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Water pollution is the change in the composition and quality of the water, beyond the standard and have an adverse effect on human life and living things.Water in nature exists in many different forms: ground water, water in the Lake, the river exist in the vapor in the air. Contaminated water that is part of it exists in other substances, that these substances can be harmful to human beings and living creatures in nature. Water pollution is often hard to overcome that to avoid from the beginning.In the course of daily activities, people accidentally contaminate water sources with chemical waste from the factory, the factory. The factory smoke factory industrial dust into the air polluting the air, when it rains, the pollution will mingled rainwater also contributed to the pollution of water resources.

Water pollution is the change in the composition and quality of water, exceeding the permissible standards and have an adverse effect on human life and living organisms. Countries in nature exists in many different forms: groundwater, water in rivers and lakes, can exist in vapor in the air. Polluted water means its components exist other substances, but these substances can be harmful to humans and the living creatures in the wild. Water pollution is often difficult to overcome, but to prevent from the start. In the course of daily activities, people accidentally contaminate water sources with chemical waste from factories and enterprises. These factories industrial dust discharged into the air as air pollution, when it rains, pollutants in water and this will also contribute to rain water pollution.