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Quantifying the impact of biofouling on microplastic transport: a modeling study

Zenodo (CERN European Organization for Nuclear Research) 2024 Score: 35 ? 0–100 AI score estimating relevance to the microplastics field. Papers below 30 are filtered from public browse.
Merel Kooi Kryss Waldschläger, Kryss Waldschläger, Koelmans Albert A., Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Koelmans Albert A., Derk van Grootheest, Derk van Grootheest, Kryss Waldschläger, Kryss Waldschläger, Merel Kooi Kryss Waldschläger, Kryss Waldschläger, Merel Kooi, Merel Kooi, Merel Kooi, Merel Kooi, Merel Kooi, Merel Kooi, Merel Kooi Merel Kooi Merel Kooi Merel Kooi Merel Kooi Merel Kooi Kryss Waldschläger, Ton Hoitink, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Koelmans Albert A., Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Koelmans Albert A., Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Koelmans Albert A., Kryss Waldschläger, Koelmans Albert A., Merel Kooi Merel Kooi Merel Kooi Merel Kooi Merel Kooi Ton Hoitink, Ton Hoitink, Ton Hoitink, Ton Hoitink, Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Merel Kooi, Merel Kooi, Merel Kooi, Merel Kooi, Ton Hoitink, Ton Hoitink, Ton Hoitink, Koelmans Albert A., Kryss Waldschläger, Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Merel Kooi Kryss Waldschläger, Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Merel Kooi Kryss Waldschläger, Merel Kooi, Koelmans Albert A., Koelmans Albert A., Merel Kooi, Kryss Waldschläger, Kryss Waldschläger, Kryss Waldschläger, Koelmans Albert A., Koelmans Albert A., Koelmans Albert A., Merel Kooi Kryss Waldschläger, Koelmans Albert A., Koelmans Albert A., Kryss Waldschläger, Kryss Waldschläger, Koelmans Albert A., Kryss Waldschläger, Kryss Waldschläger, Koelmans Albert A., Koelmans Albert A., Kryss Waldschläger, Merel Kooi

Summary

Researchers modelled the impact of biofouling on microplastic transport in fluvial environments by simulating scenarios in which biofilm accumulation altered particle buoyancy, size, shape, density, and settling velocity. Using probability density functions to capture variability in biofilm thickness, suspended solids, and turbulence, the study quantified how biofouling dynamics shift microplastic transport behaviour.

Biofouling is the attachment of microorganisms on microplastic and other substrate surfaces. In fluvial settings, biofouling is expected to play an important role in the transport and fate of microplastics, as it affects particle properties including size, shape, density, and attachment efficiency, which in turn all influence the settling velocity. However, quantified data on how biofouling affects each of these particle properties, and what this means for transport dynamics, is still lacking. To address this gap, different scenarios were simulated to see how the buoyancy of microplastics changes due to different biofilm thicknesses, suspended solids concentrations and turbulence levels. Microplastics are described using probability density functions (PDFs) in order to best capture the heterogeneity of environmental microplastics. Similarly, we capture biofilm thickness, suspended solid concentrations and turbulence levels with PDFs, to account for the variability of these parameters that is found in real-world settings. The results of these simulations will indicate the direction in which research on the effects of biofouling on microplastic transport should progress. Also see: https://micro2024.sciencesconf.org/558561/document

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