Environmental pollution is a hot issue of global as well as of humankind. Recently, the press and the mass media have been frantically reporting on the mass death of fish in the seas. Central Coast. This has led to many concerns among the people about the increasingly poor quality of life. Not only did the mass death of fish create a miserable scene with a piece of rice worn by fishermen in the Central Vietnam year-round but also more. is the story of how to keep the natural landscape at the hands of "death" when the sea turns into "black sea", "dead sea" v Due to poor sense of man.Due to the extreme phenomenon of society. State management: the activities of enterprises in pollution treatment are getting heavier. The consequence is a direct impact on human health. The loss of marine resources: seafood, marine tourism .. The solution is to raise people's awareness. applying scientific technology to solve the current situation of water pollution