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The effects of exogenous organic matter addition on bioaccessibility, adsorption kinetics and fractionation of antimony in soils
Organic matter (OM) plays a pivotal role in adsorptive behavior, speciation, and bioavailability of nutrients and metal(loids) in soils. However, the...
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The role of chemical fractionation in risk assessment of toxic metals: a review
The identification of highly toxic metals like Cd, Ni, Pb, Cr, Co or Cu in ambient particulate matter (PM) has garnered a lot of interest recently....
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Ecological implications of boron and sulfur in sediments from a lake in the Nile Delta: Remote sensing, fractionation and ecotoxicity
PurposeThe study aimed to provide an overview of the behavior, fate and ecotoxicity of boron and sulfur in the sediments of Lake Burullus, Egypt,...
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Chemical and Thermal Fractionation of Hg in Unpolluted Soils from North-Eastern Ukraine
Uncontaminated podzolised soils from the temperate climate zone of mixed forests of the north-eastern Ukraine (the Eastern Polissya) were assessed...
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Biogeochemical cycle and isotope fractionation of copper in plant–soil systems: a review
Copper (Cu) is a bio-essential element and a potentially toxic pollutant in the plant–soil systems. Analysis of stable Cu isotopes can be a powerful...
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Environmental risk of ion-absorbed rare earth ores: concentration of leaching agent and fractionation of Pb
Rare earth (RE) is an important strategic resource; however, there has been a growing concern about the environmental problems caused by RE mining,...
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Geochemical fractionation of trace metals and ecological risk assessment of surface sediments in Sepetiba Bay, Brazil
The Sepetiba Bay (Southeast Brazil) is a known Cd- and Zn-contaminated site that received spills of a large slag pile leachate from a Zn smelter....
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Environmental risk associated with accumulation of toxic metalloids in soils of the Odra River floodplain—case study of the assessment based on total concentrations, fractionation and geochemical indices
The floodplain soils are often heavily enriched in metal(loid)s released from the industrial areas. A related environmental risk depends on their...
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Phosphorus Fractionation in Bed Sediment of a River Confluence of Huaihe River Basin, China
River confluences are key nodes for the transport of water, sediment, and contaminant in river networks. Revealing the distribution of specific...
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Fractionation of environmental radioactivity in road dust from a megacity: external and internal health risks
Naturally occurring radioactive materials (NORMs: 232 Th, 226 Ra, 40 K) can reach our respiratory system by breathing of road dust which can cause...
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Geochemical fractionation, bioavailability, and ascertaining ecological risk of phosphorus in surface and core sediments of mangroves, western coast of India
Phosphorus (P), a crucial macronutrient, is essential in the maintenance of ecosystem productivity and the biogeochemical processes of other biogenic...
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Heavy metal distribution, fractionation, and biotoxicity in sediments around villages in Baiyangdian Lake in North China
The effects of human activities on heavy metal distributions and fractionation in sediments from villages around Baiyangdian Lake (BYDL), North...
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Use of sequential extraction procedure to support ecotoxicological analyses in bottom sediments of a tropical urban reservoir
PurposeSequential extraction procedure (SEP) verifies which of the bioavailable extraction phases has the greatest potential for releasing metals...
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Source apportionment of bioavailable trace metals in soil based on chemical fractionation and its environmental implications
The bioavailable trace metals are closely related to environmental safety and human health, which might have different source characteristics from...
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Phytoextraction of nickel, lead, and chromium from contaminated soil using sunflower, marigold, and spinach: comparison of efficiency and fractionation study
Heavy metals in soil pose a serious threat through their toxic effect on the human food chain. Phytoremediation is a clean and green potentially...
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Evaluation of pollution by heavy metals of an abandoned Pb-Zn mine in northern Tunisia using sequential fractionation and geostatistical map**
This study investigates the contents of lead, zinc, and cadmium in 109 near-surface soil samples collected around the abandoned mine of Fedj Lahdoum,...
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Chemical fractionation and mobility of Cd, Mn, Ni, and Pb in farmland soils near a ceramics company
Soil contamination due to industrial activity in ceramics production is of concern because of the risk of heavy metal pollution. Successive...
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Characterization of Heavy Metal Fractions in the Soil Developed on Volcanic Rocks of Karadağ Mountain, Turkey by Sequential Extraction
In this work, soil samples were taken from 15 different sites and the contents of Cd, Cr, Cu, Ni, Pb, and Zn in the mobile and residual fractions of...
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Characterization and chemical fractionation of potentially toxic elements in soils of a pre-mining mineralized area; an evaluation of mobility and environmental risk
The environmental geochemical characterization of mineralized areas prior to mining does not receive adequate attention. This study shows trace...
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Phosphorus fractionation and adsorption characteristics in drinking water reservoir inlet river sediments under human disturbance
PurposeSediment phosphorus fractionation, adsorption kinetics, and adsorption isotherm characteristics were studied in two rivers, Muyang River and...
