General view of the solar power station Halle Pajol during its inauguration in Paris
A board shows the production of the solar power station Halle Pajol during its inauguration in northern Paris April 15, 2013. The huge rehabilitated Halle Pajol is the first solar power station in Paris with 3500m2 of solar panels on its roof and the largest photovoltaic urban complex in France. The solar station is part of urban renewal projects in the French capital. REUTERS/Charles Platiau (FRANCE - Tags: ENERGY ENVIRONMENT SCIENCE TECHNOLOGY)