Question

what is pollution? ​

Answer 1

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Pollution is something introduced into the environment that is dirty, unclean or has a harmful effect. Toxic waste dumped into the water is an example of pollution. 

The five major types of pollution include:

➡️ Air pollution

➡️ Water pollution

➡️ Soil pollution

➡️ Light pollution

➡️ Noise pollution

Answer 2

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. ... Pollution is often classed as point source or nonpoint source pollution.