There's a good chance that whatever precipitation the state might get will arrive via stronger storms, which, along with sunbaked soils that dried out over the summer, increases the risk of flooding.
A 2023 state law, Senate Bill 272, requires all California coastal local governments to formulate sea level rise plans to be completed no later than 2034.
The main cause of their declining population is habitat loss, primarily due to long-term reductions and alterations in freshwater flow into the estuary.