Results 61 to 70 of about 1,188 (188)

Watershed land cover predicts the abundance of macroplastic and other anthropogenic litter in streams

open access: yesLimnology and Oceanography, Volume 71, Issue 6, June 2026.
Macroplastic and other types of macroscopic anthropogenic litter (AL; trash, particles > 5 mm) are pervasive across ecosystems, persistent in the environment, increasing in abundance, and can degrade into microplastics (particles < 5 mm). Rivers retain and transform AL prior to export downstream, but improved predictions of AL distribution and movement
Bailey A. Schwenk   +10 more
wiley   +1 more source

Hydrology as a Driver of Floating River Plastic Transport

open access: yesEarth's Future, 2022
Plastic pollution in aquatic ecosystems is a growing threat to ecosystem health and human livelihood. Recent studies show that the majority of environmental plastics accumulate within river systems for years, decades and potentially even longer.
T. vanEmmerik   +20 more
doaj   +1 more source

Exploring Perceptions of Plastic Pollution Amongst Subsistence Livestock Farmers in Subtropical Rural Communities

open access: yesThe Geographical Journal, Volume 192, Issue 2, June 2026.
Short Abstract The analysis revealed that farmers in South Africa are aware of the negative impacts of plastic pollution on livestock health; however, they are constrained by a lack of waste management services, land shortages, livestock theft, climate change and limited veterinary services.
Nomcebo C. Madonsela   +3 more
wiley   +1 more source

MagNanoTrap Enrichment Empowers Ultra‐Sensitive Quantification of Mixed Nanoplastic Particles From Environmental Water Samples

open access: yesAngewandte Chemie International Edition, Volume 65, Issue 20, 11 May 2026.
Fe3O4 nanoparticles coated with the bifunctional peptide LCI‐DZ‐MBP1, where LCI binds the iron oxide surface and MBP1 acts as a universal plastic‐binding peptide, combined with pyrolysis‐gas chromatography/mass spectrometry (Py‐GC/MS), enable efficient enrichment, precise detection, and quantification of mixed plastics (PS, PE, PP, PET, PMMA, PC, Nylon
Maochao Mao   +5 more
wiley   +1 more source

Microplastic addition has no detectable effect on ecosystem metabolism or diel dinitrogen flux in a large in‐lake mesocosm experiment under oligotrophic conditions

open access: yesLimnology and Oceanography, Volume 71, Issue 5, May 2026.
Abstract Ecosystem metabolism (e.g., gross primary production [GPP], respiration [R], and net ecosystem production) integrates the activity of aerobic organisms and is an indicator of environmental change. Microplastics (i.e., particles 1–5 mm) are widespread in freshwater ecosystems and are colonized by biofilms and other organisms.
Raúl F. Lazcano   +13 more
wiley   +1 more source

Plastic Plants: The Role of Water Hyacinths in Plastic Transport in Tropical Rivers

open access: yesFrontiers in Environmental Science, 2021
Recent studies suggest that water hyacinths can influence the transport of macroplastics in freshwater ecosystems at tropical latitudes. Forming large patches of several meters at the water surface, water hyacinths can entrain and aggregate large amounts
Louise Schreyers   +9 more
doaj   +1 more source

Exploring plastic transport dynamics in the Odaw river, Ghana

open access: yesFrontiers in Environmental Science, 2023
Plastic pollution in rivers threatens ecosystems, increases flood risk due to its accumulations at hydraulic structures and its final emissions into the ocean threaten aquatic life, especially and probably most in coastal urbanized areas.
Rose Boahemaa Pinto   +9 more
doaj   +1 more source

Microplastic Detectability Investigation in Soils Using X‐Ray Microtomography

open access: yesX-Ray Spectrometry, Volume 55, Issue 3, Page 387-398, May/June 2026.
ABSTRACT X‐ray microtomography (microCT) is a promising tool for investigating microplastic (MP) contamination in soils, offering non‐destructive 3D visualization and quantitative analysis of particles embedded in complex matrices. This study evaluated its applicability by mixing plastic fragments (PET, PEHD, PS, and PP) with humus‐rich and sandy soils
Átila P. Teles   +3 more
wiley   +1 more source

Plastic Hotspot Mapping in Urban Water Systems

open access: yesGeosciences, 2020
Reducing plastic pollution in rivers, lakes, and oceans is beneficial to aquatic animals and human livelihood. To achieve this, reliable observations of the abundance, spatiotemporal variation, and composition of plastics in aquatic ecosystems are ...
Paolo Tasseron   +5 more
doaj   +1 more source

Data_Sheet_1_A Methodology to Characterize Riverine Macroplastic Emission Into the Ocean.pdf

open access: yes, 2018
Land-based macroplastic is considered one of the major sources of marine plastic debris. However, estimations of plastic emission from rivers into the oceans remain scarce and uncertain, mainly due to a severe lack of standardized observations.
Johnny Gasperi (5864168)   +12 more
core   +1 more source

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