Many excellent industry resources currently exist to provide a wealth of information about solar energy alternatives, and photovoltaic solar specifically. Here, we've identified some of the most applicable sources.
 
US Department of Energy: Clean Energy Technology
http://www.eere.energy.gov
Environmental Protection Agency: Clean Energy
http://www.epa.gov/cleanrgy/renew.htm
Sandia National Laboratory Photovoltaic Solar Research and Development
http://www.sandia.gov/pv
Solar Energy Industries Association

http://www.seia.org

 
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