The advisories impact large areas of Idaho, Oregon, Montana and Washington, lasting through the end of January.

“People living next to these large magnets for diesel pollution are breathing some of the most toxic air in the country.” But trucking industry professionals argue that maps like this could be ...

The Netherlands Institute for Space Research (SRON) in Leiden presented a map on Friday showing fine particulate levels ...

Wildfire ash carries many carcinogens that could cause short- and long-term health problems, including asthma attacks and ...

People's ability to interpret emotions or focus on performing a task is reduced by short-term exposure to particulate matter ...

According to the map, the 10 ZIP codes with highest exposure are concentrated near the ports and along the 110, 710, and 605 ...

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 ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily more accurate.

People's ability to interpret emotions or focus on performing a task is reduced by short-term exposure to particulate matter (PM) air pollution, potentially making everyday activities, such as the ...