Tag Archives: dams

Dammed hot: California’s regulated streams fail cold-water ecosystems

by Ann Willis, Ryan Peek, and Andrew L. Rypel Given the current drought, it’s no surprise that California’s dams are struggling to provide cool water habitats to support native freshwater ecosystems. But what if they were never able to support … Continue reading

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How dam operators can breathe more life into rivers

By Sarah Yarnell Dams are no friend to biodiversity. Once impounded, a river answers first and foremost to human needs, be it water supply, energy production or flood protection. Releases are measured and timed to satisfy these demands. As a result, … Continue reading

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Flagging problem dams for fish survival

By Ted Grantham and Peter Moyle This drought year, as in those past, California water regulators have given away to cities and farms some river flows critical to fish and wildlife. It’s a dicey tradeoff considering most of our native … Continue reading

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Time to revisit economics of dam removal

By Sarah Null In California, we ask water managers to do the near-impossible task of managing rivers for both environmental and economic objectives, which are often at odds. Where we have repeatedly failed to stem or reverse environmental problems, environmental … Continue reading

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Dammed fish? Call 5937.

Peter Moyle, Professor of Fish Biology, UC Davis Brian Gray, Professor of Law, UC Hastings School of Law “The owner of any dam shall allow sufficient water at all times to pass over, around, or through the dam, to keep … Continue reading

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