April 19, 2011
Michael Quinn/NPS
The Grand Canyon National Park Visitor Center (South Rim) with photovoltaic solar panels in place. The photovoltaic system, is producing about 30 percent of the power used by the Visitor Center.
April 19, 2011
Michael Quinn/NPS
The Grand Canyon National Park Visitor Center (South Rim) with photovoltaic solar panels in place. The photovoltaic system, is producing about 30 percent of the power used by the Visitor Center.