It is a well-known fact that water is essential for all the life from on earth. Clean and pure water is needed by every human beings. By the way, most of the water is being polluted due to human activities. Water pollution are oilspills, untreated human sewage, pesticides, herbicides, fertilizers and industrials water. However, if the animals and human use the waste or polluted water, it would cause the human creatures and animals in which the creatures suffer from different diseases which are, lungs cancer, hepatitis, and damages the lever as well after that may face difficulties which hard to manage well. Apart from these, it is also unhealthy for drinking and for Other uses and it can cause many dangerous problem not only for human, but for marine life as well. Water is polluted by harmful microorganisms from sewage in which we suffer a lot. Lastly request to the public as well government to not throw waste materials to the water in which we (human) suffer a lot.