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Papers
61,005 resultsShowing papers similar to Microplastics and nanoplastics science: collecting and characterizing airborne microplastics in fine particulate matter
ClearA Review of the Sampling, Analysis, and Identification Techniques of Microplastics in the Air: Insights into PM2.5 and PM10
This review systematically compared methods for sampling, analyzing, and identifying microplastics in air, with special focus on the PM2.5 and PM10 fine particle fractions that are most relevant to human respiratory health. The paper identifies key gaps and recommends standardized protocols to improve comparability of airborne microplastic research.
A review of atmospheric microplastics pollution: In-depth sighting of sources, analytical methods, physiognomies, transport and risks
This review provides an in-depth analysis of atmospheric microplastic pollution, examining sources, detection methods, physical characteristics, transport mechanisms, and health risks. Researchers found that indoor environments tend to contain higher concentrations of airborne microplastics than outdoor settings, and that current detection methods are limited in their ability to capture the smallest particles. The study emphasizes the need for standardized sampling procedures and more research into the health effects of inhaling microplastic particles.
Characterization of the Morphological and Chemical Profile of Different Families of Microplastics in Samples of Breathable Air
Researchers characterized the morphological and chemical profiles of airborne microplastics collected from breathable air samples, finding diverse polymer types and particle shapes and examining how these particles are transported through the atmosphere to the air people breathe.
Development of a standardized methodology for the identification and characterization of airborne microplastics in working spaces
Researchers developed a standardized methodology for identifying and characterizing microplastics in both indoor and outdoor atmospheric samples. The protocol addresses the lack of consistent methods for airborne microplastic monitoring, which is important given the high amount of time people spend indoors.
Development of a standardized methodology for the identification and characterization of airborne microplastics in working spaces
Researchers developed a standardized methodology for identifying and characterizing microplastics in both outdoor and indoor atmospheric samples, addressing the absence of harmonized protocols that limits comparability across airborne microplastic studies. The standardized approach improved reproducibility and allowed more accurate assessment of human inhalation exposure in different environments.
Sampling strategies and analytical techniques for assessment of airborne micro and nano plastics
This review evaluates sampling strategies and analytical techniques for assessing airborne micro- and nanoplastics in indoor and outdoor environments, highlighting methodological limitations and the lack of standardization that hinder cross-study comparisons.
Microplastic in the Air
This review provides a comprehensive overview of methods for collecting, extracting, and identifying airborne microplastics, examining their sources, transport mechanisms, and persistence in urban and atmospheric environments, and establishing a methodological foundation for future research on microplastic air pollution.
Study of suspended microplastics in indoor air to assess human exposure through inhalation
Researchers investigated suspended microplastics in indoor air to assess the extent of human exposure through inhalation. The study quantified airborne microplastic particles in indoor settings, providing data on a potentially important but understudied route of daily microplastic intake for the general population.
A review of airborne micro- and nano-plastics: Sampling methods, analytical techniques, and exposure risks.
This review of 140 articles on airborne micro- and nanoplastics found that diverse sampling and analytical methods make cross-study comparisons difficult, limiting exposure risk assessment. The authors recommend standardization of methods and highlight that active samplers and FTIR/Raman spectroscopy are the most commonly used approaches for collecting and identifying atmospheric plastic particles.
Status and prospects of atmospheric microplastics: A review of methods, occurrence, composition, source and health risks
This review summarized the sampling methods, occurrence, composition, sources, and health risks of atmospheric microplastics. Researchers found that airborne microplastics are detected both indoors and outdoors, with fibers being the most common shape, and that inhalation represents an important but understudied exposure pathway. The study suggests that atmospheric transport plays a significant role in the global distribution of microplastic pollution.
Morphological and Chemical Analysis of Indoor Airborne Microplastics: Implications for Human Health in Ahvaz, Iran
Researchers collected indoor airborne microplastics and performed detailed morphological and chemical characterization, assessing the particle types, polymer identities, and surface properties of what people inhale in enclosed spaces. The study found a diverse mixture of synthetic fiber fragments and plastic particles in indoor air.
Emerging environmental challenge: a critical review of airborne microplastics
This review provides a comprehensive assessment of airborne microplastic pollution, covering their sources, distribution in indoor and outdoor environments, and potential health effects. Researchers found that airborne microplastics are present in diverse settings from homes to remote mountain regions, with textile fibers being the most common type. The study highlights that understanding the health risks of inhaling these particles remains an urgent research priority.
Inhalable microplastics prevails in air: Exploring the size detection limit
Researchers developed a method using Raman microscopy to detect airborne microplastics as small as 1 micrometer, significantly improving upon previous detection limits. They found that the number of microplastics in air samples increased dramatically when smaller particles were counted, with inhalable-sized particles being the most prevalent. The findings suggest that current estimates of human microplastic exposure through breathing may substantially undercount the actual amount.
Development of screening criteria for microplastic particles in air and atmospheric deposition: critical review and applicability towards assessing human exposure
Researchers evaluated 27 studies on microplastics in air and found that most scored below 50% on quality criteria — particularly for contamination controls and measuring particles smaller than 10 micrometers — highlighting the need for standardized methods before reliable human inhalation exposure assessments can be made.
Characteristics, Toxic Effects, and Analytical Methods of Microplastics in the Atmosphere
This review summarizes current knowledge about the distribution, sources, and fate of microplastics in the atmosphere, along with their potential toxic effects on animals and humans. Researchers identified significant gaps in both quantitative analysis methods and understanding of the mechanisms behind inhaled microplastic toxicity. The study calls for improved sampling and characterization techniques to better assess the health risks of airborne microplastic exposure.
Study of suspended microplastics in indoor air to assess human exposure through inhalation
Researchers studied suspended microplastics in indoor air to evaluate human exposure through inhalation. The study measured airborne microplastic concentrations in indoor environments, contributing to the growing body of evidence that inhalation represents a significant and underappreciated route of human microplastic exposure.
Microplastics in Airborne Particulate Matter: A Comprehensive Review of Separation Techniques, In Vitro Toxicity and Health Impacts
This review synthesized research on microplastics found in airborne particulate matter, covering separation techniques, in vitro toxicity studies, and potential health effects. The evidence indicates that inhaled microplastics from sources like tire wear, plastic debris degradation, and wind resuspension may compound the health risks already associated with particulate air pollution, particularly for respiratory and cardiovascular outcomes.
The quantification of the airborne plastic particles of 0.43–11 μm: Procedure development and application to atmospheric environment
Researchers developed a new method for measuring airborne plastic particles as small as 0.43 micrometers, a size range rarely studied before. Testing the approach in real atmospheric conditions, they detected multiple types of plastic polymers in the air, including polyethylene, polystyrene, and PET, providing evidence that people are regularly breathing in ultrafine plastic particles.
Analytical Challenges and Strategies for Particle-Based Analysis of Airborne Micro(nano)plastics in Size-Fractionated Samples Using Microscopy, SEM/EDX, and Raman Spectroscopy
This review covered analytical strategies for characterizing airborne microplastics as particles, addressing sampling challenges, detection methods including spectroscopy, and the importance of particle-level analysis for accurate exposure assessment. It identified key methodological gaps and recommended standardization approaches.
A comprehensive review of micro- and nano-plastics in the atmosphere: Occurrence, fate, toxicity, and strategies for risk reduction.
This review examines a decade of research on micro- and nano-plastics (MNPs) in the atmosphere, covering their occurrence in outdoor and indoor air, toxicological effects on human health, and strategies to reduce exposure risk from inhalation of airborne plastic particles.
The Current Status of Atmospheric Micro/Nanoplastics Research: Characterization, Analytical Methods, Fate, and Human Health Risk
This review synthesizes current knowledge on atmospheric micro- and nanoplastics, covering their characterization, analytical methods, environmental fate, and human health risks while highlighting the need for standardized sampling protocols to enable cross-study comparisons.
Airborne microplastics: environmental prevalence, human health risks, and mitigation strategies
This critical review synthesized findings from 156 peer-reviewed papers on airborne microplastics, covering sampling methodologies, environmental prevalence, health hazards, and mitigation strategies. Researchers found that atmospheric microplastic concentrations vary widely across environments and highlighted significant gaps in toxicological research regarding human health effects from inhaled microplastic particles.
Size-Resolved Identification and Quantification of Micro/Nanoplastics in Indoor Air Using Pyrolysis Gas Chromatography–Ion Mobility Mass Spectrometry
Scientists developed a new method to measure micro and nanoplastics in indoor air down to 56 nanometers in size, using advanced mass spectrometry techniques. They found significant concentrations of plastic particles in both a laboratory and a private home, with polystyrene being the most common type, and also detected flame retardant chemicals associated with plastic furniture foam. This study provides some of the first evidence that people are breathing in substantial amounts of nanoscale plastic particles indoors, where most people spend the majority of their time.
Analytical methods, source, concentration, and human risks of microplastics: a review
This review provides a comprehensive assessment of atmospheric microplastic pollution, covering analytical detection methods, pollution sources, concentration levels, and potential human health risks from inhalation exposure. Researchers found significant variation in reported atmospheric microplastic levels due to differences in sampling and analysis methods across studies. The study calls for standardized protocols to enable meaningful comparisons and more accurate assessment of the health risks posed by airborne microplastics.