Alliance to Save Energy - tips for consumers as well as information for educators and policy makers. Special kid's page.
American Council for an Energy Efficient Economy - publisher of "Consumer Guide to Home Energy Saving" which includes the energy consumption numbers for different appliances and brands.
Building America - program started by DOE that analyzes building practices for different climates and seeks to build energy efficient homes.
Colorado Energy Star - Colorado site that concentrates on energy efficiency in housing.
Coupon Cupboard - Additional energy saving tips
Database of State Incentives for Renewables and Efficiency (DSIRE) - summary by state of different financial programs available for both residents and commercial owners.
DealHack Energy Efficiency Guide - Easy energy saving tips to help reduce household expenses and footprint
Green Home Buying Guide - site sponsored by Total Mortgage Services, give additional tips on green renovations for your home.
Home Energy Saver - site sponsored in part by DOE and EPA that allows you to enter information specific to your home in order to do an energy audit. Details about R values and appliance efficiency are requested.
I Will Try - site with user contributed ideas for living more lightly.
Lighting Conservation - blog post from Affordable Lamps detailing ways to reduce your electric bill simply by replacing light bulbs or pulling back the drapes.
Natural Resources Defense Council - tips on what to look for when buying appliances.
Public Health Online - tips for mitigating your environmental footprint.
Reduce Your Automobile’s Impact on the Environment - tips for conscientious drivers to reduce trips and make the trip itself more efficient.
Reegle - information gateway for renewable energy and energy efficiency.
RESNET - The Residential Energy Services Network's (RESNET®) mission is to ensure the success of the building energy performance certification industry, set the standards of quality, and increase the opportunity for ownership of high performance buildings.
ReSource Central - Colorado site with sections on water, waste, energy, and green building.
Rocky Mountain Institute - an independent, entrepreneurial, nonprofit organization that fosters the efficient and restorative use of resources to make the world secure, just, prosperous, and life-sustaining.
USGBC Arizona chapter - The distinguishing characteristic of the USGBC Arizona Chapter is a focus on green building techniques, technologies and philosophies appropriate to the arid bio-region that encompasses the southwestern United States and northern Mexico.