Mechanistic insights into heavy metal adsorption and co-transport by UV-aged microplastics: A combined experimental and DFT study

Reevaluating microplastic‒heavy metal interactions: dominant role of natural inorganic particles over organic matter in adsorption competition

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Scientists studying how microplastics carry toxic heavy metals like chromium and cadmium found that a natural clay mineral in soil and water absorbed these metals much faster and in much larger amounts than the microplastics themselves, while a common natural organic material had little effect either way. This suggests that when judging how risky microplastic pollution really is, we should pay more attention to the natural minerals it interacts with in the environment, since they may play a bigger role than the plastic in spreading (or trapping) toxic metals that could eventually reach our food and water supplies.

Revealing the key factors of synergistic transport of microplastics and heavy metals in groundwater: Batch experiments, density functional theory calculations, molecular dynamics simulations, and machine learning modeling

Heavy metal sorption in marine microplastic over time

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This meta-analysis investigated pathogen associations in marine plastisphere communities, synthesizing metagenomics and culture-based data on pathogenic microorganisms colonizing plastic surfaces in ocean environments. The analysis demonstrates that plastic marine debris enriches for potential pathogens at higher rates than surrounding seawater.

Adsorption behavior and mechanism of bisphenol S on photo-oxidatively aged polyethylene and polyvinyl chloride microplastics: A combined experimental and density functional theory study

Factors Affecting the Sorption of Pollutants by Microplastics: Mechanisms and Environmental Implications

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Researchers reviewed the physicochemical factors — including particle size, surface area, weathering state, and polymer type — that govern how microplastics sorb environmental pollutants, and examined the ecological implications of this vector effect for contaminant transport and bioavailability.