Question

what should we do to get fresh air?

Answer 1

plantation of tree

then fresh air will be get

Answer 2

best way is to keep your environment clean

1) used vehicles but in a limit

2) keep your Windows open for the exchange of fresh air

3) stop people who throw garbage on the road or near your home

4) plantation of tree is a good idea but first stop cutting down the trees because planting of a tree will take so much time to give you a benefit