Results 61 to 70 of about 95,767 (329)

Shape matters: long-range transport of microplastic fibers in the atmosphere [PDF]

open access: yes, 2023
Deposition of giant microplastic particles from the atmosphere has been observed in the most remote places on Earth. However, their deposition patterns are difficult to reproduce using current atmospheric transport models. These models usually treat particles as perfect spheres, whereas the real shapes of microplastic particles are often far from ...
arxiv   +1 more source

Fate and Impacts of Microplastics in the Environment: Hydrosphere, Pedosphere, and Atmosphere

open access: yesEnvironments, 2023
Plastic litter is on the rise where plastic waste ends up in undesignated areas such as the coastal shorelines, where the plastic is exposed to environmental conditions.
Fatima Haque, C. Fan
semanticscholar   +1 more source

The vertical distribution and biological transport of marine microplastics across the epipelagic and mesopelagic water column. [PDF]

open access: yes, 2019
Plastic waste has been documented in nearly all types of marine environments and has been found in species spanning all levels of marine food webs. Within these marine environments, deep pelagic waters encompass the largest ecosystems on Earth. We lack a
Choy, C Anela   +10 more
core   +2 more sources

Comparing Methods for Microplastic Quantification Using the Danube as a Model

open access: yesMicroplastics, 2023
This study investigates the impact different mesh-sized filtration methods have on the amount of detected microplastics in the surface water of the Danube River delta. Further, the distribution of microplastics in different size categories (20 µm, 65 µm,
Tim Kiefer, Martin Knoll, Andreas Fath
doaj   +1 more source

A model for the size distribution of marine microplastics: a statistical mechanics approach [PDF]

open access: yes, 2021
The size distribution of marine microplastics provides a fundamental data source for understanding the dispersal, break down, and biotic impacts of the microplastics in the ocean. The observed size distribution at the sea surface generally shows, from large to small sizes, a gradual increase followed by a rapid decrease.
arxiv   +1 more source

The effects of trophic transfer and environmental factors on microplastic uptake by plaice, Pleuronectes plastessa, and spider crab, Maja squinado [PDF]

open access: yes, 2018
Microplastic pollution is apparent throughout the marine environment from deep ocean sediments to coastal habitats. Most of this is believed to originate on land, although marine activities, such as fishing and shipping, also contribute to the release ...
Abylkhani, Bexultan   +2 more
core   +1 more source

Microplastics and human health

open access: yesScience, 2021
Knowledge gaps should be addressed to ascertain the health risks of microplastics The ubiquity of microplastics (plastic particles
D. Vethaak, J. Legler
semanticscholar   +1 more source

Abundance and Characteristics of Fibrous Microplastics and Microfibers Isolated in Mullus barbatus from the Adriatic Sea—Preliminary Investigation

open access: yesMicroplastics, 2023
Despite the wide distribution of textile microfibers in the marine environment, there is still limited knowledge on microfiber ingestion in fish species intended for human consumption, mostly due to analytical issues. The present study aims to assess the
Serena Santonicola   +3 more
doaj   +1 more source

Experimental Validation of the Microplastic Index—Two Approaches to Understanding Microplastic Formation

open access: yesMicroplastics, 2023
The Microplastic Index (MPI) was presented in a previous paper as a method to assess the formation of microplastics during the application of impact and wear stresses, based on selected mechanical and physical properties of polymers.
Kalouda Grigoriadi   +7 more
doaj   +1 more source

A coupled model for the linked dynamics of marine pollution by microplastics and plastic-related organic pollutants [PDF]

open access: yesarXiv, 2021
The pervasiveness of microplastics in global oceans is raising concern about its impacts on organisms. While quantifying its toxicity is still an open issue, sampling evidence has shown that rarely is marine microplastics found clean; rather, it is often contaminated by other types of chemical pollutants, some known to be harmful to biota and humans ...
arxiv  

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