What is environmental pollution? How many types of pollution are encountered?

Explanation

Due to increase in the population and industrialisation, the natural resources have diminished. To prepare many natural things artificially, many industries were started. For improving the yields many technologies were introduced. Along with this development, many waste products were released into environment. Thus environment got polluted. This is known as environmental pollution. Some reasons for environmental pollution are :
1) Increase in population and decrease in natural resources.
2) Industrialisation
3) Urbanisation
4) Deforestation
The different types of pollutions are
1) Air pollution
2) Water pollution
3) Soil pollution
4) Sound pollution
5) Thermal pollution
6) Radiological pollution