The dissolved organic matter (DOM) act as an important role of the whole aquatic ecosystem can provide not only the nutrients to the water body but also regard as an material cycle. The DOM can originates from numerous sources, including terrestrial source from oil and the allochthonous source which increase because of the human activities. The excess DON in water will cause the overdose nutrients in water in turn lead to the growth of the algae blooms. This will affect the oxygen level in the water body which is harmful to aquatic life. Finding the proper treatment to remove this DOM is essential for managing water quality, ensuring water safety. Although there are numerous existing treatments to remove this excess DOM in water, the high-cost of the method and the scale it can be used is still a limitation. The new method like the usage of the nanomaterial and the graphene seems a better way.
