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

Specialized air quality instruments captured a spike in lead, chlorine, and bromine pollution during the L.A. wildfires. As ...

I’m very happy to say what we studied, what we expected and what we planned for is what seems to be happening,” the MTA’s ...

Missoula is under an Air Stagnation Advisory until Friday. But, what exactly does that mean? Let's learn more about ...

Researchers contributing to the ASCENT network of air quality sensors observed spikes in lead and chlorine downwind from the ...

As a crisis communications professional who lived through the fires, here’s what I think could have been done differently.

The data set: The data are collected as part of the Atmospheric Science and Measurement Network (ASCENT for short), which monitors air quality at sites across the country. You can see the data set for ...

An air stagnation advisory was issued by the National Weather Service on Thursday at 2:08 a.m. in effect until Friday at 4 ...

"We must record here that if the Commission finds that the AQI goes above 350, as a precautionary measure, Staqe-III measures will have to be immediately implemented. If the AQI crosses 400 on a given ...

As Princess Beatrice and Edoardo Mapelli Mozzi announce the birth of their second daughter, we look at the latest upscale-nursery trends ...

Learn how allergies and other conditions can cause a sore throat, and how to identify the right treatment based on your ...

Walton talked about what he thinks of the new board (less bold) and the new mayoral administration (less guarded).