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Fact Sheet

The Sacramento–San Joaquin Delta

By Jeffrey Mount, Ellen Hanak, Greg Gartrell

The Sacramento–San Joaquin Delta is California’s largest estuary and a vital hub in the state’s water supply system. Three interlinked issues currently face the Delta: an increasingly unreliable water supply, a decline in ecosystem health, and a fragile system of levees. Learn more about this key watershed in our new fact sheet.

Policy Brief

Policy Brief: Tracking Where Water Goes in a Changing Sacramento–San Joaquin Delta

By Greg Gartrell, Jeffrey Mount, Ellen Hanak

The Sacramento–San Joaquin Delta supplies water to roughly 30 million Californians, over 6 million acres of farmland, and countless ecosystems. But the watershed’s climate is changing: recent decades have seen record warmth, higher evaporation, and declining snowpack. We track where the water is going—and how to adapt.

Statewide Survey

PPIC Statewide Survey: Californians and Education

By Mark Baldassare, Dean Bonner, Rachel Lawler, Deja Thomas

More than four in ten parents say their children have fallen behind academically during the pandemic. While most Californians approve of the way Governor Newsom is handling public K–12 education, many believe its quality has declined over the past few years.

blog post

California K–12 Enrollment Declines Continue to Exceed Expectations

By Julien Lafortune, Emmanuel Prunty

K–12 public school enrollment statewide has fallen for five straight years, with a decrease of more than 270,000 students over the past two years alone. Examining the variation across regions provides insights into this enrollment decline.

Policy Brief

Policy Brief: Drought and California’s Agriculture

By Alvar Escriva-Bou, Josué Medellín-Azuara, Ellen Hanak, John Abatzoglou

California’s agricultural sector is the nation’s largest: it generates more than $50 billion dollars in annual revenue and employs more than 420,000 people. The ongoing drought is taking a toll on agriculture, related sectors, and rural communities, but there are ways to increase resilience in a warming world.

Statewide Survey

PPIC Statewide Survey: Californians and Their Government

By Mark Baldassare, Dean Bonner, Rachel Lawler, Deja Thomas

Key findings include Majorities of Californians across party lines support sanctioning Russia for its invasion of Ukraine, even if sanctions lead to higher energy prices. A third of Californians—and nearly half of lower-income residents—say recent price increases have caused serious financial hardship in their households. Over half of Californians are concerned about covering their housing costs, and six in ten say homelessness is a big problem in their part of the state. Partisans are divided on the need for restrictions to control the spread of COVID-19.

blog post

Geography of Community College Transfers in California

By Cesar Alesi Perez, Hans Johnson, Vicki Hsieh

Transfers from community colleges to the University of California and California State University have increased in recent years, though transfer rates vary across community college districts and campuses and across racial/ethnic groups.

Report

Equity in Voter Turnout after Pandemic Election Policy Changes

By Eric McGhee, Jennifer Paluch, Mindy Romero

To maintain voting access during the pandemic, California shifted to universal vote-by-mail for the 2020 general election, while some counties consolidated their polling places. In this new report, we examine the sometimes-contradictory impact of these reforms on turnout, especially among young voters and voters of color.

blog post

Understanding the Geography of California’s Final Redistricting Maps

By Eric McGhee, Jennifer Paluch

California’s Citizens Redistricting Commission recently approved final political districts for the state. How well do these new districts align with the commission’s key geographic goals, such as keeping existing jurisdictions intact?

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