In the past, the gray whale population recovered fairly quickly. But data on baby whales show that isn’t happening, and a new study finds an alarmingly high mortality rate.
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A new study reveals how the lake bed’s toxic dust impairs lung development in children living nearby.
The study found that regularly getting cash made it easier for many homeless people to meet their immediate and personal needs.
Streamflows the West relies on for drinking water and farms used to follow a fairly predictable arc as winter snow melted. Rising temperatures are changing that.
The Clean Air Act gave California the authority to issue tough pollution standards for vehicles, with EPA approval. The Trump administration is now trying to stop it.
The backlash reveals a strain of snobbery that confuses manufactured fun with a lack of meaning and authenticity.
Black children who go missing are often labeled as runaways, which excludes them from the Amber Alert system.
In the one-sided Mexican-American War, the US seized over 55% of Mexico’s land – including what today is California, New Mexico, Utah, Nevada and parts of other states.
When cities burn, plastics, electronics, cleaning chemicals and much more create a toxic brew. Studies launched during the LA fires a year ago show exposure is often strongest inside homes.
Levees protect more than 7 million buildings in the US today, yet they got a D-plus grade in 2025. A new study found 487 cases where rising water overtopped levees in the past 15 years.
Managing fire risk is about more than regulations and rules. It’s also about caring for neighbors and taking steps on your own property and in your community to help keep neighbors safe.
These rules have a long history in the United States. They played a role in the notorious murders by the Menendez brothers and Scott Peterson.
A trove of century-old belongings − from farm tools to pillowcases − tells the story of Filipinos who migrated to California to build a new life, a journey now honored in a Smithsonian exhibition.
Seeing more refurbished electronic devices on the market? Thank tech innovation – and the government regulation that sparked it.
Priced out of ‘safe,’ more and more Americans are moving to flood plains and fire zones.
Here’s what snow forecasters are watching, and why skiers and other snow lovers shouldn’t lose hope.
With teacher shortages mounting and housing costs soaring, school districts from California to Ohio are experimenting with a new solution: building homes for educators on school-owned land.
With a new, mid-cycle redistricting war raging in state after state, the media and politicians focus on which party is winning or losing seats. But are citizens winning or losing in this conflict?
As support for secessionist movements increases, it’s vital that political leaders reduce the divisions that threaten to tear the US apart.
80 years after Japanese Americans were imprisoned at the Manzanar Relocation Center, descendants are returning to play the sport that gave prisoners hope and a sense of normalcy.
Top contributors
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Regents Professor Emeritus and Morris K. Udall Professor of Law & Public Policy Emeritus, University of Arizona
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Scientist and Director of Research Communication for the Arizona Water Innovation Initiative, Arizona State University
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Professor of Geology and Environmental Geosciences, University of Dayton
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Wildfire Specialist, University of California Cooperative Extension; Adjunct Professor at the Bren School, University of California at Santa Barbara, University of California, Santa Barbara
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Associate Professor of Environmental and Occupation Health, University of California, Irvine; University of Southern California
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Director, Ocean and Coastal Policy Center, Marine Science Institute, University of California, Santa Barbara
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Distinguished Professor of Sociology and American Studies & Ethnicity, USC Dornsife College of Letters, Arts and Sciences
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Professor, Environmental Studies Program at UC Santa Barbara
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Distinguished Blue Planet Prize Professor of Civil and Environmental Engineering and Founding Director, Institute of Transportation Studies, University of California, Davis
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Associate Professor of Civil Engineering, Boise State University; United Nations University
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Distinguished Professor of Law, Wayne State University
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Provost Professor of Economics and Spatial Sciences, USC Dornsife College of Letters, Arts and Sciences; Institute for Humane Studies
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Adjunct Assistant Professor and a founder of the Laboratory for Environmental Narrative Strategies in the Institute of the Environment and Sustainability, University of California, Los Angeles
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Graduate Research Fellow of Sustainable Design and Construction, Stanford University
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Director Emeritus, California Institute for Water Resources, University of California, Division of Agriculture and Natural Resources