On New Year's Day, several people messaged me to ask if I had noticed how bad the air quality was in Phoenix after the previous night's firework celebrations. It was plain to see that day. Particulate ...

Of nearly 30,000 children studied, those in polluted areas were more likely to develop myopia Fine particles (PM2.5) and nitrogen dioxide (NO2) were most strongly linked to poor eyesight Primary ...

Oil refineries release billions of pounds of pollution annually into waterways, and that pollution disproportionately affects people of color, according to a new analysis of Environmental Protection ...

This is part of a monthly series answering readers' climate-related questions and highlighting Arizona's unsung climate leaders. The stories aim to help to connect and inspire Arizonans who care about ...

The effects of air pollution on kids "should have parents up in arms" to force changes in air pollution regulations, a reader said. Experts say children exposed to high air pollution levels can lose ...