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Microplastic Distibution and Magnetic Susceptibility in Size-Fractionated Road Dust from Warsaw: Environmental Implications.

2025

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Researchers collected road dust from Warsaw and analysed microplastic distribution and magnetic susceptibility across five particle size fractions (0.2 to 1 mm), finding that MP abundance and magnetic properties vary with size fraction, with implications for understanding road dust as a source of microplastic pollution in urban environments.

Road dust samples were collected in Warsaw, the capital of Poland and assessed both as a whole (“all”) and after separation into five size fractions: (1–0.8 mm, “0.8”), (0.8–0.6 mm, “0.6”), (0.6–0.4 mm, “0.4”), (0.4–0.2 mm, “0.2”), and (below 0.2 mm, “

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