| Dec 22, 2013
| 8:34 PM
After spending decades and hundreds of millions of dollars cleaning up stubbornly high levels of pollution, air quality officials in the San Joaquin Valley are telling federal regulators that enough is enough.
San Joaquin Valley officials say that the...
| Jan 23, 2014
| 8:23 PM
Air pollution in California has dropped significantly over the last decade, yet about one-third of the population lives in communities where the air does not meet federal health standards, state officials reported Thursday.
The evaluation of smog and...
| Jan 27, 2014
With the Crenshaw/LAX light-rail line groundbreaking last week, Los Angeles now has three rail transit projects under construction — an example of how the city is leading the country in a rail renaissance. The "city that destroyed cities," as GQ...
| Jan 25, 2014
| 10:00 AM
Scientist Marcus Eriksen stood ankle deep in the murky Los Angeles River on Friday and dipped a net into the water, looking for a problem.
Eriksen was searching for "microbeads," bits of plastic no bigger than salt grains that absorb toxins such as...
| Jan 15, 2014
| 2:22 PM
Gaps forming in seasonal Arctic sea ice may be creating a toxic conveyor belt, drawing mercury from higher altitudes to rain down on the ice, snow and tundra, according to a new study.
The gaps, which come as the region shifts from perennial ice to...
| Jan 15, 2014
| 7:52 PM
SACRAMENTO—The head of the state toxics department told a state Senate hearing Wednesday that she is working hard to correct the agency's problems regulating hazardous waste and is seeking increased funding and other changes to beef up key areas....
| Jan 15, 2014
| 8:26 PM
SEATTLE — The largest open-pit mine in North America, proposed for Alaska's wild and remote Bristol Bay region, would have a devastating effect on the world's biggest sockeye salmon fishery and the Alaska Natives and fishermen who depend on it,...
| Dec 27, 2013
| 6:00 AM
One summer Saturday in the Bay Area city of Richmond, nitric acid leaked from a tank at a metal plating company, forming a toxic cloud that floated over a neighborhood of small houses and stucco apartments.
"People were coughing. They were gasping for...
| Jan 9, 2014
| 4:11 PM
Invasive lung cancer, still the leading cause of cancer deaths in the United States, claimed fewer lives over the five-year period ending in 2009, says a report issued Thursday by the Centers for Disease Control and Prevention. Driven largely by the...
| Jan 11, 2014
| 3:25 PM
West Virginia health officials said Saturday that several people have been admitted to hospitals for chemical-related symptoms following a solvent leak into the area’s water supply that has left more than 300,000 residents unable to use tap water....
| Jan 12, 2014
Re "L.A. sues to keep oil field near USC closed," Jan. 8
The South Coast Air Quality Management District is not at odds with the city of Los Angeles or any other agency over the Allenco Energy Inc. oil facility. Rather, we are on the same path,...