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what about pumped storage hydroelectricity? It currently accounts for 95%-99% of potential energy storage capacity, is far cheaper and more efficient than curre
by leecarraher 7y ago
what about pumped storage hydroelectricity? It currently accounts for 95%-99% of potential energy storage capacity, is far cheaper and more efficient than current commercially available chemical battery storage methods.
- acidburnNSA 7y agoCauses biogenic methane emissions. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5023102/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5023102/
- pfdietz 7y agoThat's primary hydropower, where there is an external water source constantly carrying organic material into the reservoir. A closed pumped hydro system could have much less organic input (and possibly could exploit the pumping to keep the water oxygenated, so methane would not be produced.)