A critical review of the emerging research on the detection and assessment of microplastics pollution in the coastal,marine,and urban Bangladesh

查看全文 作　　者：Zaki Alam [1]Pushan;Ehsanur [2]Rahman;Nafisa [1]Islam;Nirupam [3]Aich 机构地区：[1]Department of Chemical Engineering,Bangladesh University of Engineering and Technology,Dhaka 1000,Bangladesh;[2]Department of Civil,Environmental,and Geo-Engineering,University of Minnesota-Twin Cities,Minneapolis,MN 55455,USA;[3]Department of Civil,Structural and Environmental Engineering,University at Buffalo,The State University of New York,Buffalo,NY 14260,USA 出　　处：《Frontiers of Environmental Science & Engineering》索引2022年第16卷第10期,共14页 摘　　要：The research on the extent and effects of microplastics pollution in the Global South is only getting started.Bangladesh is a South Asian country with one of the fastest growing economies in the world,however,such exponential economic growth has also increased the pollution threats to its natural and urban environment.In this paper,we reviewed the recent primary research on the assessment of the extent of microplastics pollution in Bangladesh.Fromthe online databases,we developed a compilation of emergingresearch articles that detected and quantified microplastics in different coastal,marine,and urban environments in Bangladesh.Most of the studies focused on the coastal environment(e.g.,beach sediment)and marine fish,while limited data were available for the urban environment.We also discussed the relationship of the type of anthropogenic activities with the observed microplastic pollution.The Cox's Bazar sea beach in south-east Bangladesh experienced microplastics pollution due to tourism activities,while fishing and other anthropogenic activities led to microplastics pollution in the Bay of Bengal.While microplastics larger than 1 mm were prevalent in the beach sediments,smaller microplastics with size below 0.5 mm were prevalent in marine fish samples.Moreover,the differences m microplastic abundance,size,shape,color,and polymer type found were depended on the sampling sites and relevant anthropogenic activities.It is imperative to identify majorsources of microplastics pollution in both natural and urban environment,determine potential environmental and human health effects,and develop mitigating and prevention strategies for reducing microplastics pollution. 关 键 词：Plastic pollution Waste management Global south SUSTAINABILITY Marine pollution