Re:Germany Runs Up Against the Limits of Renewables
by DennisP on Tuesday June 14, 2016 @01:37PM
(#11903738)
Pumped storage is a very cheap way to store energy, but unfortunately its scale is limited by geography.
http://physics.ucsd.edu/do-the-math/2011/11/pump-up-the-stor...
[1] https://en.wikipedia.org/wiki/Ludington_Pumped_Storage_Power...