Natural or human-caused processes release of material into the environment. This term is used particularly describing air pollution for suspended or volatile contaminants that result burning fuel in an engine, for example. This pollution can be both of human and natural origin. poisonous gases can be caused by volcano’s acid mists, hydrogen sulfide or forest can naturally fire release smoke, soot, carcinogenic hydrocarbons, dioxins, and other toxic chemicals as well as large amounts of carbon dioxide.
ECO-FASHION-DENIM AND DIAGRAMS DICTIONARIES OVERVIEW