Is the Air Quality Index enough? What the AQI can — and can't — tell you about how healthy the atmosphere is.
The Air Quality Index (AQI) can tell you a lot about the health of the environment, but there are still measures you can take ...
Dense fog, stagnant air in Oregon prompt NWS warnings for Willamette Valley
The National Weather Service is warning of air stagnation and dense fog in the Willamette Valley. Advisories have been issued ...
Los Angeles air quality improves from wildfires' hazardous levels
Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot ...