GM installs world’s biggest rooftop solar panels

The largest rooftop solar power station in the world is being built in Spain. With a capacity of 12 megawatts of power, the station is made up of 85,000 lightweight panels covering an area of two million square feet.

Manufactured in rolls, rather like carpet, the photovoltaic panels are to be installed on the roof of a General Motors car factory in Zaragoza, eastern Spain.
General Motors, which plans to install solar panels at another 11 plants across Europe, unveiled the €50m (