Photovoltaic Use in Europe

Photovoltaic Use in Europe

Fabio Muzzi/AFP/Getty Images

A floating photovoltaic panel system rotates automatically as it follows the sun on the surface of the lake of Colignola, a village near Pisa, Italy on January 11, 2012. The experiment is called "Floating, Tracking, Cooling, Concentration FCC" and is made of panels totaling 300 square-meters.