environment

Quick Take Federal cuts imperil government and private water partnerships and hobble disaster planning, writes Letitia Grenier and…

By Ashley McClure, M.D., Special for CalMatters A view of Half Dome and the Yosemite Valley from the…

People take photos near the Fort Point as Golden Gate Bridge covered with dense fog during rainy weather…

After the San Diego County Board of Supervisors again backed a controversial North County housing development in October,…

By Matt Dias, Special for CalMatters This commentary was originally published by CalMatters. Sign up for their newsletters.…

Since 2018, transboundary flows have been unprecedentedly worse. Failures at the treatment plants on both sides of the…

A magnitude 3.4 earthquake occurred 16 miles north-northeast of Warner Springs at 6:52 a.m. Friday, briefly producing light…

Next time you’re winding through the forest along I-80 on the way to North Tahoe, keep an eye…

These new California laws go into effect in 2026 California Gov. Gavin Newsom signed several new bills into…

Eerie green swirls were seen off the coast of Northern California recently in NASA satellite photos as a…

The San Joaquin Valley experiences some of the highest levels of air pollution in California, with levels of…

By Deborah Brennan, CalMatters A warning sign about sewage and chemical contamination is posted along the shore of…

California’s water partnerships are effective and in danger