Author Archives: jaylund

About jaylund

Professor of Civil and Environmental Engineering Director, Center for Watershed Sciences University of California - Davis

Ecosystem Restoration and Water Management

– Curated by Jennifer Cribbs (jecribbs@ucdavis.edu) Note from the Curator: Restoration implies returning to a prior state. A broken cup carefully glued, might appear nearly as whole as the original, but will always differ from the original.  Ecosystem restoration attempts … Continue reading

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Jobs and Irrigation during Drought in California

Jobs and Irrigation during Drought in California Farmworkers harvesting cauliflower in Monterey County. Photo by John Chacon/California Department of Water Resources by Josué Medellín-Azuara and Jay Lund During droughts organizations and stakeholders look for ways of getting the most from every water … Continue reading

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Dollars and Drought – Windfalls for innovation or entrenchment?

by Jay Lund California’s Governor Newsom recently declared a drought emergency throughout much of California and announced over $5 billion in new water program investments.  These twin emergency and funding announcements are a classic “bad-news creates good news story” (and … Continue reading

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A few Lessons for California’s New Drought

We asked some colleagues for lessons that might be useful in managing the California’s new drought. Here is a first sampling of thoughts. 1: Market-based approaches to water management will lessen the costs of drought. Katrina Jessoe. Agricultural and Resource … Continue reading

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Art and Water Management – Randomness and Patterns

curated by Abbey Hill Much of water management draws on patterns involving randomness. This is typically done in building models based on organizing equations, but has some relevance to art. The following is a collection of art that relates randomness … Continue reading

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Art and Water Management – Randomness and Patterns

curated by Abbey Hill Much of water management draws on patterns involving randomness. This is typically done in building models based on organizing equations, but has some relevance to art. The following is a collection of art that relates randomness … Continue reading

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How dry is California? What should we prepare for?

by Jay Lund California is in the second year of a drought. Governor Newsom this week made his first drought declaration.   Just how dry is this drought, so far?  What are some likely implications?  And what might State and … Continue reading

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Increasing groundwater salinity changes water and crop management over long timescales

by Yiqing “Gracie” Yao and Jay Lund Salinity has often become a major limit for irrigated agriculture in semi-arid regions, from ancient Mesopotamia to parts of California today. A previous blog post showed that conjunctive use with more saline groundwater … Continue reading

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Looking for a new challenge? – Retrain as a Delta Smelt

Help restore one of California’s most endangered species while supporting California’s water supplies in a time of drought. The Federal government is beginning a program for the unemployed to retrain as much-needed Delta Smelt.  Following a two-day course, candidates will … Continue reading

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California’s New Drought

By Jay Lund, Andrew L. Rypel, and Josue Medellin-Azuara As March begins to drag on with little precipitation in the forecast and few weeks left in California’s traditional wet season, we are in another dry year. This is California’s second … Continue reading

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