Modeling

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  • 21st century California drought risk linked to model fidelity of the El Niño teleconnection

    21st century California drought risk linked to model fidelity of the El Niño teleconnection

    Nature Climate and Atmospheric Science | September 3, 2018...
    Summary

    Greenhouse gas-induced climate change is expected to lead to negative hydrological impacts for southwestern North America, including California (CA). This includes a decrease...

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  • A Bayesian approach to infer nitrogen loading rates from crop and land-use types surrounding private wells in the Central Valley, California

    A Bayesian approach to infer nitrogen loading rates from crop and land-use types surrounding private wells in the Central Valley, California

    European Geosciences Union | May 7, 2018...
    Summary

    This study is focused on nitrogen loading from a wide variety of crop and land-use types in the Central Valley, California, USA, an intensively farmed...

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  • A conceptual model for floodplains in the Sacramento-San Joaquin Delta

    A conceptual model for floodplains in the Sacramento-San Joaquin Delta

    San Francisco Estuary & Watershed Science (UC Davis) | October 3, 2012...
    Summary

    Floodplains are among the most biologically productive and diverse ecosystems on Earth and they provide significant benefits to society such as attenuation of...

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  • A Conjunctive Use Model for the Tule Groundwater Sub-Basin Area in the Southern-Eastern San Joaquin Valley, California

    A Conjunctive Use Model for the Tule Groundwater Sub-Basin Area in the Southern-Eastern San Joaquin Valley, California

    U.S. Bureau of Reclamation (USBR) | February 4, 2003...
    Summary

    The Tule groundwater sub-basin is an agriculturally-intensive area located in the eastern-central part of the southern San Joaquin Valley, California. Urban and agricultural...

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  • A Guide for Using the Transient Ground-Water Flow Model of the Death Valley Regional Ground-Water Flow System, Nevada and California

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    A Guide for Using the Transient Ground-Water Flow Model of the Death Valley Regional Ground-Water Flow System, Nevada and California

    U.S. Geological Survey (USGS), U.S. Department of Energy Office of Environmental Management | November 4, 2006...
    Summary

    This report is a guide for executing numerical simulations with the transient ground-water flow model of the Death Valley regional ground-water flow system,...

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  • A hybrid machine learning model to predict and visualize nitrate concentration throughout the Central Valley aquifer, California, USA

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    A hybrid machine learning model to predict and visualize nitrate concentration throughout the Central Valley aquifer, California, USA

    Science of the Total Environment | June 9, 2017...
    Summary

    Intense demand forwater in the Central Valley of California and related increases in groundwater nitrate concentration threaten the sustainability of the groundwater resource....

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  • A New Technique for Modeling Land Subsidence Facilitates Better Groundwater Management

    A New Technique for Modeling Land Subsidence Facilitates Better Groundwater Management

    Stanford Woods Institute for the Environment and the Bill Lane Center for the American West | December 1, 2019...
    Summary

    Land subsidence – the sudden sinking or gradual settling of Earth’s surface – can occur naturally or be triggered by human activity. One of...

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  • A Rapid Assessment Method to Identify Potential Groundwater Flooding Hotspots as Sea Levels Rise in Coastal Cities

    A Rapid Assessment Method to Identify Potential Groundwater Flooding Hotspots as Sea Levels Rise in Coastal Cities

    Water, Multidisciplinary Digital Publishing Institute (MDPI) | October 25, 2019...
    Summary

    Sea level rise (SLR) will cause shallow unconfined coastal aquifers to rise. Rising groundwater can emerge as surface flooding and impact buried infrastructure, soil...

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  • A shift from drought to extreme rainfall drives a stable landslide to catastrophic failure

    A shift from drought to extreme rainfall drives a stable landslide to catastrophic failure

    Nature | February 7, 2019...
    Summary

    The addition of water on or below the earth’s surface generates changes in stress that can trigger both stable and unstable sliding of...

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  • A Simulation-Optimization Model for Water-Resources Management, Santa Barbara, California

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    A Simulation-Optimization Model for Water-Resources Management, Santa Barbara, California

    U.S. Geological Survey (USGS) | September 1, 1998...
    Summary

    A simulation-optimization model has been developed for the optimal management of the city of Santa Barbara's water resources during a drought. The model,...

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