CHPA: The Combined Heat and Power Association works to promote the wider use of combined heat and power, cogeneration, and community heating.COGEN EUROPE - The European Association for the Promotion of Cogeneration: Extensive information about cogeneration (simultaneous production of heat and electricity): what it is, how it works, economics, European legislation, barriers to broader implementation, facts and figures about its use, and implications for global warming.Combined Heat and Power Information: Information on CHP and DHC (District Heating and Cooling) in the EU. A combined site for several European companies to provide information to consumer, business, and governments.Energytech: Information about combined heat and power (CHP) including technology, fuel and economic aspects by the Austrian Energy Agency.EPA's Combined Heat and Power Partnership: An EPA voluntary program that seeks to reduce the environmental impact of electricity generation by fostering the development of CHP.Midwest Cogeneration Association: MCA works to improve general business conditions of the industry. This non-profit organization provides pertinent information for its members and the public to conduct research, publish reports, and holds seminars and workshops.U.S. Combined Heat and Power Association: Advocates that combined heat and power receive recognition by U.S., state and local governments as an environmental and economic development strategy. Links and technical information.Welcome To IDEA: The International District Energy Association. CHP, cogen, and district energy.