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Https://youtu.be/_-cOgrBIAuc Great new piece from the incredibly useful "Just Have a Think" series, summarizing current potential for pumped hydro energy storage. Pumped hydro is the oldest and most reliable energy storage technology, using the potential energy of water in a high reservoir, as it falls to a lower reservoir. Pump the water up when you…

Https://youtu.be/v_hKJZ7GCE4 Pumped storage is a simple concept with massive potential. When you have excess energy on the system, you pump water into an upper reservoir. When you need more power on the grid, you let that stored water fall thru a turbine and re-generate the power. In newer installations, the process is 80 percent efficient.Concerns…