Question

How did man try to change environment​

Answer 1

by putting more tree by which air is clear

Answer 2

Answer:

Answer -

Man has been exploiting nature and its offerings ever since it learned to make a fire.

From the Stone Age, man has been trying to tame and control nature. They have destroyed the land and trees to build houses and industries. The harmful emissions from these industries have been polluted the air and the water, killing many and fishes.