Donald Jarvis has been retired from teaching Russian at Brigham Young University for years, but that has not slowed him down.

Chad in central Africa is the world’s most polluted country, while California has the worst air pollution in North America, ...

With an annual average PM 2.5 concentration of 108.3 µg/m³, Delhi was second only to Meghalaya’s Byrnihat, which had a PM 2.5 ...

Treating clean indoor air as a public good would have protected Americans against all sorts of airborne diseases. In the ...

Current methods to recycle plastics often use expensive catalysts, harsh conditions and produce toxic byproducts. New process converts PET plastic into monomer building blocks, which can be recycled ...

Most of the world has dirty air, with just 17% of global cities meeting WHO air pollution guidelines, a report Tuesday found.

SANTA BARBARA COUNTY, Calif. – Results show that the 10th annual season of the Protecting Blue Whales and Blue Skies ...

A prescribed burn is harming air quality. Here’s what Jefferson and Shelby County residents should do to protect their health ...

Six out the world’s 10 most polluted cities are in India, while California has the worst air pollution in North America, a ...

Despite a 7% decline in PM2.5 levels, India remains the world's fifth most polluted country—six of the ten most polluted ...

World Air Quality Report also found just seven countries met WHO annual average guidelines around PM2.5 particle pollution.