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 ...
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Does a ‘good’ Air Quality Index rating mean it’s safe to be outdoors?
The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...
What threats lurk in the smoke and ash of L.A.-area fires? New health warnings
Officials are warning of windblown ash and other pollutants from Los Angeles-area fires and say air quality readers won't ...
LA wildfires impacting air quality in San Diego County, smoke advisory as more Santa Ana winds expected
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.
EU auditors warn cities unlikely to meet tougher air, noise pollution targets
European Union cities are unlikely to meet stricter air quality and noise pollution targets in the coming years, the European ...
Dense fog envelops Delhi, air quality nears ‘severe’
Experts attributed the fog to calm winds, which also led to a sharp fall in the air quality, to the brink of “severe” level ...