blog post What’s Worse Than a Flood? A Debris Flow By Sarah Bardeen Mar 18, 2024 Move over, floods—there’s a new natural disaster in town: debris flows. We know that debris flows can be even more destructive than floods, but what are they and why do they happen? We speak with expert Jimmy Guilinger to learn more.
Fact Sheet Floods in California By Jeffrey Mount, Gokce Sencan, Letitia Grenier Feb 28, 2024 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.
blog post Making Sense of the Floods in San Diego By Sarah Bardeen Jan 30, 2024 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 Jan 19, 2024 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 A Look Back at 2023’s Volatile Year in Water By Letitia Grenier Jan 9, 2024 Volatility was the name of the game in 2023, as drought-weary California suddenly found itself inundated by atmospheric rivers—and the changes kept coming. We look back on California’s weird (and sometimes wonderful) year in water.
Report Priorities for California’s Water By Jeffrey Mount, Letitia Grenier, Ellen Hanak, Caitlin Peterson ... Nov 1, 2023 California has made great strides in preparing for a drier, hotter future, but it remains a challenge to harness the bounty of wet years while also reducing flood risk. How did California’s water sector manage the unusually wet 2023 water year—and what lessons can we glean for the future?
blog post Seasonal Weather Predictions Are Elusive in California By Sarah Bardeen Oct 16, 2023 California urgently needs to improve its precipitation forecasting: this could help the state better manage its water supply and prepare for disasters, among other things. But that’s not as easy as it sounds, says Dr. Xianan Jiang, a UCLA researcher. We asked him to tell us more.
Explainer Race and Diversity in the Golden State By Hans Johnson, Eric McGhee, Carolyn Subramaniam, Vicki Hsieh Oct 2, 2023 California is one of the most diverse states in the nation, but disparate outcomes persist across and within racial groups.
Explainer What’s Behind California’s Recent Population Decline—and Why It Matters By Hans Johnson, Eric McGhee, Carolyn Subramaniam, Vicki Hsieh Oct 2, 2023 California’s unprecedented population loss during the pandemic raises questions about what a shrinking or slowly growing population means for the state’s future.