Science news articles about 'air quality regulations'

A new study led by the University of Colorado at Boulder reveals that air quality regulations may not effectively target a large source of fine, organic particle pollutants that contribute to hazy ...

Air quality regulations may not effectively target a large source of fine, organic particle pollutants that contribute to hazy skies and poor air quality over the Los Angeles region.

A new study led by the University of Colorado at Boulder reveals that air quality regulations may not effectively target a large source of fine, organic particle pollutants that contribute to hazy ...

A federal appeals court reversed itself Tuesday and temporarily reinstated regulations aimed at sharply reducing smog and soot from power plants in 28 Eastern states over the next decade.

SACRAMENTO, July 24 (UPI) -- California air-quality regulators announced Monday that oceangoing ships will be required to use low-sulfur diesel fuel while operating off the coast.

... particulate matter, two of the most prevalent components of air pollution. The study followed nearly 450, ... health impact studies used to justify air quality regulations," said study lead author Michael ...