makers improve the environmental performance, and reduce the adverse impacts, of buildings. Publishers of Environmental Building News and GreenSpec.
Building Science - Contains valuable information on mold, with proposed vapor barrier code changes, designs that work and information on seminars and workshops.
Center for Resourceful Building Technology (CRBT) - Promotes resource efficiency in building design, materials selection and construction practices. Includes a database of resource-efficient building products, demonstration sites, publications, and educational materials.
Forest Certification Resource Center - Features a series of databases tied directly to the Forest Stewardship Council's official listing of certified organizations. Also features a toolkit that helps designers specify certified wood.
Clean Edge - A market research and consulting firm that helps investors, industry, and society understand and profit from the emerging clean-tech revolution.
Forest World - Provides contact and certification information for manufacturers of forest products. Categorizes over 6,000 industry-related sites by description, company name, or category.
The Green Guide - Consumer - Source for practical everyday actions benefiting environmental and personal health.
Green Seal - An independent non-profit organization that evaluate products for "certification" as green. Green Seal promotes the manufacture, purpose and use of environmentally friendly products.
Health House - A national education program created by the American Lung Association to raise the standards for better indoor environments. Includes indoor air quality home checklists and training programs.
Natural Resources Defense Council (NRDC) - Provides information and resources for green building, including descriptions and photographs of the organization's environmentally-friendly offices in New York, Los Angeles, San Francisco and Washington, D.C.
New Buildings Institute - Promotes energy efficiency through policy development, research, guidelines, and codes. Includes links to guidelines, reports, and tools for energy-efficient lighting, architecture, and mechanical systems.
Oikos - Promotes sustainable design and construction. Includes an extensive green products directory, recent news stories, a bookstore, green project articles, and marketing information.
Rocky Mountain Institute - Provides data and resources on green energy, green development, case studies, and consulting services. Also includes a bookstore.
Solar Energy Industries Association (SEIA) - The national trade association of solar energy manufacturers, dealers, distributors, contractors, installers, architects, consultants, and marketers, concerned with expanding the use of solar technologies.
Solar Living Institute - A nonprofit that offers hands-on workshops on renewable energy, ecological design, sustainable living practices, and alternative construction techniques.
Sustainable Sources - Contains Sustainable building Sourcebook, events calendar, and email discussion groups.
United States Green Building Council (USGBC) - Promotes understanding, development, and implementation of green building policies, technologies, and design practices. Extensive information about the LEED Green Building Rating System.
WaterWiser - The American Water Works Association's water efficiency clearinghouse website. Offers reliable information on water conservation strategies.