Environmental protection industry, namely environmental protection industry. In the 21st century, the global environmental protection industry has entered a stage of rapid development, gradually becoming an important force to support the growth of industrial economic benefits, and is becoming an important goal and key for many countries to innovate and adjust the industrial structure.
Millions of compounds brought about by industry exist in air, soil, water, plants, animals and human bodies. Prevent and control the "three wastes" (waste water, waste gas and waste residue), dust, radioactive substances, noise, vibration, odor and electromagnetic microwave radiation emitted from industrial production, control pollution, protect and improve the environment.