blog post Commentary: The San Joaquin Valley Pumps Too Much Water. But There Are Signs of Progress By Caitlin Peterson, Ellen Hanak Jun 10, 2024 When it comes to reducing the overuse of groundwater in the San Joaquin Valley, the recent news has not been great. But is the situation beginning to turn around? Despite some discouraging headlines, we think so. Our recent commentary explains why.
blog post Commentary: California Needs Bold New Strategies to Save What’s Left of Its Freshwater Species By Ted Sommer May 29, 2024 Californians are blessed with a dazzling array of freshwater species, but we now live in a world in which a few extreme events could wipe some species out. Biologist and PPIC-CalTrout Ecosystem Fellow Ted Sommer describes the bold actions needed to meet this moment in a commentary for CalMatters.
blog post What Are Baseflow Droughts—and Why Should We Care? By Sarah Bardeen Apr 23, 2024 For the six months when California receives no rain, how do its rivers keep flowing? The answer is groundwater. But increasingly frequent and intense droughts are having unexpected effects on this vital resource. We speak with two experts to learn more.
blog post The Future of Fog By Sarah Bardeen Apr 1, 2024 Fog is central to life in California, but climate change is going to disrupt this quintessentially Californian weather experience. We asked Todd Dawson, a scientist who has long studied the relationship between fog and redwoods, to divine the future of fog for us.
blog post The Colorado River’s Hydrology is Changing. Can We Adapt? By Letitia Grenier, Sarah Bardeen Mar 4, 2024 The Colorado River’s hydrology is changing—and the dwindling water supplies are hitting Southern California hard. We sat down with Colorado River Board of California’s chairman JB Hamby and Metropolitan Water District’s Bill Hasencamp to find out what’s next for the river.
blog post Commentary: Californians Need to Do More to Prepare for Wet Years By Letitia Grenier, Ellen Hanak Jan 16, 2024 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.
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.
blog post 2023 Year in Review By Tani Cantil-Sakauye Dec 14, 2023 President and CEO Tani Cantil-Sakauye reflects on how PPIC has contributed to the policy conversation this past year and highlights the importance of nonpartisan, actionable research in addressing key challenges facing our state.
blog post Addressing Groundwater Overdraft in the Sacramento Valley By Spencer Cole, Kyle Greenspan, Andrew Ayres Dec 11, 2023 As the Sacramento Valley seeks to bring its groundwater basins into balance under SGMA, the valley’s groundwater sustainability agencies recently submitted plans to manage overdraft. Do the numbers add up? Our researchers take a look.
blog post A Better Way to Promote Urban Water Conservation By David Mitchell, Ellen Hanak Nov 28, 2023 Californians have been making great strides in water conservation in recent years. Now the State Water Board is considering new urban water use regulations whose statewide costs would far exceed their benefits—and significantly impact affordability. Are there better approaches? We take a look.