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Independent, objective, nonpartisan research
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PPIC Water Policy Center

Freshwater Ecosystems

Dramatic changes in water and land use across the state have transformed California’s freshwater landscape and are putting many fish, bird, and other species at risk. Rising temperatures are putting additional pressure on ecosystems already pushed to the brink.

photo - Grass Bale on the Exposed Salton Sea Lakebed, pixel-ca-dwr-2025_04_21_KJ_0244_Salton_Sea_Drone
Featured Blog Post · March 16, 2026

New Salton Sea Research Suggests a Surprising Path Forward

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