10.34951/E2RP49Sellinger, Elisabeth H.Mekonnen, LiyuChilcoat, GwynethZenker, Zoe E.Palmer, Hannah M.University of California, Davis2026Science ReportClimate changeOceansPublic HealthSellinger, Elisabeth H.University of California, Davis2026en-us4.5 MBPDF1.0Creative Commons Attribution 3.0Climate change driven changes to California's coastal environment have significant consequences for public health across the state. Shifting ocean conditions are impacting the health of Californians through increased risk of coastal flooding, harmful algal blooms, limited availability of marine foods, and reduced access to blue spaces. Addressing these challenges requires coordinated action between policymakers, communities, and individuals to protect public health, advance environmental justice, and build coastal resilience.California, United States