The World Health Organization (WHO) defines air pollution as “contamination of the indoor or outdoor environment by any chemical, physical or biological agent that modifies the natural characteristics ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › Household pollutants can come from a variety of sources including the materials used in ...

Loudoun County is home to more data centers than anywhere else in the world. For years, some residents have wondered whether ...

Air pollution can negatively affect mental function after just a few hours of exposure.

In a world of increasing wildfires and invisible irritants, we consulted with experts to explain why and how to measure air quality in your home and take steps to correct it. By Terri Williams ...

HEPA, high efficiency particulate air, is a form of air purifier that removes or reduces harmful particle matter from the air ...