Building Green/Environmental Building News 

( - Publishers of Environmental Building News, GreenSpec Directory of Green products and the Building Green Suite of on-line tools.

U.S. Green Building Council

( - Information on the LEED (Leadership in Energy-Effecient Design) Rating System.

Florida Green Building Coalition

( - Resources on Green Building in Florida including five Florida-specific green standards covering homes, commercial buildings, high rises, developments, and local governments.

International Code Council

( - (ICC) Green Building Resources - Information on the ICC and National Home Builders (NAHB) Standards for ANSI accreditation currently in development, and link to other Green Building Program resources.

National Association of Home Builders 

( - (NAHB) Model Green Home Building Guidelines

Oikos Green Building Source

( - Green building info and bookstore. Searchable database on green products.

U.S. Department of Energy, Energy Efficiency and Renewable Energy

( - Information on DOE's energy efficient and renewable energy programs, including the Building Technologies Program.

National Renewable Energy Lab

( - Research center on energy efficiency and renewable energy technologies.

Rocky Mountain Institute

( - Resources and information on efficient resource use.

AIA Committee on the Environment

( - Includes top green projects for the past ten years.

Whole Building Design Guide

( - Information on whole building design techniques and technologies.

Green Building Initiatives

( - Information on Green Globes environmental assessment and rating tool. Also a great source of financial incentives for going green with renewable energy, and energy efficiency projects.

American Council for an Energy Efficient Economy

( - Professional level organization working with energy efficiency experts from universities, national laboratories, and the private sector.

( - An independent publishing company providing research, creative thinking, and writing through publications on green design information.