What are the four major pollutions

Air pollution has a great impact on the climate, and pollutants discharged by air pollution will have a certain impact on the local and global climate, especially on the global climate, which will be very serious in the long run;

2. Water pollution:

Water pollution affects industrial production, increases equipment corrosion, affects product quality, and even makes production impossible. Water pollution affects people's lives, destroys ecology, directly harms people's health and causes great damage;

3. Noise pollution:

It brings physical and psychological harm to people, interferes with rest and sleep, affects work efficiency, damages hearing and visual organs, and has physiological effects on human body;

4. Waste pollution:

The biggest sources of dioxins are municipal solid waste incineration, impurities of chlorine-containing chemicals, pulp bleaching and automobile exhaust. Dioxin is a highly toxic substance, which is the most toxic among known compounds.