Natural environment means is all thing around us. Such as soil, water, air, forests, animals and minerals. Which are vital for all creature.
The water related to well-being of humans, animals and growing up of plant as surface water. Each day, humans use lot of water in terms to consume or occupations exemple, fishing and farming industries. So that, It is necessary to help preserve these netural water sources clean. If you leave the dirt, such as garbage or swage or mixed in water it makes the water becomes wastwater later.
Of such problems, we will see the importance of this issue and has devised to "waste water thank increasr the oxygen in the water.