Tag Archives: climate change

Future Ancestors of Freshwater Fishes in California

By Peter B. Moyle The Challenge We are living in the Anthropocene, an era being defined by global mass extinctions caused by humanity. While on-going and impending extinctions of birds and other terrestrial vertebrates gain the most attention, the situation … Continue reading

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A “Peak” into California’s Alpine Lakes and their Food Webs

By Christine A. Parisek “The Sierra Nevada is five hundred miles of rock put right. Granite freed by glaciers and lifted through clouds where water, frozen and fine, has scraped and washed it into a high country so brilliant it … Continue reading

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Can Sacramento Valley reservoirs adapt to flooding with a warmer climate?

  by Jay Lund and Ann Willis Editor’s note: This is a blog that was originally posted on 6/25/17. Since publication of the blog, there has been interesting newer research about running the San Joaquin rim dams for “functional flows” … Continue reading

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Endangered Freshwater Fishes: Does California Lead the World?

By Peter B. Moyle & Robert A. Leidy See Moyle and Leidy (2023) for much more detailed version of this essay. https://doi.org/10.1017/9781108758826 Few things give the authors of this essay more pleasure than swimming in a California stream on a … Continue reading

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Is the Drought Over? Reflections on California’s Recent Flood-Drought Combo

By Andrew L. Rypel, Jay Lund, and Carson Jeffres Early January was an unusually wild ride of atmospheric rivers. Nine sizable systems produced a train of storms beginning about New Years and lasting for several weeks across almost all of … Continue reading

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Do largemouth bass like droughts?

By Andrew L. Rypel “The Delta is full of species that thrive in the lakes in southern Arkansas” ~Bill Bennett by Andrew Rypel As we rapidly enter another drought, long-standing questions on ecological impacts of increased temperatures, reduced water levels … Continue reading

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Ten realities for managing the Delta

This article was originally published Feb. 26, 2013 By Peter Moyle I have been working on Delta fishes for nearly 40 years. Increasingly, I have curmudgeonly thoughts about what is needed to make the ecosystem work better. Here I present … Continue reading

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Groundwater security, for the long term

By Lauren Adams Under recently enacted legislation, local agencies in California are required for the first time to manage groundwater pumping and recharge sustainably. The law empowers local groundwater agencies to manage and use groundwater “without causing undesirable results,” leaving … Continue reading

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Groundwater and climate change in California

By Andrew Fisher, Graham Fogg, Joshua Viers, Jay Lund, Ruth Langridge and Patricia Holden For all the talk of climate change adaptation, California has yet to comprehensively address the effects of warmer temperatures and changing weather patterns on the state’s … Continue reading

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The new ‘normal’ water year in a changing California climate

By Sarah Null and Joshua Viers For at least 20 years now, water scientists have impressed upon us the unavoidable effects of climate change already underway in California. The forecasts repeatedly call for reduced Sierra snowpack, earlier spring snowmelt, prolonged … Continue reading

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