Air pollution levels keep getting worse for more people in the US, according to a new report, and experts say the Trump ...

"Those current guidelines for soil and dust sampling may be overestimating dust particle sizes found on ... spewing steam, ...

It can come in the form of dirt, dust or smoke. Coal- and natural gas-fired power plants create it, as do cars, agriculture, unpaved roads, construction sites and wildfires.Particle pollution ...

Detroit receives failing grades for number of unhealthy smog days per year, and its year-round levels of soot pollution.

The NWS San Diego CA reported an air quality alert at 2:17 p.m. on Wednesday in effect until Friday at 7 a.m. for Coachella ...

An air quality alert was reported by the NWS Phoenix AZ on Friday at 7:19 a.m. in effect until Sunday at midnight. The alert ...

"The claim that dust is halfway between an atom and Earth would be valid on a logarithmic scale for dust particles that are a ...

California cities nearly covered all five spots in the Top 5 Most Polluted Cities when it comes to year-round particle ...

The American Lung Association’s report ranks the Atlanta metro area as the third-worst in the Southeast for ozone pollution.