French parking lots could soon generate as much electricity as 10 nuclear power plants, after a law is expected to win final passage on Tuesday requiring canopies of solar panels to be built atop all substantial lots in the country.
The plan makes France a world leader in efforts to cover as many surfaces as possible with solar panels, a step advocates say will be crucial in broader plans to phase out fossil fuels in the coming years. The expansion could add as much as 8 percent to France's current electrical capacity.