Solar array on the roof of the stadium of the SC Freiburg soccer team, Freiburg im Breisgau, Baden-Wuerttemberg, Germany, Europe

alternative alternative architecture array baden baden wuerttemberg breisgau building buildings cell cells clean collector collectors conscious conservation day daylight daytime during eco eco friendly ecofriendly electricity energies energy engineering environment environmental environmentalism environmentally europe european exterior exteriors federal football freiburg frg friendly generation german germany green heater heaters im innovative modern module modules nobody of on outdoor panel panels photo photos photovoltaic photovoltaics power preservation protecting protection renewable republic roof roofs sc several shot shots soccer solar solar source sources sports stadium stadiums supply system team technic technical technology the view views wuerttemberg