Evaluation of potentially toxic elements and microplastics in the water treatment facility

Environmental Monitoring and Assessment, Journal Year: 2024, Volume and Issue: 196(5)

Published: April 25, 2024

Abstract The potentially harmful effects of consuming toxic elements (PTEs) and microplastics (MPs) regularly via drinking water are a significant cause for worry. This study investigated PTEs (Cd, Cu, Cr, Ni, Pd, Zn, Co), MPs, turbidity, pH, conductivity, health risk assessment in the treatment plant Kielce, Poland. Zn had highest concentrations throughout facility, whereas Cd, Pb, Co lower (< 0.1 µg/L). order among specified was like Zn˃Cu˃Ni˃Cr˃Cd˃Pb Co. minimum turbidity 0.34, maximum 1.9 NTU. range pH samples 6.51—7.47. conductivity 1,203—1,445 ms samples. These identified MPs were categorized into fiber fragments. color these blue, red, black, green, transparent. size 196 4,018 µm, while average 2,751 ± 1,905 µm. concentration per liter 108.88 55.61. listed C, O, Na, Mg, Al, Si, K, Ca, Ti. Fe predominant seen using EDX. HQ values less than one adults children. human associated with all detected revealed that exhibit satisfactory degree non-carcinogenic adverse risk. HI children age groups one. In most samples, carcinogenic value exceeds threshold 10 −6 . MP should be periodically monitored to minimize consumers' environmental pollution risks.

Language: Английский

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A comprehensive characterization of indoor ambient microplastics in households during the COVID-19 pandemic

Air Quality Atmosphere & Health, Journal Year: 2024, Volume and Issue: 17(9), P. 2017 - 2033

Published: April 2, 2024

Abstract Airborne microplastics (MPs) can be easily inhaled by humans, impacting their health as they spend more than 80% of time indoors, especially during the pandemic. Only a few research studies have examined indoor MPs in micrometer size range using active sampling, and mainly concentrated on that are millimeters size. This study investigated composition airborne sampling seven houses city center northwestern Turkey (Eskişehir) COVID-19 The visual identification showed presence different colored MPs, white, red, orange, green, yellow, with shapes (fibers, fragments, films, lines, foam, pellets). identified was between 2.5 327.36 μm. polymeric analysis 123 all samples 22 compositions. Residents these exposed to inhalation estimates ranging from 12.03 18.51 MPs/m 3 . However, it also estimated humans inhale 156–240 daily houses. dominant were polyamide 6, polyvinyl chloride, polypropylene, ethylene propylene, polystyrene, high-density polyethylene. Scanning electron microscopy energy dispersive x-ray elemental revealed common structural elements, additives, or vectors added adsorbed like carbon, oxygen, fluorine, magnesium, silicon, chlorine, nitrogen, aluminum. These environments prone MP pollution. Still, level varies due characteristics environments, activities number occupants/people space, etc. smaller highlight necessity for standardized techniques collection.

Language: Английский

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Unravelling the microplastic contamination: A comprehensive analysis of microplastics in indoor house dust

Indoor and Built Environment, Journal Year: 2024, Volume and Issue: 33(8), P. 1519 - 1541

Published: April 17, 2024

Microplastics (MPs), measuring less than 5 mm, have been causing environmental concerns in aquatic ecosystems, and work has done indoor environments, where humans spend most of their lives. This finding revealed a diverse range MPs within house dust samples. These encompassed fibres, fragments, foams, pellets films. Due to the ubiquity textile-based items, fibres are common MP. The different colours like black, red, blue, yellow, white brown. study there were substantial differences MP sizes across households. average size was 178.87–3713.99 µm. One hundred eighteen particles identified as MPs. 22 types MPs, shedding light on these materials’ extensive sources applications everyday household items. environments raise about potential human exposure underscore need for further research into health implications. found samples low-density polyethylene, polypropylene, polyamide, polyvinyl chloride, high-density polyethylene polystyrene. Carbon, nitrogen, fluorine, sodium, sulphur, potassium, calcium, zinc, oxygen magnesium elements all Compared with active sampling, slightly more

Language: Английский

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Recent advances and future technologies in nano-microplastics detection

Environmental Sciences Europe, Journal Year: 2025, Volume and Issue: 37(1)

Published: Jan. 8, 2025

The degradation of mismanaged plastic waste in the environment results formation microplastics (MPs) and nanoplastics (NPs), which pose significant risks to ecosystems human health. These particles are pervasive, detected even remote regions, can enter food chain, accumulating organisms causing harm depending on factors such as particle load, exposure dose, presence co-contaminants. Detecting analyzing NMPs present unique challenges, particularly size decreases, making them increasingly difficult identify. Moreover, absence standardized protocols for their detection analysis further hinders comprehensive assessments environmental biological impacts. This review provides a detailed overview latest advancements technologies sampling, separation, measurement, quantification NMPs. It highlights promising approaches, supported by practical examples from recent studies, while critically addressing persistent challenges characterization, analysis. work examines cutting-edge developments nanotechnology-based detection, integrated spectro-microscopic techniques, AI-driven classification algorithms, offering solutions bridge gaps NMP research. By exploring state-of-the-art methodologies presenting future perspectives, this valuable insights improving capabilities at micro- nanoscale, enabling more effective across diverse contexts.

Language: Английский

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Delving into river health: unveiling microplastic intrusion and heavy metal contamination in freshwater

Discover Environment, Journal Year: 2024, Volume and Issue: 2(1)

Published: June 6, 2024

Abstract The persistent use of plastics in chemical and industrial procedures has resulted the contamination environment human health via microplastics (MPs). This study investigates heavy metals, MP, pH, conductivity, turbidity levels Nida River Poland. exhibited existence diverse coloured MPs several physical forms, including fibres, fragments, pellets, foams. Differences number were noted at five selected locations, with values ranging from 215 to 280 per litre. mean observed was 245 ± 21 water samples using a scanning electron microscope indicates various MPs. morphological these revealed patterns degradation. energy-dispersive X-ray examination elements, such as carbon, nitrogen, oxygen, sodium, magnesium, aluminium, silicon, phosphorus, others. fluctuations its metal content. average zinc concentration all 96.86 40.25 μg/L, which highest. It followed by Pb 37.6 31.9 μg/L concentration. measurement recorded 46.38 22.54, pH level 7.078 0.33, conductivity value determined be 1338.8 39.64. HQ HI for adults children age groups less than one. carcinogenic excess lifetime cancer risk (ELCR) exceeds threshold most samples. aims fill existing gap understanding precise metals freshwater sources Health evaluations are first step developing pollution management, control, quality standards. Graphical

Language: Английский

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Soil contamination with microplastics (MPs) from treated wastewater and sewage sludge: risks and sustainable mitigation strategies

Discover Environment, Journal Year: 2024, Volume and Issue: 2(1)

Published: Aug. 8, 2024

Abstract This review explores the hidden hazards associated with reuse of treated wastewater and sewage sludge in agriculture while proposing mitigation strategies. It examines origins pathways microplastics (MPs) treatment plants how these pollutants infiltrate agricultural ecosystems. The assesses effectiveness MP removal from its fate soil after reuse, highlighting contamination dynamics need for proactive measures. Introducing remediation methods is crucial addressing this issue. Alarming evidence MPs human blood, testis, semen, placenta underscores urgency solutions, revealing significant threats to health, particularly reproductive health. advocates sustainable practices effective strategies mitigate contamination, promoting environmental preservation, food safety, health protection. Graphical

Language: Английский

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Unveiling the invisible: first discovery of micro- and nanoplastic size segregation in indoor commercial markets using a cascade impactor

Air Quality Atmosphere & Health, Journal Year: 2024, Volume and Issue: unknown

Published: Aug. 9, 2024

Abstract Micro and nanoplastics (MNPs) may enter the human body through food, drink, air. Scientists have mainly focused on first two routes, but little is known about third. A cascade impactor having a size range of (> 2.5, 1.0–2.5, 0.50–1.0, 0.25–0.50, < 0.25 μm) was used to study segregation MNPs in different indoor commercial markets. The morphological characterization showed presence fibers, fragments, films, lines, foam, pellets with colors. Three hundred-seven particles were scanned for chemical description under Micro-Raman analysis, 247 identified categorized into 52 . standard found samples PTFE, PE, PP, HDPE, PA, LDPE, PAM. SEM-EDX analysis that C, O, F had highest weight% among all elements seen, while F, Mg, Al common elements. These are small enough get inhaled easily. these environments vast sources emit polymeric harmful health impacts, particularly employees working there. So, there need take necessary measures minimize release their impacts health.

Language: Английский

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Occurrence and migration patterns of microplastics in different tidal zones of tourist beaches: A case study in the Bohai Bay, North China

Journal of Environmental Management, Journal Year: 2024, Volume and Issue: 370, P. 122479 - 122479

Published: Sept. 18, 2024

Language: Английский

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Detecting the interaction between microparticles and biomass in biological wastewater treatment process with Deep Learning method

The Science of The Total Environment, Journal Year: 2024, Volume and Issue: 951, P. 175813 - 175813

Published: Aug. 25, 2024

Investigating the interaction between influent particles and biomass is basic important for biological wastewater treatment. The micro-level methods allow this, such as microscope image analysis method with conventional ImageJ processing software. However, these are cost time-consuming, require a large amount of work on manual parameter tuning. To deal this problem, we proposed deep learning (DL) to automatically detect quantify microparticles free from entrapped in images. Firstly, introduced "TU Delft-Interaction Particles Biomass" dataset containing labeled Then, built DL models using seven state-of-the-art model architectures instance segmentation task, Mask R-CNN, Cascade Yolact YOLOv8. results show that R-CNN ResNet50 backbone achieves promising detection accuracy, mAP50

Language: Английский

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The wheel of time: The environmental dance of aged micro- and nanoplastics and their biological resonance

Eco-Environment & Health, Journal Year: 2025, Volume and Issue: 4(1), P. 100138 - 100138

Published: Feb. 14, 2025

The aging of micro- and nanoplastics (MNPs) significantly affects their environmental behavior ecological impacts in both aquatic terrestrial ecosystems. This review explored the known effects on MNPs identified several key perspectives. Firstly, can alter fate transport due to changes surface properties. alteration accelerates accumulation specific habitats like oceans soils, resulting increased bioaccumulation by organisms. In addition, aged interact differently with living organisms than pristine counterparts influencing attachment biofilms other microorganisms Moreover, processes exhibit adverse via increasing bioavailability potential toxicity as degradation products are released. Last but not least, biodegradation be altered process, thus affecting rates pathways environment. However, there still knowledge gaps regarding natural behaviors MNPs, such mechanisms different types plastic, influence factors, release pollutants, even transformation Therefore, a great contribution made sustainable plastic use preservation studying common subsequent biological effects.

Language: Английский

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