Ecologically Sound and Sustainable Development Architects, Designers, and Planners for Social Responsibility, Northern California Chapter.       The Department of Energy's Energy Efficiency and Renewable Energy Network. Affordable Housing and Community Development Information on non-profit agency participation in HUD single-family FHA Activities. Learn about international development at the Organization for Economic Cooperation and Development. Get involved yourself at Habitat for Humanity. Information on community design from Design Corps. · home · projects · bulletin board · links · who are we · contact ·