Question

difference between over populqtion and under population​

Answer 1

Explanation:

Over-population is when there are too many people, to be supported to a good standard of living, by the resources of a region or country. Under-population is when a region or country has insufficient workers to exploit their resources efficiently, to support retired populations and to provide growth.

Answer 2

CONTAMINATION is the PRESENCE of a substance that should not be present naturally. Pollution is when the contaminant causes HARM to organisms or infrastructure.Therefore you can have a contaminated environment without it being polluted but you cannot have a polluted environment without it being contaminated.

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