How Robots Can Keep Solar Panels Clean And More Energy Flowing Into The Grid

#Energy SunPower said Monday it's bought a California startup that engineers robots for cleaning solar panels to minimize electricity production losses.http://www.forbes.com/sites/uciliawang/2013/11/04/how-robots-can-keep-solar-panels-clean-and-the-energy-flowing-more-freely/ http://bit.ly/15KdByZ