Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires.
This post was updated Jan. 20 at 10:09 p.m. Wildfires in the Pacific Palisades have burned over 6,000 structures, releasing ...
The Air Quality Index, often referred to as AQI, is a federal measure of the amount of air pollution, reported on a six-color spectrum from green (good) to hazardous (maroon). There are five ...
The readings fail to detect many toxic chemicals present in wildfire smoke and ash. “The AQI does not measure the contaminants and pollutants that we really care deeply about here because they ...
“There’s all kinds of chemicals that you cannot see in the air. They are not measured by the Air Quality Index — and they’re extraordinarily toxic,” California Communities Against Toxics executive ...
Delhi is once again grappling with heightened air pollution, as the AQI measured 381 at 8:00 am, placing it in the "very poor" category. GRAP 3 curbs invoked in Delhi-NCR amid rise in pollution ...