| Nov 14, 2014
| 10:39 PM
Los Angeles ended a bitter dispute with Owens Valley on Friday with the announcement of a truce in a decades-long dispute over water and dust.
Under an agreement between the city and Owens Valley air quality regulators, Los Angeles will use a new,...
| Nov 14, 2014
| 5:25 PM
Potentially harmful diesel emissions from Metrolink's maintenance facility near downtown Los Angeles are in decline and lower than other air pollution sources in the area, according to a study released Friday.
The health risk assessment, which was...
| Nov 16, 2014
| 5:00 AM
One hundred and one years after Los Angeles opened the aqueduct to draw water from the Owens Valley, the city has reached a settlement over how it will control dust blowing off the dry Owens Lake bed. The deal will save L.A. hundreds of millions of...
| Sep 22, 2014
| 11:42 AM
Smoke from wildfires raging in Northern California has reached far beyond the state's borders to affect Utah, Michigan and even Canada, according to NASA.
The fires, including the massive King fire in Eldorado National Forest, have been sending large...
| 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...
| Sep 23, 2014
| 12:11 PM
Potentially hazardous smoke from the stubborn fire at the Port of Los Angeles prompted air quality advisories and the evacuation of one elementary school Tuesday.
Firefighters have been struggling to extinguish the blaze, which was contained but had...
| 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...
| 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 27, 2014
| 6:03 PM
Port of Los Angeles authorities are beginning an extensive harbor cleanup in the aftermath of a fire that burned through much of a wharf and released toxic gases and smoke into surrounding communities.
The largest fire at the port in decades erupted...
| Nov 6, 2014
| 10:13 AM
The state Department of Environmental Protection has revised a rule it proposed in April to limit emissions from coal-fired power plants that was widely panned by environmental groups and deemed "too lax" by federal environmental regulators.