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Trains in Switzerland Are Now Running Over Solar Panels in a First-of-Its-Kind Test
(www.zmescience.com)
Everything about energy production and storage.
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Out of all places where you could possibly place a solar panel, this seems to me like one of the least practical ones. It's almost all drawbacks
Even just a foot to the left and to the right, they can install double the number of panels while avoiding most of the downsides.
air currents from trains, especially high speed ones throw rocks and debris everywhere.