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  • From: Lawrence London <lfljvenaura@gmail.com>
  • To: permaculture <permaculture@lists.ibiblio.org>
  • Subject: [permaculture] Medieval water power initiated collapse of salmon stocks -- ScienceDaily
  • Date: Wed, 3 Aug 2016 12:09:27 -0400

Medieval water power initiated collapse of salmon stocks -- ScienceDaily
https://www.sciencedaily.com/releases/2016/07/160720094432.htm

[That's why there are millraces that use water diverted from source stream
into a channel that drives the waterwheel. That sidestream would of course
be silt free and the source watercourse should also, if done properly.]



  • [permaculture] Medieval water power initiated collapse of salmon stocks -- ScienceDaily, Lawrence London, 08/03/2016

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