Solar Decathalon 2007

Check out this green building competition with teams from around the world: U.S., Puerto Rico, Canada, Germany and Spain are competing this year in Washington D.C..

The Solar Decathlon joins 20 college and university teams in a competition to design, build, and operate the most attractive and energy-efficient solar-powered house.

The U.S. Department of Energy's (DOE) Office of Energy Efficiency and Renewable Energy is the primary sponsor of the Solar Decathlon. DOE's National Renewable Energy Laboratory (NREL) sponsors and manages the event. The American Institute of Architects (AIA), the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE), the National Association of Home Builders (NAHB), the U.S. Green Building Council (USGBC), BP, and Sprint are title sponsors.