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Hydro can act as a giant battery and the reservoirs already exist in much of the US and Europe.
by smileysteve 7y ago
Hydro can act as a giant battery and the reservoirs already exist in much of the US and Europe.
- sdfasdfsafasf 7y agoAnd they've being used as storage since the earliest days of the grid. I.e., they're already doing the balancing