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Marine plastic litter: assessing the generation of plastic waste and its disposal pathways in port areas of Bangladesh
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Local boats at two major Bangladesh ports are dumping most of their plastic trash, about 19 tons a year, straight into the Bay of Bengal, while foreign ships follow proper waste disposal rules. This plastic breaks down into smaller pieces over time, eventually becoming microplastics that can enter the food chain through fish and seafood, meaning what starts as port pollution could end up on someone's dinner plate. The findings highlight an urgent need for better waste management rules for local vessels, not just international ones.
Marine plastic litter poses a significant threat to marine biodiversity and port operations, particularly at Bangladesh’s vital maritime facilities, Chattogram Port (CP) and Mongla Port (MP). This study investigates the generation and disposal pathways of plastic waste at these two key seaports, which are essential for regional maritime activities. While foreign vessels adhere to international regulations and land-based waste management systems are in place, waste management practices for local vessels remain critically inadequate. An average of 1,281 local vessels operate at CP daily, generating approximately 52.62 kg of plastic waste. In contrast, MP accommodates 224 vessels, each contributing an average of 8.59 kg/day of waste. The predominant types of plastic waste are pure plastics, mainly polyethylene and polyethylene terephthalate, with a significant portion exceeding 40 mm in size. The study revealed that 83.5% of plastic waste from CP and 98.1% from MP is discharged directly into adjacent water bodies, resulting in an estimated total release of 19.13 tonnes of plastic waste into the Bay of Bengal. This alarming trend threatens marine ecosystems and underscores the urgent need for stakeholders and port authorities to raise awareness and implement strategic measures to mitigate the risks posed by plastic pollution.
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Microplastic Pollution in the Aquatic Environment of Bangladesh: a Legal Critique
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Bangladesh's rivers and coastal waters are heavily contaminated with microplastics from factory waste, household trash, sewage, and fishing gear—tiny plastic particles that can work their way up the food chain into the fish and seafood people eat. This paper reviews the legal gaps letting this pollution go largely unchecked and argues that Bangladesh needs stronger laws, regional cooperation with neighboring countries, and rules holding plastic manufacturers responsible, rather than relying on fines after the damage is done. The takeaway: weak regulations today mean more plastic contamination in our water and food tomorrow
Marine Pollution and Sustainable Blue Economy in the Bay of Bengal: Challenges and Opportunities for Bangladesh
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This review assessed marine pollution in the Bay of Bengal affecting Bangladesh's blue economy, identifying plastic and microplastic pollution from land-based runoff, fishing activities, and shipbreaking as major threats to fisheries and sustainable marine resource use.
Assessment of microplastics on the coastal urban waterways in a developing country: a spectrometric study
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Scientists tested water from urban waterways in Bangladesh that flow into the Bay of Bengal and found tiny plastic particles—mostly smaller than half a millimeter—in every sample, with one site showing especially high pollution levels. These microplastics came largely from everyday sources like plastic bags and improper trash disposal, and since these waterways connect to the ocean and food sources, this pollution can eventually make its way into seafood and drinking water that people consume. The findings are a reminder that how we dispose of plastic waste directly shapes the environment—and potentially our own exposure to these particles.
Occurrences, sources, fate and impacts of plastic on aquatic organisms and human health in global perspectives: What Bangladesh can do in future?
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This review provides a comprehensive overview of plastic and microplastic pollution in aquatic environments globally, with a specific focus on the situation in Bangladesh. Researchers compiled evidence on the sources, fate, and biological impacts of plastic pollution on aquatic organisms ranging from plankton to fish, as well as potential human health risks. The study concludes with recommendations for waste management strategies and future research priorities tailored to Bangladesh's specific environmental and economic challenges.
Microplastics pollution in Bangladesh: current scenario and future research perspective
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Microplastics have been found throughout Bangladesh's aquatic and terrestrial environments, where they threaten biodiversity and enter the food chain. This review synthesizes the available evidence and calls for stronger national monitoring programs and policies given Bangladesh's vulnerability to plastic pollution from its dense population and major rivers.
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When a large batch of papers lands in the Atlas, we read through it and send a short write-up of what stood out.