Over the past four years, the Environmental Protection Agency has tightened restrictions on a host of pollutants and pollution sources, ranging from tougher tailpipe emissions standards for all ...

Nitrogen pollution is a serious concern for the agriculture industry. Agricultural fertilizers contain nitrogen, an essential nutrient for plant health. However, these fertilizers also produce ...

NOx pollution occurs when nitrogen oxides are released as a gas into the atmosphere during the high-temperature combustion of fossil fuels. These nitrogen oxides consist mainly of two molecules, ...

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 ...

Nitrogen fertilisers, manure and other agricultural sources drove almost three-quarters of human-caused nitrous oxide emissions in recent years. That is according to the Global Carbon Project’s second ...

A southern Indiana chemical plant released an orangish cloud of nitrogen oxide Tuesday, prompting officials to close nearby roads and issue shelter-in-place orders until the cloud dissipated.