Hydroelectric dams have had a devastating impact on anadromous fish populations, from inundating spawning areas to changing historic river flow patterns and raising water temperatures, and most importantly blocking passage of salmon and steelhead between the streams and Pacific Ocean. … Continue reading
source http://oregonflyfishingblog.com/2016/11/28/hydroelectric-dams-major-source-of-global-greenhouse-gas/
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