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Has links to academic institutions, companies, organizations, software, references, online calculators, documents, conferences, and special topics, jobs, related project databases; a book guide with descriptions, reader reviews; and general, news, and software-related discussion groups.
Renewable Energy Decision Support Centre offers free, downloadable renewable energy software for analyzing the energy production and costs of small to medium scale projects. The renewable energy types covered include wind energy, small hydroelectric systems, photovoltaics, biomass heating, ground-source heat pumps, passive solar heating, solar air heating, and solar water heating.