Pollution

A new UCLA study shows that people who live and work near Santa Monica Airport are exposed to unusually high levels of air pollution — a significant health concern that has been largely associated with major commercial airports such as......

Growing U.S. production of biofuels such as ethanol and biodiesel could increase water pollution, a government report warned this week. Ethanol refineries discharge chemicals and salts that can contaminate drinking water and endanger fish and other...

Los Angeles is known by many names, among them “the quintessential city of sprawl,” “the congestion capital of the world” and the consistently top-ranked area with the country’s worst air pollution. Mayor Antonio Villaraigosa has said it all...

Back in 1997, when negotiators of the Kyoto Protocol signed the world's first treaty to control greenhouse gases, they left out a major source of emissions: international maritime shipping and aviation. No country wanted to count those emissions, which...

Photo: Sometimes, breathing deeply may not be a good thing. Shown here, Downtown Los Angeles shrouded in smog. Credit: Francine Orr / Los Angeles Times Dirty air can't actually be good for us. That seems logical enough. But many people......

LOS ANGELES -- People who live within 100 meters of Los Angeles freeways develop atherosclerosis, or hardening of the arteries, at twice the rate of those who live farther away, it was reported today. The study by USC and UC Berkeley researchers and...

The Air Quality Management District is hoping users of traditional gas-powered lawn mowers will help them "mow down air pollution" when, for the eighth year, the air pollution control agency hosts a series of lawn-mower exchanges throughout Southern...

When Jess Bravo, 33, a real estate agent with Zenith Properties Inc. in Newport Beach, started renovating the early 19th century Los Angeles home she bought in February, she found an artistic gem buried in the wall around the fireplace.......

Chicago and other urban areas across the U.S. would need to clamp down harder on air pollution under tough smog limits proposed Thursday by the Obama administration, which scrapped a George W. Bush-era rule that ignored the latest scientific advice. More...

Chicago is the only major U.S. city that doesn't disinfect its sewage, and the agency that treats its wastewater has a new reason for opposing the idea: It's bad for the environment. Engineers with the Metropolitan Water Reclamation District of...

Major automakers are readying a wave of plug-in hybrid and electric vehicles for consumers, but one local school district is already taking advantage of the technology. The Ventura Unified School District unveiled a $200,000, state-of-the-art, plug-in...

Mary Nichols, Chairwoman of the California Air Resources Board: “Atmospheric scientists keep finding more evidence that pollutants travel around the globe and move up and down as they travel,” she said. “There is not a bright line separating...