Category Archives: Uncategorized

The California Water Model: Resilience through Failure

by Nicholas Pinter, Jay Lund, Peter Moyle A review of 170 years of water-related successes in California suggests that most successes can be traced directly to past mistakes.  California’s highly variable climate has made it a crucible for innovations in … Continue reading

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Fish are born free, but are everywhere in cages this spring

by Carson Jeffres, Eric Holmes, and Andrew Rypel State, federal, and local governments, water users, and the public are all concerned with the survival of salmon.   Over decades, and especially recent years, most salmon runs have severely declined in California. … Continue reading

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Some springtime reading on California water

Jay R. Lund, Director, Center for Watershed Sciences and Professor of Civil and Environmental Engineering, University of California – Davis California is a wonderful place to study water.  So many interesting and important problems, thoughtful and insightful authors, and much … Continue reading

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When do water bonds pass? Lessons from past elections

By Cassidy Craford and Hannah Safford Californians cite drought and water-supply challenges as some of the most important environmental issues facing the state today. A whopping 85% of California voters agree that water supply is a “big problem” or “somewhat … Continue reading

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Portfolio Solutions for Safe Drinking Water – Multiple Barriers

by Jay Lund   Only some parts of the world have safe drinking water almost ubiquitously, and only in the last century.  (We lucky few!)  In these countries, drinking water safety relies on a complex portfolio of actions and accountability … Continue reading

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Climate Warming Brings New Water to California’s Delta

April 1, 2019 By Nestle J. Frobish The California Department of Water Resources is working to employ the ongoing break-up of the Antarctic ice cap to provide a vast supply of water for California.  Current plans are to employ ocean … Continue reading

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Groundwater and agriculture: a comparison of managing scarcity and droughts in France and California

By Josselin Rouillard Overview of French and Californian agricultural groundwater management France and California face a common challenge of managing overdraft in intensively exploited aquifers. As of 2018, large areas of France and California have overexploited groundwater (see maps below). … Continue reading

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Portfolio Solutions for Water Supply

by Jay Lund “Water problems in the western United States, when viewed from afar, can seem tantalizingly easy to solve: all we need to do is turn off the fountains at the Bellagio, stop selling hay to China, ban golf, … Continue reading

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Portfolio Solutions for Water – Flood Management

by Jay Lund The tweet below, shows slight (but still frightening) levee overtopping this week on Cache Creek, just north of Woodland, California.  It also illustrates the combined operations of flood preparation and response, with a simultaneous floodplain evacuation order.  … Continue reading

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Tough Fish in a Harsh Place: Red Hills Roach

by Peter B. Moyle Red Hills Roach are small (adults are 60-70 mm in total length) bronzy minnows that live in a challenging environment. They survive in a few small streams that start as seeps in a hot dry landscape, … Continue reading

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