blog post Commentary: Four Strategies for Managing California’s Crucial Watershed By Ellen Hanak, Greg Gartrell May 23, 2022 California is not doing a good job of tracking changes to the Sacramento–San Joaquin Delta and its watershed. In our recent commentary, we argue that’s making it even tougher to manage the water that is available for the benefit of the state’s communities, economy, and environment.
Fact Sheet The Sacramento–San Joaquin Delta By Jeffrey Mount, Ellen Hanak, Greg Gartrell May 18, 2022 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 May 16, 2022 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.
data set PPIC Delta Water Accounting May 16, 2022 These spreadsheets contain all data, sources, and methods used to calculate water use in California’s Sacramento–San Joaquin Delta, including estimates of outflow needed to meet regulations; ecological, export, and municipal and industrial uses; and watershed-level water sources and upstream depletions.
event Farming in a State of Extremes Apr 21, 2022 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. But the ongoing drought is taking a toll on agriculture, related sectors, and rural communities. Join us for a panel discussion about the drought’s impacts on farming regions—and how the state and other actors can best respond to looming challenges.
Policy Brief Policy Brief: Drought and California’s Agriculture By Alvar Escriva-Bou, Josué Medellín-Azuara, Ellen Hanak, John Abatzoglou Apr 13, 2022 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.
blog post Water Trading Can Help California’s Struggling Freshwater Ecosystems By Ellen Hanak, Gokce Sencan Apr 4, 2022 California’s freshwater ecosystems are struggling—but water trading has helped in the past, and that could continue. We provide fresh data on the current state of environmental water transfers and highlight ways to improve them.
blog post Could Rangeland Return to the Central Valley? By Caitlin Peterson Mar 28, 2022 As Central Valley farmers confront the need to fallow some farmland to comply with SGMA, we interview two experts about a possible alternative to fallowing: converting formerly irrigated farmland into rangeland. It would keep the land economically productive—and might bring other benefits.
blog post Reforming Water Rights in California By Sarah Bardeen Feb 28, 2022 Water rights reform has long been the third rail in California politics—but that might be changing, thanks to an intriguing new report. We speak with two of the report’s authors about why they undertook this effort now.
blog post Water in 2021: Looking Back on a Year of Extremes By Ellen Hanak Jan 3, 2022 In California, 2021 was the year that climate change hit home. We look back at this year of extremes—and examine how our nonpartisan data and analysis informed conversations about how to address the tough water issues facing the state.