Huge coastal barriers could protect the world’s cities. But they’ll have unexpected costs. Pacifica, California, just south of San Francisco, is…
Credit: Illustration by Micha Huigen, special to ProPublica The inaction on regulating contaminants — including those that likely cause cancer,…
The Central Arizona Project provides a steady supply of Colorado River water from Parker Dam to the Phoenix metropolitan area.…
The agency will evaluate the hazards from agriculture’s primary water pollutant. Farming regions in northeastern Nebraska and elsewhere have some…
Photo: Adult Chinook belonging to different runs. Bringing the Lab to the Field Perhaps the most essential skill for any…
Sites Reservoir would increase California’s existing water supply by providing 1.5 million acre-feet of additional storage capacity to the state…
Action triggered by petition concerning indirect impact on salmon habitats EPA officials say a chemical used in tire production reacts…
Waves rhythmically come ashore at a Santa Cruz beach near the mouth of the marina, in Santa Cruz, Calif. (Bea…
While Lake Tahoe’s crystalline azure has lasted for eons, the changes wrought by past land uses in the basin have…
Image from October shows a beaker filled with water from the faucet at Pescadero Middle/High School in Pescadero, Calif. KGO-TV…