The atmosphere contains not only inorganic pollutants, but also organic pollutants, including alkanes, olefins, polychlorinated biphenyls, dioxins and other organic substances that seriously endanger human health. With the continuous development of new substances, the types and quantities of air pollutants are constantly changing. In addition, animals in the Antarctic and Arctic are also affected by air pollution.
The atmosphere is polluted, and the normal breathing of human beings has become extravagant.