This screenshot of the Climate TRACE tool shows where pollution is generated and how it moves across the Pittsburgh region. The team behind the pollution-monitoring tool Plume Pittsburgh is taking its ...

A new report on global air pollution shows that the majority of the world’s population breathes unhealthy air, and climate change is making the problem worse. The report was published Tuesday by IQAir ...

Do you know how many super polluters are on your doorstep? A first-of-its kind tool, from a group backed by former vice president and climate activist Al Gore, wants to show you just that. And the ...

Toxic air isn't spread evenly across the U.S. — some communities are being forced to shoulder the worst of it. A new map is exposing exactly where petrochemical pollution is most dangerous, and who's ...