Common cotton is one of the forms of lignine, which is a compound of carbon, hydrogen and oxygen (the same as wood), but when subjected to the action of nitric acid, nitrogen enters into its ...

The high-quality development of a country cannot be separated from environmental protection and improving water use efficiency, among which sustainable wastewater management plays an important role.

The Navoiyazot chemical plant in Navoiy, Uzbekistan uses a chemical reactor to eliminate 97 percent of its emissions of nitrous oxide, a potent greenhouse gas. Credit: Casale The Donaldsonville ...

Researchers have found that one method of reducing greenhouse gas emissions is available, affordable, and capable of being implemented right now. Nitrous oxide, a potent greenhouse gas and ...

One of the most apparent effects of air pollution is acid rain that occurs when rain, snow, mists, or dust become abnormally acidic as a result of substances emitted into the air. The origin of it is ...