Pumped Hydro Storage Introduction Pumped Hydro Storage along with Compressed Air Energy Storage (CAES) are the less glamorous cousins of Energy Storage Approaches like Lithium Batteries,Flywheels and Capacitors .The Green Investing Limelight has been firmly taken over by startups like A123 Systems which have failed to perform to their initial hype.Pumped Hydro Storage on the […]