Question

How is the quality of air affected and how does it harm human beings and what can you say about the levels of polluting surface near roads by observing the barks of tree?

Answer 1

The quality of air affect us and human beings because as we all know that the pollution was very much increased in our environment and pollution was increased by the carelessness of human beings and so the Air around us it also become harmful to as because when it come it the contact of pollution then it become very harm and dirty and it make us dirty and then we suffer from very others problems.

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