| Oct 10, 2014
| 3:04 AM
The first “airpocalypse” of fall hit Beijing this week, but local residents are not the only ones being forced to deal with the smothering smog blanketing the Chinese capital. World-class cyclists and soccer stars from Argentina and Brazil, as...
| Oct 7, 2014
| 11:22 AM
Set your alarm clocks, sky watchers! There's a lunar eclipse coming tonight and you don't want to miss it.
The great news is that the full eclipse will be visible for those of us who live in the western United States. The bad news is we'll have to be...
| Oct 6, 2014
| 4:07 PM
To the editor: I hope those who call for a smaller government with less regulation read about our improved air quality. These gains — along with cleaner water, purer food and less-polluted land — do not and will not come through private...
| Oct 2, 2014
| 9:10 PM
Southern Californians' cancer risk from air pollution has dropped 65% since 2005 but is still too high in many areas, regional air quality regulators said in a report released Thursday.
They attribute much of the improvement to tough state and local...
| Sep 24, 2014
| 7:57 AM
The Port of Los Angeles fire that sent a thick plume of toxic smoke into the air Tuesday, forcing a nearby elementary school to evacuate, has been fully extinguished, officials said Wednesday.
Crews will now begin the process of demolition and cleanup...
| Sep 22, 2014
| 8:15 AM
The Maryland Department of the Environment recently revealed a draft rule that would finally require coal-powered plants in the Baltimore-Washington region to reduce nitrogen oxide emissions by 48 percent over the next four years ("New coal plant...
| Sep 10, 2014
| 5:00 AM
Last fall, 29-year-old Fang Da, an entrepreneur and cycling enthusiast, suddenly found himself in the midst of a coughing fit after biking near his home in Hangzhou, in eastern China.
So he went to the Internet and started learning just how serious...
| Sep 5, 2014
| 9:00 AM
Nearly half of the people in the United States live in counties with unhealthy air. Sources from gas-fueled lawn and garden equipment, vehicles, and large industrial buildings like power plants and factories emit pollutants. This results in two forms of...
| Sep 13, 2014
Sep. 13, 1955: Hot weather and low inversion layer leads to highest recorded ozone level in Los Angeles history....
| Sep 17, 2014
| 3:16 PM
Increased level of hydrogen sulfide in the Salton Sea this week -- marked by the tell-tale "rotten eggs" odor -- prompted officials to issue an air quality warning for the Coachella Valley.
Hourly concentration averages of hydrogen sulfide reached 106...
| Sep 18, 2014
| 6:21 PM
After a blog post by a dental hygienist raised alarm about microbeads in toothpaste, Crest announced that it was planning to stop putting the tiny bits of plastic into its products.
But are microbeads actually dangerous?
The polyethylene specks, no...