A well-funded environmentalist group played a key role in the push to remove dams in the Pacific Northwest’s Klamath River ahead of premature deaths of thousands of salmon. American Rivers — an organization that has received millions of dollars from left-of-center environmentalist grantmaking organizations in recent years — was “the orchestrator of the Klamath dams removal project,” according to Siskiyou News, a local outlet in Northern California. The drawdowns of several reservoirs pursuant to the scheduled removal of four dams in the river preceded the deaths of “hundreds of thousands” of young salmon in the waterway, according to Oregon Public...