Wildfires, air quality index

Unlike typical wildfires, smoke from the L.A. fires — consisting of toxic materials from burned down homes, cars, and more — ...
A fire at the world’s largest battery storage plant in Northern California smoldered Friday after sending plumes of toxic ...
Several parts of southern California are currently under windblown dust and ash advisories as deadly wildfires continue to ...
As the fires rage and air quality worsens, the risk of health problems escalates. That’s because wildfire smoke contains fine particulates, known as PM2.5, which are one-seventieth the width ...
A toxic soup of smoke, chemicals and particulate matter is being spread across the city by gusty winds. Here's what to look ...
Major air pollutants have declined in recent decades, but USA TODAY’s analysis shows wildfire smoke is taking their place.
After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...