The fish ladder stands in the foreground of Lower Monumental Dam, one of four on the Snake River in Washington.
The fish ladder stands in the foreground of Lower Monumental Dam, one of four on the Snake River in Washington. Paul Erickson Tri-City Herald file
The fish ladder stands in the foreground of Lower Monumental Dam, one of four on the Snake River in Washington. Paul Erickson Tri-City Herald file

A changing electric grid may make Snake River dams expendable — and help save salmon

August 05, 2017 08:34 PM

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