Tag Archives: climate change

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

Posted on January 22, 2023 by Andrew Rypel

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?

Posted on May 2, 2021 by Andrew Rypel

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

Posted on June 25, 2017 by UC Davis Center for Watershed Sciences

  by Jay Lund and Ann Willis Much has been written on potential effects and adaptations for California’s water supply from climate warming, particularly from changes in snowpack accumulation and melting, sea level rise, and possible overall drying or wetting … Continue reading →

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Ten realities for managing the Delta

Posted on July 23, 2015 by UC Davis Center for Watershed Sciences

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

Posted on November 4, 2014 by UC Davis Center for Watershed Sciences

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

Posted on October 9, 2013 by UC Davis Center for Watershed Sciences

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

Posted on June 10, 2013 by UC Davis Center for Watershed Sciences

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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Warmer water will kill off most of California’s native fishes

Posted on May 31, 2013 by UC Davis Center for Watershed Sciences

By Peter Moyle The peculiar pattern of rain California had this winter – virtually none in January and February – should remind us all that climate change is really happening now. “Abnormal” events will become increasingly frequent as our era … Continue reading →

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Ten realities for managing the Delta

Posted on February 26, 2013 by UC Davis Center for Watershed Sciences

By Peter Moyle I have been working on Delta fishes for about 40 years. Increasingly, I have curmudgeonly thoughts about what is needed to make the ecosystem work better. Here I present these thoughts as “Ten Realities” – statements of … Continue reading →

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Climate change and California water – past, present and future

Posted on January 13, 2013 by UC Davis Center for Watershed Sciences

Everyone talks about the weather, but nobody does anything about it. – Charles Dudley Warner, 1897 By Jay R. Lund Talk of climate change and water in California is fraught with handwringing and delusions. Much discussion borders on alarmist or … Continue reading →

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