Conducting surveys, statistics and assessment of the impacts on environment by exploitation and use of natural resources, and environment of river basins and coastal zones;

Development, guidance and transfer of models for integrated management and environmental protection of river basins and coastal zones;

Taking the main responsibility and coordinating with other organizations and agencies in researching and applying scientific advancements, training and information and experience sharing, and enhancing awareness in the environmental science and management of river basins and coastal zones;

Guiding the formulation of the strategy for integrated management of coastal zones at the provincial level;

Participating in granting permits/licenses, inspection, examination and supervision of the compliance with rules and regulations on environmental protection and trans-boundary environmental matters in river basins and coastal zones; and

Organization and coordination for the performance of environmental protection tasks within prevention and overcoming environmental incidents on rivers and at sea, especially oil leakages.