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Report · November 2018

California’s Water: Climate Change and Water

Ellen Hanak, Jay Lund, Jeffrey Mount, Robert Wilkinson, Frank Davis, Alvar Escriva-Bou, Paul Ullrich, Daniel Cayan, Daniel Swain, Barton “Buzz” Thompson, and Joshua Viers

Support for this work comes from a variety of generous sponsors. Please see the full list at the bottom of this page.


California’s climate is warming and becoming more variable. While the state is a leader in reducing greenhouse gas emissions, its water system was designed for a 20th-century climate. All facets of water management must be updated to adapt to changing conditions. This brief summarizes strategies to help the state prepare for a changing climate and rising sea level.

This publication is part of a briefing kit that summarizes 13 of the state’s most pressing water management issues.


Drought Floods Paying for Water Water Supply Water, Land & Air