U.S. Environmental Protection Agency (EPA) air quality monitors are disproportionally located in predominately white neighborhoods, according to ...

Depending on the different pollutants in the air, like pollen or wildfire smoke, some days can be easier to breathe than ...

It’s a two-fer Tuesday at Hawai‘i Volcanoes National Park as Episode 13 of the ongoing summit eruption of Kīlauea on the Big ...

AQI is calculated into six color-coded categories — the higher ... particle pollution (particulate matter), carbon monoxide, sulfur dioxide and nitrogen dioxide. The EPA has established national ...