Question

introduction of pollution

Answer 1

Pollution is the introduction of contaminants into the natural environment that cause adverse change. Pollution can take the form of chemical substances or energy, such as noise, heat or light. Pollutants, the components of pollution, can be either foreign substances/energies or naturally occurring contaminants.

Answer 2

The act or process of pollution or the state of being polluted especially the contamination of soil , water or the atmosphere by the discharge of harmful substances