After fires destroyed multiple neighborhoods across Los Angeles County, many residents looked up to find blue, smoke-free ...

The air that women breathe up to three months before they become pregnant can have an effect on the future baby’s size. A ...

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

The LA wildfires have burned tens of thousands of acres – but on some weather maps, air quality still looks good. What’s ...

A total of six towns in Monmouth and Ocean counties have unhealthy air and ozone levels, according to AirNow.gov.

Air quality in wildfire-stricken Los Angeles improved on Thursday from hazardous peaks hit earlier this month, as tiny soot ...

Poor air quality has been detected in multiple states surrounding California. The state has been hit with multiple deadly ...

Calculating air pollution from wildfires and other events has become more complicated. That doesn’t mean it’s necessarily ...

The Air Quality Index, or AQI, is the primary system used to warn the public when air pollution is dangerous. It’s based on ...

The city’s average Air Quality Index (AQI) stood at 289 on Thursday, categorized as “Very Poor,” marking a sharp decline from the "Severe" levels earlier this week.

Anti-pollution restrictions under Stage 3 of the Graded Response Action Plan (GRAP) were revoked in Delhi and its ...