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Microplastics in road sediment of typical urban districts of Beijing: Characteristics and risk assessment
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Researchers measured microplastic pollution across the urban rivers, lakes, soils, and atmosphere of Beijing, finding widespread contamination throughout the megacity's environment. The study reveals that densely populated urban areas are major sources and accumulation zones for microplastics, with airborne particles posing a direct inhalation risk to city residents.
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Researchers mapped microplastic contamination in sediments of the Jinjiang River in China, finding concentrations ranging from 21 to 924 particles per kilogram of dry sediment, with domestic waste and laundry effluents as the dominant sources and moderate ecological risk levels across most of the river stretch.
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