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A comment on From liquid air to supercapacitors, energy storage is poised for a breakthrough. Parent comment

Re:From liquid air to supercapacitors, energy storage is poi... by jsingleton on Friday February 05, 2016 @12:30PM (#11042969)
Pumped storage is great if you have the geography for it. In a lot of places (such as the UK) it's all already in use.
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Re:From liquid air to supercapacitors, energy storage is poi... by RobertoG on Friday February 05, 2016 @12:51PM (#11043170)
Yes. Some places, like the island of 'el hierro', even are disconnected of the main grid:

http://www.npr.org/sections/parallels/2014/09/17/349223674/t...

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