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 ...

Hundreds of infants’ lives would be saved and millions of children would breathe easier across the US if the nation’s power grid depended on clean energy and more drivers made the switch to ...

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 ...