The city continued to experience "very poor" air quality, despite some improvement, as restrictions under the Graded Response ...

If you have been hearing about poor air quality in New York City Friday, you can breathe a deep sigh of relief (literally): ...

Learn what the air quality index (AQI) means, how it impacts your health, and how to stay safe when pollution is high.

The air has improved in the LA region as firefighters get blazes under control, but there are questions about how safe the ...

The Air Quality Index measured 156 near Forks, Washington, and received a rating of "unhealthy," meaning some members of the general public may experience health effects and members of sensitive ...

If you think something seems off with the air quality today in New York City, you're not wrong. But what's causing it? One ...

As people return to the structures spared from Los Angeles wildfires, experts warn that they should be careful of the air inside and be especially cautious when cleaning up. Smoke, ash and all the ...