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1930s Map of Dam Proliferation in Cascadia

The distribution of power dams in Cascadia in 1930; the dams have decimated the Northwest's salmon runs.

Date range: 1930

Caption: The Northwest's power infrastructure has decimated wild salmon runs by blocking the region's rivers with dams.

Publication date: 2005 | Originally published in: Cascadia Scorecard 2005 | Topic(s): Energy & Climate | Graphic type: Map
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