U.S. Department of Energy website provides tips and resources to the public on energy efficiency and renewable energy.
EPA ENERGY STAR
ENERGY STAR is a U.S. Environmental Protection Agency (EPA) program that provides tools and resources to help businesses and individuals improve energy efficiency and save money.
U.S. Energy Information Administration (EIA)
EIA provides a wide range of information and data products covering energy production, stocks, demand, imports, exports, and prices; and prepares analyses and special reports on topics of current interest.
International Energy Agency (IEA)
The IEA is an autonomous organization which works to ensure reliable, affordable and clean energy for its 29 member countries and beyond.