Question

what is pollution......​

Answer 1

Answer:

Pollution: An undesirable change in the physical, chemical or biological characteristics of air, water and land that may be harmful to human life and other animals, living conditions, industrial processes and cultural assets.

Pollution can take the form of chemical substances or energy, such as noise, heat, or light.

Answer 2

Answer:

Here's your answer mate

Pollution- Pollution is something which make the environment dirty by the addition of harmful substances which are called pollutants.