HAP releases harmful pollutants that pose serious health risks, inflaming the airways and lungs, impairing the immune ...

Fires and agricultural soils can rival cars and factories in emitting chemicals that lead to ozone, making it hard to meet air quality standards.

This week the EPA announced the rollback of a wide swath of regulations, many of which could worsen air quality. Experts say that could have implications for health.

Air pollution is a major contributor to global mortality rates, noted Brun. Images of the Great Smog of ... dioxide and microparticles) today. 3. Pollution Causes Just a Respiratory Issue One ...

Before President Nixon created the EPA in 1970, water and air pollution weren't federally ... By 1974, they had taken 81,000 photos. The National Archives digitized nearly 16,000 and made them ...