| Summary: | In recent years, black-odorous water bodies have been seriously polluted, and the release of endogenous pollution from sediments has once again caused harm to water bodies. How to deal with the black-odorous water sediment has become a widespread concern in the process of building ecological civilization . This article analyzes the sources, hazards, types, and treatment technologies of sediment pollution, including dredging and dredging technology, dredging and post-treatment technology, sediment cover technology, chemical agent dosing technology, microbial remediation technology, and aeration recovery oxygen technology, submerged phytoremediation technology and so on . The article gives suggestions and measures for the treatment of sediment from the aspects of external pollution control, implementation of measures according to local conditions, and development of new technologies.rocesses.
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