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Missing relationship between meso- and microplastics in adjacent soils and sediments

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Missing relationship between meso- and microplastics in adjacent soils and sediments. / Xu, L.; Han, L.; Li, J. et al.
In: Journal of Hazardous Materials, Vol. 424, 127234, 15.02.2022.

Research output: Contribution to Journal/MagazineJournal articlepeer-review

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Xu L, Han L, Li J, Zhang H, Jones K, Xu EG. Missing relationship between meso- and microplastics in adjacent soils and sediments. Journal of Hazardous Materials. 2022 Feb 15;424:127234. Epub 2021 Sept 16. doi: 10.1016/j.jhazmat.2021.127234

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Xu, L. ; Han, L. ; Li, J. et al. / Missing relationship between meso- and microplastics in adjacent soils and sediments. In: Journal of Hazardous Materials. 2022 ; Vol. 424.

Bibtex

@article{b9e82b478b8242e6a746a56028994fcf,
title = "Missing relationship between meso- and microplastics in adjacent soils and sediments",
abstract = "Meso- and microplastics (MMPs) have attracted attention as globally dispersed environmental pollutants. However, little is known about the transfers of MMPs between aquatic and terrestrial systems. A large watershed-estuarine area of Bohai Sea was used as a case study, and soils and sediments were sampled adjacent to each other at a wide range of sites. MMPs were detected in all sediments (6.7–320 MMPs/kg) and soils (40–980 MMPs/kg), with the average abundance in soils double that in sediments on a dry mass basis. MMPs <1 mm were most abundant and the dominant shape was film in both sediments and soils. Over twenty polymer types were detected and their compositions in sediments and soils were different. MMP abundance in sediments was lower in the upper catchment than the lower catchment, while the abundance of soil MMPs was the opposite. Despite the proximity of the sampling locations, no clear relationship was identified between the soil and sediment MMPs, suggesting low transfer between the two compartments and high heterogeneity of the sources. The missing associations between aquatic and terrestrial MMPs should be systematically examined in future studies, which is crucial for understanding the environmental fate and impacts of MMPs. ",
keywords = "Bohai, Mesoplastics, Microplastics, Sediment, Soil, Catchments, Microplastic, Runoff, Sediments, Aquatic system, Bohai Sea, Environmental pollutants, Estuarine areas, Large watersheds, Mesoplastic, Soil and sediment, Terrestrial systems, Soils",
author = "L. Xu and L. Han and J. Li and H. Zhang and K. Jones and E.G. Xu",
year = "2022",
month = feb,
day = "15",
doi = "10.1016/j.jhazmat.2021.127234",
language = "English",
volume = "424",
journal = "Journal of Hazardous Materials",
issn = "0304-3894",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - Missing relationship between meso- and microplastics in adjacent soils and sediments

AU - Xu, L.

AU - Han, L.

AU - Li, J.

AU - Zhang, H.

AU - Jones, K.

AU - Xu, E.G.

PY - 2022/2/15

Y1 - 2022/2/15

N2 - Meso- and microplastics (MMPs) have attracted attention as globally dispersed environmental pollutants. However, little is known about the transfers of MMPs between aquatic and terrestrial systems. A large watershed-estuarine area of Bohai Sea was used as a case study, and soils and sediments were sampled adjacent to each other at a wide range of sites. MMPs were detected in all sediments (6.7–320 MMPs/kg) and soils (40–980 MMPs/kg), with the average abundance in soils double that in sediments on a dry mass basis. MMPs <1 mm were most abundant and the dominant shape was film in both sediments and soils. Over twenty polymer types were detected and their compositions in sediments and soils were different. MMP abundance in sediments was lower in the upper catchment than the lower catchment, while the abundance of soil MMPs was the opposite. Despite the proximity of the sampling locations, no clear relationship was identified between the soil and sediment MMPs, suggesting low transfer between the two compartments and high heterogeneity of the sources. The missing associations between aquatic and terrestrial MMPs should be systematically examined in future studies, which is crucial for understanding the environmental fate and impacts of MMPs. 

AB - Meso- and microplastics (MMPs) have attracted attention as globally dispersed environmental pollutants. However, little is known about the transfers of MMPs between aquatic and terrestrial systems. A large watershed-estuarine area of Bohai Sea was used as a case study, and soils and sediments were sampled adjacent to each other at a wide range of sites. MMPs were detected in all sediments (6.7–320 MMPs/kg) and soils (40–980 MMPs/kg), with the average abundance in soils double that in sediments on a dry mass basis. MMPs <1 mm were most abundant and the dominant shape was film in both sediments and soils. Over twenty polymer types were detected and their compositions in sediments and soils were different. MMP abundance in sediments was lower in the upper catchment than the lower catchment, while the abundance of soil MMPs was the opposite. Despite the proximity of the sampling locations, no clear relationship was identified between the soil and sediment MMPs, suggesting low transfer between the two compartments and high heterogeneity of the sources. The missing associations between aquatic and terrestrial MMPs should be systematically examined in future studies, which is crucial for understanding the environmental fate and impacts of MMPs. 

KW - Bohai

KW - Mesoplastics

KW - Microplastics

KW - Sediment

KW - Soil

KW - Catchments

KW - Microplastic

KW - Runoff

KW - Sediments

KW - Aquatic system

KW - Bohai Sea

KW - Environmental pollutants

KW - Estuarine areas

KW - Large watersheds

KW - Mesoplastic

KW - Soil and sediment

KW - Terrestrial systems

KW - Soils

U2 - 10.1016/j.jhazmat.2021.127234

DO - 10.1016/j.jhazmat.2021.127234

M3 - Journal article

VL - 424

JO - Journal of Hazardous Materials

JF - Journal of Hazardous Materials

SN - 0304-3894

M1 - 127234

ER -