Question

give sinitific reasons trees should be planted on both sides of roads ​

Answer 1

Answer:

because it provides oxygen and avoid pollution

Answer 2

Answer:

Trees give off oxygen that we need to breathe. Trees reduce the amount of storm water runoff, which reduces erosion and pollution in our waterways and may reduce the effects of flooding. Many species of wildlife depend on trees for habitat. Trees provide food, protection, and homes for many birds and mammals.

Explanation:

Hope it helps you.