Angelenos still bothered by the smell of smoke may be surprised to see that Air Quality Index numbers returned to “healthy” or “moderate” levels this week in L.A. County, but they shouldn ...

Unlike states or countries, outdoor air pollution has no boundaries. Bad outdoor air quality can have far-reaching health effects for you and your loved ones. From wildfires, to exhaust fumes from ...

The air quality index (AQI) is a unitless number that presents the concentration of a specific pollutant relative to an EPA-established outdoor air quality standard. AQI ranges are established to ...

The importance of air quality monitoring — whether you are cozy at home on a winter’s day or questioning the cause of a gorgeous sunrise in the backcountry — is gaining broader recognition. And with ...

The good news is that indoor air quality monitors may detect such gases in the home as well as identify additional pollutants, including volatile organic compounds (VOCs) and airborne particulate ...