According to the map, the 10 ZIP codes with highest exposure are concentrated near the ports and along the 110, 710, and 605 ...

Even though the Palisades and Eaton fires are now mostly contained, the Santa Ana winds have led to new fires flaring up ...

When a volcano starts flaring up, sputtering and spewing emissions into the atmosphere, vog often develops. Posted: January ...

The Los Angeles wildfires posed a serious threat to pregnant people and their babies. Despite clear skies, our reporter ...

Officials are warning of windblown ash and other pollutants from Los Angeles-area fires and say air quality readers won't ...

A particularly dangerous situation red flag warning is in place from noon Monday to 10 a.m. Tuesday local time for a large ...

Honor Dr. Martin Luther King Jr. by volunteering, eat at one of the many restaurants supporting first responders, Jill Sobule ...

Explore daily insights on the USA TODAY crossword puzzle by . Uncover expert takes and answers in our crossword blog.

Air quality in Los Angeles has improved as the Palisades and Eaton wildfires ... The AQI was designed to represent health ...

Unlike typical wildfires, smoke from the L.A. fires — consisting of toxic materials from burned down homes, cars, and more — ...

Air quality in Los Angeles has improved since last week ... But the AQI is really designed to tell you about normal kinds of pollution, like car exhaust or smog, and scientists think that smoke ...

The sky over L.A. has previously contained signs, and people had the good sense to heed them. Before water from the Owens ...