Air quality alerts hit New York, Maryland and California as pollution reaches unhealthy levels and people are advised to stay ...

Not every room in your home has the same air quality issues, so why would you use the same purifier everywhere?

An air quality alert was issued by the National Weather Service in Mount Holly at 9:58 a.m. on Monday, May 18.

The Air Quality Index, which measures the level of five pollutants, hit 105 in the metro area, including Nassau and Suffolk ...

Air quality levels are expected to exceed an Air Quality Index value of 100 due to elevated ground-level ozone.