What is water pollution?
Water pollution comes naturally: By to rain, snow, wind storms, flooding into the environment dirty waste water, organisms and harmful microorganisms including their corpses. Water pollution derived artificial process of toxic waste in the form of liquid mainly as domestic waste, industrial, agricultural and transport in the aquatic environment. According to the nature of the cause of pollution, it is divided among different types of water pollution: pollution of inorganic, organic, chemical pollution, biological pollution, contaminated by physical agents.