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Replenishing Groundwater in the San Joaquin Valley: 2024 Update

By Caitlin Peterson, Ellen Hanak, Zaira Joaquín Morales

How much progress has been made on groundwater recharge in the San Joaquin Valley since 2017? This report shares the details of our latest groundwater recharge survey, which we conducted in 2023.

Fact Sheet

Floods in California

By Jeffrey Mount, Gokce Sencan, Letitia Grenier

More than seven million Californians—one in five residents—live in areas at risk of flooding, and risks are growing. Improved land use planning, insurance, and innovative flood management can help.

Report

Labor Force Participation in California

By Julien Lafortune, Sarah Bohn, Marisol Cuellar Mejia, Jenny Duan ...

California’s labor force participation is shrinking, mainly because of an aging population. But significant gaps across demographic groups are also a concern. How can California remove barriers to work, boost participation, and build a strong workforce for years to come?

blog post

Making Sense of the Floods in San Diego

By Sarah Bardeen

The sudden deluge in San Diego last week has left some of that city’s communities reeling. But what actually caused the epic flooding—and could it have been avoided? We ask the experts.

Fact Sheet

Immigrants in California

By Marisol Cuellar Mejia, Cesar Alesi Perez, Hans Johnson

California is home to more than 10 million immigrants—almost a quarter of the foreign-born population nationwide. Almost half of California’s immigrants are from Latin America, but a majority of recent arrivals come from Asia.

blog post

Commentary: Californians Need to Do More to Prepare for Wet Years

By Letitia Grenier, Ellen Hanak

Climate change is supercharging the extremes of drought and flood in California. But our infrastructure and institutions remain woefully underprepared for rising flood risk and increasingly erratic rainfall. It’s time to take this threat—and this opportunity—seriously and accelerate preparations.

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