The smaller particles could in fact be more harmful as they can get through the body's natural defenses and cause significant health problems.

A series of live maps from Windy.com highlighted which parts of the U.S. were experiencing elevated levels of air pollution ...

Air pollution isn't always visible, but it's definitely real. To help us gain a better understanding of air quality around the world, BreezoMeter, an air quality analytics provider, is visually ...

Smoking, air pollution and several other factors have led to significant disparities in lung health across the U.S.

Smoke from wildfires in Manitoba, a Western province facing its worst fire season in 30 years, has created hazardous air ...

Here's a map of the entire US. Top ten US metro areas with least air pollution: Residents skew white. Some of the communities with the best air quality included Bangor, Maine; Wilmington, North ...

The Illinois EPA declared an Air Pollution Action Day in the Chicago metro area. See today's air quality index forecast for Illinois.

Though the Maine DEP expects a large amount of smoke to move out on Wednesday, the smoke will not entirely clear out of Maine ...

In California, the South Coast Air Quality Management District has issued an alert through 11:59 p.m. Friday for the Coachella Valley because of high levels of particle pollution from windblown dust.

The current infrastructure also isn’t set up to fully account for the shifting behavior of wildfire smoke, which can travel ...