Energy Efficiency
The Energy Efficiency Page reflects EIA's information on energy efficiency and related information. This site provides an in depth discussion of the concept of energy efficiency and how it is measured, measurement, summaries of formal user meetings on energy efficiency data and measurement, as well as analysis of greenhouse gas emissions as related to energy use and energy efficiency
http://www.eia.doe.gov/emeu/efficiency/

Energy Ideas Clearinghouse
Energy efficiency information and resources applicable to residential, commercial, industrial, and agricultural energy uses. Searchable Energy Solutions Database with comprehensive answers to energy efficiency questions.
http://www.energyideas.org/

Energy Efficiency
The Leicester UK Energy Efficiency Advice Centre gives free impartial advice on energy efficiency within the home and for small businesses. Provides description of services, products and resources.
http://www.energy-advice.co.uk/

World Energy Efficiency Association
WEEA is composed of developed and developing country institutions and individuals charged with increasing energy efficiency. Assist developing and industrializing countries in accessing information on energy efficiency.
http://www.weea.org/

American Council for an Energy Efficient Economy
Sponsors an international conference on energy efficiency in buildings. Publishes reports on technical and policy issues relating to energy efficiency.
http://www.aceee.org/

California Institute for Energy Efficiency
An innovative University of California partnership of energy agencies, utilities, building industry, non-profits, and research entities designed to advance energy efficiency science and technology for the benefit of California and other energy consumers environment.
http://ciee.ucop.edu/

U.S. DOE Energy Efficiency and Renewable Energy (EERE)
U.S. Department of Energy web site for information on energy efficiency and renewable energy technologies.
http://www1.eere.energy.gov/windandhydro/

U.S. DOE Energy Efficiency and Renewable Energy (EERE)
The U.S. DOE Energy Efficiency and Renewable Energy Web site provides information on energy efficiency and renewable energy technologies.
http://www.eere.energy.gov/

U.S. DOE Energy Efficiency and Renewable Energy (EERE)
The U.S. DOE Energy Efficiency and Renewable Energy Web site provides information on energy efficiency and renewable energy technologies.
http://www.eere.energy.gov/

Energy Efficiency Conservation Authority
EECA works to implement New Zealand Government strategies for energy efficiency, conservation and renewable energy in both the private and public sectors.
http://www.eeca.govt.nz/