Question

what is 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.

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Answer 2

Answer:

the action of making the air, water, etc. dirty and dangerous