Sources, fate and effects of microplastics in the marine environment

The fate and impacts of microplastics in marine systems

Microplastics in the Marine Environment: Sources, Distribution, Biological Effects and Socio-Economic Impacts

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Researchers reviewed the sources, distribution, biological effects, and socioeconomic impacts of microplastic pollution in marine environments, finding that rivers and estuaries are the primary land-to-ocean transport pathways. The review emphasizes that microplastics transfer adsorbed pollutants and additives through food webs to top predators, and that reducing plastic production and improving waste management are essential long-term solutions.

Microplastics as Pollutants in the Marine Environment

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Researchers reviewed the pathways and consequences of microplastic pollution in marine environments, focusing on how post-consumer plastic waste breaks down and accumulates across ocean ecosystems. The review underscores the widespread ecological risks posed by microplastics to marine life, with potential implications for human health through seafood consumption.

Fate factors for microplastics in the marine environment

Occurrence, Fate, and Biodegradation of Microplastics in Marine Environments

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Researchers reviewed how microplastics — synthetic polymer fragments smaller than 5mm — spread through marine environments, persist over long periods, and undergo partial biodegradation. The widespread distribution of these particles in oceans raises ongoing concerns about their effects on marine life and the humans who eat seafood.