The items EPA issued June 10 "lay the necessary foundation for the development and implementation of a domestic aircraft standard, in accordance with U.S. law and the ICAO process," according to the agency's announcement.
With the EPA proposing to lower the primary ozone standard from 75 ppb to 70 or 65 ppb, researchers at the University of Colorado Boulder and the NOAA have created a commentary on how the new standard could make research more difficult for air quality managers at both local and state levels.
Exposure to the pollution caused by such things as car exhaust and coal-fired power plants may be associated with an increased risk of autism spectrum disorder, a University of Pittsburgh study has found.
Despite progress, Southern California's air remains home to some of the worst air in the United States, the American Lung Association said Tuesday in its annual State of the Air report.
A new U.S. Environmental Protection Agency formula for calculating the amount of pollutants released by flares at refineries and chemical plants nationwide shows that those emissions are four times higher than previously thought.
The use of clean fuels and updated pollution control measures in school buses that 25 million children ride every day could result in 14 million fewer absences from school a year, based on a study by the University of Michigan and the University of Washington.