DETROIT (AP) — In a little over four years, new heavy truck makers will have to cut harmful nitrogen oxide pollution more than 80% under new standards released Tuesday by the U.S. Environmental ...

Nitrogen oxides, a group of gases from the burning of fossil fuels, is linked to a range of health effects. By Austyn Gaffney A rule proposed by the Environmental Protection Agency on Friday could ...

A research team has developed a new strategy to improve catalysts used to remove nitrogen oxides from industrial emissions. By using ethanol during catalyst preparation, the scientists significantly ...

Industry produces gases that are harmful to both humans and the environment and therefore must be prevented from escaping. These include nitric oxide and nitrous oxide, the latter also known as ...

A research team has unveiled a first-in-kind study of nitrogen oxides (NOx) and its role in the rise and fall of airborne sulfates in hazy air pollution, offering policymakers new insights into ways ...