That's why many solar plants use molten salts to store energy and generate electricity even at night. "Technicians say that the Noor 2 and 3 plants, due to ope

That's why many solar plants use molten salts to store energy and generate electricity even at night. "Technicians say that the Noor 2 and 3 plants, due to open in 2017 will store energy for up to eight hours – opening the prospect of 24/7 solar energy in the Sahara, and the surrounding region." http://www.theguardian.com/environment/2015/oct/26/morocco-poised-to-become-a-solar-superpower-with-launch-of-desert-mega-project http://www.theguardian.com/environment/2015/oct/26/morocco-p...