![Batteries get hyped, but pumped hydro provides the vast majority of long-term energy storage essential for renewable power – here's how it works Batteries get hyped, but pumped hydro provides the vast majority of long-term energy storage essential for renewable power – here's how it works](https://images.theconversation.com/files/440326/original/file-20220111-21166-10rrp9s.jpg?ixlib=rb-1.1.0&rect=268%2C0%2C4255%2C2582&q=20&auto=format&w=320&fit=clip&dpr=2&usm=12&cs=strip)
Batteries get hyped, but pumped hydro provides the vast majority of long-term energy storage essential for renewable power – here's how it works
![The Water Battery | Pumped Storage Hydroelectricity | How To Store Energy in Large Quantity - YouTube The Water Battery | Pumped Storage Hydroelectricity | How To Store Energy in Large Quantity - YouTube](https://i.ytimg.com/vi/If6yUjW1xWo/maxresdefault.jpg)
The Water Battery | Pumped Storage Hydroelectricity | How To Store Energy in Large Quantity - YouTube
![This giant 'water battery' under the Alps could be a game-changer for renewable energy in Europe | CNN This giant 'water battery' under the Alps could be a game-changer for renewable energy in Europe | CNN](https://media.cnn.com/api/v1/images/stellar/prod/220728213244-2-innovations-renewable-energy-storage.jpg?c=original&q=h_618,c_fill)
This giant 'water battery' under the Alps could be a game-changer for renewable energy in Europe | CNN
![The Water Battery | Pumped Storage Hydroelectricity | How To Store Energy in Large Quantity - YouTube The Water Battery | Pumped Storage Hydroelectricity | How To Store Energy in Large Quantity - YouTube](https://i.ytimg.com/vi/If6yUjW1xWo/sddefault.jpg)