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61,005 resultsShowing papers similar to Exploring heavy metal dynamics and risks from dust and soil in urban cities of Jharkhand, India
ClearAssessment of Microplastics and Heavy Metal Contamination in Urban Road Dust: A Case Study from Begusarai, Bihar
Road dust samples from 33 sites across five land-use zones in Begusarai, Bihar, India contained microplastics at all locations alongside elevated heavy metals, with industrial and commercial zones showing the highest combined contamination and estimated human health risks.
Pollution Levels and Potential Health Risks of Potentially Toxic Elements in Indoor and Outdoor Dust during the COVID-19 Era in Gómez Palacios City, Mexico
Researchers measured heavy metal contamination in indoor and outdoor urban dust in Gómez Palacios, Mexico during the COVID-19 pandemic, finding that reduced outdoor activity shifted pollution patterns and that certain metals posed elevated health risks to residents.
Potentially Toxic Trace Elements in the Urban Soils of Santiago de Compostela (Northwestern Spain)
Scientists measured potentially toxic metals (copper, lead, zinc, nickel, chromium, arsenic) in urban soils across the city of Santiago de Compostela, Spain, finding elevated concentrations in areas with heavy traffic and industrial activity. The study highlights how urban land use drives heavy metal contamination, which often co-occurs with microplastic pollution.
Heavy Metal Contamination in Urban Soils: Health Impacts on Humans and Plants: A Review
This review examines how heavy metals from factories, vehicle emissions, and improper waste disposal accumulate in urban soils and affect human health. Exposure to these contaminated soils has been linked to breathing problems, brain disorders, and general toxicity. The findings highlight the need for soil monitoring and cleanup strategies to protect city residents.
Heavy Metal Analysis in of Indoor and Outdoor Dust Extracts and Cytotoxicity evaluation and inflammation factors on Lung, Gastric and Skin Cell Lines
Researchers measured heavy metal concentrations in indoor and outdoor urban dust samples from three traffic-intensity zones in Neyshabur, Iran, and evaluated cytotoxic effects of aqueous dust extracts on lung, gastric, and skin cell lines. They found indoor dust contained higher heavy metal concentrations than outdoor dust, and both extracts showed significant cytotoxic and inflammatory effects on cell lines, with effects differing significantly between indoor and outdoor samples.
Accumulation Characteristics and Pollution Evaluation of Soil Heavy Metals in Different Land Use Types: Study on the Whole Region of Tianjin
Researchers analyzed heavy metal accumulation across different land use types throughout Tianjin, China, finding that pollution levels and spatial distribution varied significantly by land use, with industrial and traffic-related activities identified as primary contamination sources.
Environmental pollution indices: a review on concentration of heavy metals in air, water, and soil near industrialization and urbanisation
This review examines how industrial and urban activity raises heavy metal levels in air, water, and soil. Heavy metals from industrial waste, mining, and agriculture can damage cells and increase cancer risk, highlighting the need for comprehensive monitoring near industrial zones.
Pollution Characteristics of Heavy Elementsin Nanchang, China Street Dust
Researchers analyzed heavy metal pollution in street dust across Nanchang, China, finding elevated concentrations of copper, zinc, cadmium, and lead near industrial and high-traffic areas. While focused on heavy metals rather than microplastics, street dust is also a significant source of tire rubber microplastics in urban runoff.
Characteristics of Soil Heavy Metal Pollution and Health Risks in Chenzhou City
Researchers analyzed 600 soil samples in Chenzhou City, China, and found that while most areas had low to moderate heavy metal contamination, about 3% of samples showed high ecological risk from metals like mercury and cadmium near industrial zones. While focused on heavy metals rather than microplastics, the study is relevant because microplastics in soil can absorb and transport these same toxic metals, potentially increasing human exposure through crops grown in contaminated areas.
Health Risk Assessment of Metals in Street Dust of Karaj City in 2018
Researchers collected street dust from three high-traffic districts in Karaj, Iran and measured concentrations of 16 metals including Cu, Zn, Cr, Mn, Ni, Ca, Ba, Sr, Li, Ti, Na, Mg, K, Fe, Al, and V after acid digestion. Health risk assessments identified traffic and industrial emissions as primary metal sources and quantified carcinogenic and non-carcinogenic risks for residents exposed via inhalation and dermal contact.
Magnetic Particles Weight as an Indicator for Heavy Metals Concentration
Researchers tested whether the mass of magnetic particles in soil could serve as a proxy indicator for heavy metal contamination in urban environments. Magnetic particle content correlated with concentrations of lead, zinc, and other metals from traffic and industrial sources. While not focused on microplastics, urban heavy metal contamination often co-occurs with microplastic pollution from the same traffic and industrial sources.
Comprehensive assessment of heavy metal pollution in urban environme nts: A case study from Jelgava, Latvia
Researchers conducted a comprehensive assessment of heavy metal pollution patterns in the urban environment of Jelgava, Latvia, to characterize technogenic background formation and spatial pollution structure. The study identified pollution hotspots and spatial gradients of contamination including particulate matter and associated metals in the urban air quality context.
Evidences of microplastics in aerosols and street dust: a case study of Varanasi City, India
Researchers documented microplastic contamination in both aerosols and street dust across Varanasi, India, finding fragments dominant in street dust and fibers dominant in airborne particles. The study identified common polymer types including polypropylene, polystyrene, and polyethylene, and found that microplastics carried toxic metallic elements like aluminum, cadmium, and magnesium on their surfaces.
Characterization of microplastic, metals associated and ecological risk assessment in the topsoil of shiraz metropolis, south west of Iran
Researchers surveyed topsoil across the city of Shiraz, Iran and found microplastics in all sample types, with urban soils containing roughly three times more particles than industrial or agricultural soils. Fragments and small particles between 100 and 250 micrometers were the most common forms detected. The study also found that metals like lead, zinc, and copper tend to accumulate on microplastic surfaces, potentially increasing the ecological risk these particles pose.
Occupational exposure to microplastics and heavy metals: a workstation-based study across small-scale, medium-scale, and large-scale plastic manufacturing in Nagpur, India
Researchers measured occupational exposure to airborne microplastics and heavy metals across small, medium, and large-scale plastic manufacturing facilities in Nagpur, India. They found varying levels of microplastic and metal contamination depending on industry scale and workstation location, with workers in certain areas facing notably higher exposure. The study highlights the need for improved workplace safety measures and exposure monitoring in plastic manufacturing settings.
Microplastic Pollution in the street dust of Delhi: A study on seasonal variations
Researchers conducted the first comprehensive study of microplastic pollution in street dust across Delhi, India, examining seasonal variations. The study found significant microplastic contamination in urban street dust, with concentrations varying by season, highlighting the extent of atmospheric microplastic pollution in one of the world's most polluted cities.
Pollution and health risk assessment of co-existing microplastics and heavy metals in urban dust of Riyadh city, Saudi Arabia
Researchers found microplastics and heavy metals in all 20 urban dust samples collected from indoor and outdoor locations in Riyadh, Saudi Arabia, with toddlers estimated to inhale the most microplastic particles relative to their body weight. Fragment-shaped particles were the most common, and heavy metals including lead and chromium were found alongside the microplastics. The co-occurrence of microplastics and heavy metals in household and street dust means that people, especially young children, face daily exposure to both pollutants through the air they breathe.
An Investigation of Microplastic Occurrence and Heavy Metals Concentrations in Street Dust on the Left Side of Mosul City, Iraq
Street dust collected from Mosul, Iraq contained microplastic particles across residential, commercial, and industrial zones, alongside elevated concentrations of heavy metals. The co-occurrence of microplastics and toxic metals in urban dust is a concern for human health, as both can be inhaled or ingested by city residents, particularly children.
Study of the presence of microplastic particles and heavy metals in street dust on the right side of Mosul city / Iraq
Researchers analyzed microplastic particles and heavy metal concentrations in street dust samples collected from residential, commercial, and industrial areas on the right bank of Mosul city in Iraq. The study assessed the combined pollution burden and potential environmental health risks associated with microplastic and heavy metal co-contamination in urban street dust.
Potential toxic metals in household dusts extracted in simulated body fluids and their interaction with culturable pathogens responses
Researchers investigated bioaccessible toxic metals in household dusts by extracting them in simulated lung and gastrointestinal fluids, then examined how these bio-relevant metal fractions affect culturable bacterial pathogens, finding that inhalable metal fractions pose distinct health risks and alter microbial behavior compared to total metal concentrations alone.
Characterization of Microplastics and Associated Heavy Metals in Urban Soils Affected by Anthropogenic Littering: Distribution, Spatial Variation, and Influence of Soil Properties
Researchers sampled soils across residential, commercial, and industrial land-use types in urban areas and found microplastics in every location, with polypropylene, polyethylene, and polyamide as the dominant polymer types, at concentrations up to 850,000 particles per kilogram. Heavy metals were also associated with the plastic particles, meaning microplastics in urban soil may serve as combined carriers of chemical toxicants. The findings highlight urban soil as a major but underappreciated reservoir of microplastic pollution.
Characterisation of non-exhaust emissions from road traffic in Lisbon
Researchers characterized road dust particles in Lisbon, Portugal, finding that brake and tyre wear contribute high levels of copper and zinc to street surfaces, and that arsenic levels in road dust exceeded safe cancer risk thresholds on 90% of sampled streets. The findings highlight the underappreciated health risks from non-exhaust traffic emissions — particles released not from engines but from road surfaces, tires, and brakes — which also contribute to microplastic pollution.
Asia’s soil contamination crisis: causes, consequences, and sustainable solutions: a comprehensive review
This review addresses Asia's soil contamination crisis, examining how rapid urbanization, intensive agriculture, and poor waste management have created widespread heavy metal and microplastic soil pollution threatening food security, biodiversity, and human health across the continent.
Assessment of potentially toxic elements in groundwater through interpolation, pollution indices, and chemometric techniques in Dehradun in Uttarakhand State
Researchers assessed potentially toxic heavy metals (including iron, cadmium, lead, and chromium) in groundwater across an industrial region of northern India, finding contamination levels linked to agricultural runoff, industrial discharge, and land use patterns that pose ongoing health risks to local communities.