Answer:
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Explanation:
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Answer:
Evolution
Explanation:
Whenever a species changes over a period of time, it's called Evolution, which is (normally) driven by Natural Selection.
We can reduce air pollution by using public transport instead of private vehicles when possible, this can reduce the gas released from private cars. We can reduce energy consumption by setting air conditioner to a suitable temperature such as 26°C or use fan instead. Also make sure we turn off all the electrical appliances when we leave a place.
