(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Jenni Shearston, University of Colorado Boulder (THE CONVERSATION) I grew up in rural ...

In the stratosphere, ozone acts as a protective layer. But in the troposphere, at ground level, this colorless gas is incredibly harmful to human health and the environment in ways scientists are ...

Extreme heat is making air pollution worse, scientists say. And President Trump’s regulatory rollbacks could drive air pollution even higher. By Claire Brown and Christina Kelso The heat dome that is ...

Jenni Shearston has received funding from the National Institutes of Health. I grew up in rural Colorado, deep in the mountains, and I can still remember the first time I visited Denver in the early ...