Comments by "" (@stevec6427) on "The tiny islands of Orkney lead the way on renewable energy" video.

  1.  @kalzsantan  Not 100% recyclable. The lithium itself can be recycled but there's lots of plastics and semi conductors in the battery which would go to landfill
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  2.  @onlyme972  I think tidal is a big part of the overall answer. Tidal power needs either tidal lagoons or a tidal estuary to work. It needs controlled flow through some form of conduit (river/channel/pipe etc)
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