This is not nuclear per se but anything that impacts the grid impacts the future of nuclear. Energy storage is one of the major problems with renewables and though there is power loss in the transition it is a solution to the intermittancy problem.
Is Pumped Storage Hydro The Next Wave Of Energy Development In PA?
http://paenvironmentdaily.blogspot.com/2017/05/is-pumped-storage-hydro-next-wave-of.html (http://paenvironmentdaily.blogspot.com/2017/05/is-pumped-storage-hydro-next-wave-of.html)