An Air Quality Action Day has been issued for several northern Indiana cities on Friday due to Canadian wildfire smoke.

El expresidente colombiano Álvaro Uribe es sentenciado a 12 años de prisión, jueza le concede el arresto domiciliario.

Chicago air quality remains in the top five worst in the world Friday with an Air Quality Alert in place from Canadian ...

Wildfire smoke carries large amounts of particulates and gases. These can act as ozone precursors, causing air to exceed the ...

An air quality alert was reported by the National Weather Service on Friday at 11:55 a.m. EDT in effect until Sunday at ...