The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...
Officials are warning of windblown ash and other pollutants from Los Angeles-area fires and say air quality readers won't ...
Smoke from wildfires in Los Angeles is drifting to the San Diego region, causing a dip in air quality and prompting North County fire officials to issue a smoke advisory.
"Light winds and limited air movement will lead to a period of stagnant air conditions," NWS said, warning of "deteriorating ...
European Union cities are unlikely to meet stricter air quality and noise pollution targets in the coming years, the European ...
Experts attributed the fog to calm winds, which also led to a sharp fall in the air quality, to the brink of “severe” level ...
Millions of Southern Californians were on edge as a final round of dangerous fire weather was forecast for the region on Wednesday, along with a rare warning of a “Particularly Dangerous Situation” ...