Electric cars are increasingly common due to their potential environmental benefits, but a new study suggests that high ...

Phoenix skies were already hazy with dust from winds. The July 4 fireworks from the store could make it worse.

The dust contains fine particulate matter (PM2.5), which can worsen air quality. During heavy dust episodes, Air Quality Index (AQI) levels can become unhealthy or worse for sensitive groups.

Dust rising from the dry bottom of Owens Lake is a longstanding problem. Now, scientists have found that lands surrounding ...

Depending on how close the dust and smoke get to Earth’s surface, these kinds of particulate matter can be harmful to people’s health, particularly for people who are very young or very old ...

A dusty day across South Florida, caused by the latest wave of dust from Africa, prompted experts to issue a health warning<a ...

The EPA wrote that particulate matter, also known as particle pollution, includes: PM 10 : inhalable particles, with diameters that are generally 10 micrometers and smaller; and ...

The Pima County Department of Environmental Quality has issued a Dust Action Day for all of Pima County for coarse ...

Particle pollution involves particulate matter, which is a mixture of tiny solid particles and liquid droplets found in the air. These particles vary in size and can include substances like dust ...