The pollution and protection of the environment

>think the environment, the space in which we live, unfortunately, short of major threats in recent times.
First, because the man makes the killing of certain species of fauna and flora.
Then, from factories and cars and their noxious fumes that they emit, the pollution s' and thus creates dirty air that we breathe and the water that we drink.
Finally, the man pays no attention to the cleanliness of its environment and shows no interest in planting trees.
To maintain our life, we must protect and respect our environment.