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580 km of Bangladesh's Bay of Bengal coast. India is covered by the Ganges, Brahmaputra, and Meghna deltas. More than one-fifth of the country consists of four raised blocks, including the Madhupur and Barind tracts in the center and northwest and 3,300-foot-high hills in the southeast and northeast. Monsoon rain, heat, and humidity hit Bangladesh. Hurricanes, cyclones, and floods occur. Sea and ocean ecosystems are the world's largest and most diverse. Only salty seas have them. Freshwater is saltier. Marine seas provide 97% fresh water and 90% livable space. The average seawater salinity is 35 ppt. Marine salinity varies. Depth and coastline characteristics divide marine ecosystems.
Customary law solves marine environmental problems. Customary law didn't address maritime environmental concerns. Collaboration and regulation were emphasized internationally. In the last 30 years, global treaties, resolutions, and declarations have protected the maritime environment. Customary maritime pollution rules are based on international treaties, resolutions, and declarations. Bangladesh lacks maritime environmental rules. Bangladesh has ratified the Marine environmental agreements signed in 1982 by the United Nations Convention on the Law of the Sea. As of yet, there has been no enabling legislation. Territorial Waters and Maritime Zones Act of 1974 of Bangladesh and Environmental Conservation Act, 1995. NOSCOP. It is a plan to avert and control oil and chemical leak catastrophes at sea. This paper examines international marine pollution laws. Marine protection law is discussed. Bangladesh's laws are criticized. The study suggests preventing marine Pollution.