Heavy metals
Browse 60 curated documents about heavy metals in The Archive — the 2RA-Edition digital library for engineering and scientific research. This collection of books, journal articles, theses, reports, and technical documents on heavy metals spans extractive metallurgy, mining engineering, chemistry, and applied science. Every document is searchable in full text; sign in to read, download, ask AI questions about any document, or generate cited research drafts with the AI Researcher.
Analysis of copper losses throughout wea
Dragana Ivšić-Bajčeta, Željko Kamberović
The previous inadequate treatment of off-gas in RTB Bor in Serbia has resulted in serious pollution of the environment and the possibly high losses of copper through the effluent flows. The project of New Copper Smelter RTB Bor, besides the new flash smelting furnace (FSF) and the reconstruction of Pierce-Smith converter (PSC), includes more effective effluent treatment. Paper presents an analysis
Recycling of Date Pits Into a Green Adso
Khalid Al-Saad, Marwa El-Azazy
This study explores the recycling of date pits (DPs) as a cost-effective adsorbent for the removal of selected heavy metals (HMs) from artificially contaminated aqueous solutions. The research aims to assess the efficacy of raw date pits (RDP) and burnt date pits (BDP) in adsorbing targeted heavy metals, with findings indicating that BDP is significantly more efficient, particularly for the absorp
Biosorption and Bioleaching of Heavy Metals from Electronic Waste Varied with Microbial Genera
Preetiman Kaur, Shivani Sharma
Industrialization and technological advancements have led to the exploitation of natural resources and the production of hazardous wastes, including electronic waste (E-waste). The traditional physical and chemical techniques used to combat E-waste accumulation have inherent drawbacks, such as the production of harmful gases and toxic by-products. These limitations may be prudently addressed by em
Removal of Heavy Metals from Water: Technological Advances and Today's Lookout Through Membrane Applications
Pallavi Mahajan-Tatpate, Supriya Dhume
Water contamination by heavy metals poses significant environmental challenges, leading to severe health issues such as gastrointestinal disturbances and potential long-term diseases like cancer. This research aims to explore effective methods for the removal of heavy metals from water, focusing on membrane-based technologies due to their sustainable and environmentally friendly characteristics. A
Opportunities and challenges in supported liquid membrane technology for heavy metal extraction and recovery: a review
Lai Yee Lee, Norhashimah Morad
The present paper is an extended review on supported liquid membrane (SLM) for extraction and recovery of heavy metals, followed by the problems encountered during implementations and its potential outlooks for future applications. SLM technology integrates the processes of extraction, transport and re-extraction of heavy metals in a single continual system and has been proven with promising poten
Bioleaching of Metals from Wastes of Pho
Akmaral U. Issayeva, Radosław Pankiewicz
Phosphorus-containing wastes formed after the production of phosphorus fertilizers in Shymkent, due to intensive urbanization were within the city limits and for reason of processes of water-wind erosion began to pose a serious threat to the environment and the population of the city. It was found that the formation of the fractional composition of wastes was influenced by the conditions of proces
Bio Precipitation of Zn II from Municipa
Kamal Sherina, Azhari Nik-Nuraini
This work was conducted to investigate the potential of using municipal wastewater as the source of sulphide and to evaluate the removal efficiency of zinc from municipal wastewater spiked with zinc. A two-stage experiment was carried out in a single 1 L anaerobic reactor operated for 13 days. In stage I, municipal wastewater containing sulphate was left under anaerobic condition for eight days fo
Wastewater Treatment for Lead Removal A
Sunil Jayant Kulkarni
Lead is a major cause of environmental concern for industries such as paint, pesticides, battery, and mining due to its potential to cause kidney, liver, brain, and nervous system diseases. This review explores various methods for lead removal in wastewater treatment, focusing particularly on techniques such as electro-coagulation, ion exchange, membrane separation, and biological approaches invol
Siloxane Crown Ether Polyamide Based Ele
Ioana-Maria Simionca, Adina Arvinte
A siloxane-crown ether polyamide copolymer (PDMS-PA-DB18C6) was electrochemically investigated for fabrication of lead-sensitive electrodes for trace analysis in aqueous solutions. The PDMS-PA-DB18C6 electrodes were successfully evaluated for anodic stripping voltammetric determination of lead(II) as a promising alternative for the detection of lead at ppb levels. By a judicious choice of the depo
Removal of lead ions from industrial was
S.H. Abdel-Halim, A.M.A. Shehata
The adsorption capacity of various natural materials for lead ions was investigated, focusing on animal bone powder, active carbon, Nile rose plant powder, commercial carbon, and ceramics. A standardized volume-to-mass ratio of 500 ml/g was employed for the adsorption tests. The study assessed the effects of various parameters, including contact time, pH, and lead concentration on the lead uptake
Removal of lead ions from industrial was (1)
Mohsen Arbabi, Sara Hemati
The removal of (potential) toxic heavy metal ions from sewage, especially in industrial and mining waste effluents, has been widely studied in recent years. The aim of the present study was to investigate the various methods for lead removal from industrial wastewater. This study was a review research, where data were collected through different databases in various articles. The various methods f
Removal of lead II from aqueous solution (1)
Manish Singh Rajput, Ashok K Sharma
Lead is known to be venomous for human body systems including the nervous, digestive, and skeletal systems, even at low levels. The growing demand for safe, eco-friendly, and low-cost adsorbents for lead removal from contaminated water has spurred research into the development of affordable alternatives. This review outlines the fundamental principles of adsorption and discusses various adsorption
Removal of Lead from Industrial Wastewat
Omar E. Abdel-Salam, Ibrahim M. Ismail
Lead present in several industrial wastes has serious effects on water quality. The objective of this study was to evaluate cathodic deposition as a method for lead removal from industrial wastewater. A lab-scale electrochemical cell incorporating flow-by porous graphite electrodes was employed under steady-state conditions. Various parameters, including flow rate, current density, lead influent c
Removal of lead from aqueous solutions u
Ahmed A. El-Refaey, Somaia G. Mohammad
This study compared the removal of lead from aqueous solutions by cantaloupe peels (CP) as biosorbent against cement kiln dust (CKD) as an industrial byproduct. CP and CKD were characterized by pH, total carbon, nitrogen, and hydrogen content, thermo-gravimetric analysis (TGA), scanning electron microscopy (SEM), energy dispersive spectroscopy (EDX), Fourier transform infrared (FTIR), surface area
Removal of lead from contaminated water
Robert M. Brooks, Mozhgan Bahadory
Over the past 25 years, about 750,000 sites with potential contamination have been reported to federal or state authorities. Heavy metals are the largest class of contaminants and also the most difficult to treat. This work focuses on the removal of lead from aqueous solution. Lead pollution impacts all systems of the human body. Many methods utilized to remove lead from wastewater have shortcomin
Qualitative lead extraction from recycle
Alessandra Smaniotto, Angela Antunes
The pyrometallurgic process that the exhausted batteries are submitted for the recovery of metallic lead generates great amount of a by-product called slag. The slag is composed mainly of iron (≈60%) and lead (≈6%), and this residue cannot be disposed in conventional landfill due to the high lead content. This work presents a new methodology for the extraction of lead from slag, based on the compl
Organic acid enhanced electrodialytic ex
Pernille E Jensen, Birgitte K Ahring
Implementation of the soil washing technology for the treatment of heavy metal contaminated soils is limited by the toxicity and unwieldiness of the remaining heavy metal contaminated sludge. In this work, we investigated the feasibility of combining electrodialytic remediation with heterotrophic leaching for decontamination of the sludge. The ability of 11 organic acids to extract Pb from the fin
LEAD Removal from Industrial Wastewater
Ibtehal K. Shakir, Besma I. Husein
This investigation was carried out to study the treatment and recycling of wastewater in the Battery industry for an effluent containing lead ion. The reuse of such effluent can only be made possible by appropriate treatment method such as electro coagulation. The electrochemical process, which uses a cell comprised aluminum electrode as anode and stainless steel electrode as cathode was applied t
Lead Ion removal from Industrial effluen
Sachin M. Kanawade, R.W. Gaikwad
The growing concern over water pollution caused by industrial effluents necessitates the development of effective remediation strategies. This study investigates a cost-effective and eco-friendly method for the removal of lead ions from wastewater using the biomaterial Tridax procumbens, a medicinal plant. A systematic methodology was employed to evaluate the bioadsorption capacity of the material
Lead II Removal from Contaminated Soils
André Ribeiro, André Mota
Electrokinetic remediation deserves particular attention in soil treatment due to its peculiar advantages, including the capability of treating fine and low permeability materials, and achieving consolidation, dewatering and removal of salts and inorganic contaminants like heavy metals in a single stage. In this study, the remediation of artificially lead (II) contaminated soil by electrokinetic p
Electrochemical detection and removal of
Thabile Ndlovu, Omotayo A. Arotiba
Modification of exfoliated graphite (EG) electrode with generation 2 poly(propylene imine) dendrimer by electrodeposition resulted in an electrochemical sensor which was used to detect lead ions in water to a limit of 1 ppb and a linear response between 2.5 and 40 ppb using square wave anodic stripping voltammetry (SW-ASV). Pb(II) was also removed from spiked water sample using a 40-mm diameter un
Differential Pulse Anodic Stripping Volt
John Doe, Jane Smith
Recent advancements in machine learning have led to significant improvements in classification tasks, particularly when dealing with large datasets. This study aims to evaluate the impact of various machine learning algorithms on classification performance, focusing on accuracy, speed, and scalability. We conducted a series of experiments using multiple algorithms, including decision trees, suppor
Bioaccumulation and determination of lea
Winai Ouangpipat, Tapparath Lelasattarathkul
The present work describes the development and application of a carbon paste electrode modified by treated-Pennisetum setosum for the determination of lead(II) by anodic stripping differential pulse voltammetry. Most experiments were performed using the preconcentration/voltammetry/regeneration scheme. The resulting modified electrode offers a preferential uptake of lead(II) from solutions. Operat
A Novel Green Approach for Lead Adsorpti
M. Dharsana, J. Prakash Arul Jose
Environmental damage due to the discharge of organic pollutants and heavy metal toxins has become a major topic of concern for the past couple of years. Using just a natural adsorbent to solve wastewater concerns has lately gained popularity as an ecologically acceptable solution that encourages long-term growth. A range of approaches, including adsorption to the surface of agricultural leftovers,
Adsorption of Cd and Pb metal ions onto
Abdelhamid Addala, Noureddine Belattar
Lead is one of the most used metals in various factory activities, leading to significant environmental and public health concerns due to soil and water contamination. This study aims to evaluate the adsorption properties of a chelating ion exchange resin functionalized with an iminodiacetic acid group for the removal of Pb and Cd from wastewater. A batch procedure was employed to investigate the
A Review on Nanomaterialsas Solid Phase
Reena Saxena, Kajal Madaan
Nanotechnology is an advanced technology that has gained much attention due to their considerably small size and remarkable properties. Nanomaterials with their unique structural properties offer many advantages such as greater surface area, excellent adsorption capability, and high selectivity. These exceptional properties make them preferable to be used as solid phase extractants for the removal
Co intensification of gold leaching with
YANG Yong-bin, LI Qian
Co-intensification was researched to accelerate gold leaching with regards to its electrochemical nature by using anodic intensifiers of heavy metal ions (Pb2+, Bi3+, Tl+, Hg2+ and Ag+) on the basis of hydrogen peroxide assistant leaching on three different types of materials which were classified as a refractory sulphide gold concentrate, an easily leachable sulphide gold concentrate, and a low g
Removal of nickel, copper, zinc and chromium from synthetic and industrial wastewater by electrocoagulation
Konstantinos Dermentzis, Achilleas Christoforidis
This research investigates the efficacy of electrocoagulation using aluminum electrodes for the simultaneous removal of nickel, copper, zinc, and chromium from synthetic aqueous solutions and actual electroplating wastewater. The study examines various parameters affecting the electrocoagulation process, including initial pH, current density, metal ion concentration, chemical oxygen demand (COD),
Assessment of kinetics behavior of electrocoagulation process for the removal of suspended solids and metals from synthetic water
Hariraj Singh, Brijesh Kumar Mishra
This study investigates the kinetics behavior of the electrocoagulation process as an efficient and cost-effective technique for removing suspended solids and toxic metals from synthetic water. With the rise of industrial activities and urbanization leading to pollution of water resources, particularly heavy metal contamination, there is an urgent need for effective treatment methods. Electrocoagu
Efficiency of Aluminum and Iron Electrodes for the Removal of Heavy Metals [(Ni (II), Pb (II), Cd (II)] by Electrocoagulation Method
Muhammad Kaleem Khosa, Muhammad Asghar Jamal
Electrocoagulation (EC) technique is applied for the treatment of wastewater containing heavy metals ions such as nickel (Ni), lead (Pb) and cadmium (Cd) by using sacrificial anodes that corrode to release active coagulant flocs usually aluminum or iron cations into the solution. During electrolytic reactions, hydrogen gas evolves at the cathode. All the experiments were carried out in batch mode.
Efficacy of Electrocoagulation Treatment for the Abatement of Heavy Metals: An Overview of Critical Processing Factors, Kinetic Models and Cost Analysis
Saif Ullah Khan, Mohammad Khalid
The electrocoagulation (EC) process introduces coagulants by electrochemical means and is widely adopted for removing heavy metals, alongside other contaminants, such as organic pollutants, suspended and dissolved solids, and colloidal materials. However, its efficacy can significantly vary depending on the operating conditions. This paper aims to provide an overview of the critical processing fac
Chemical partitioning of sediment contamination by heavy metals in the San Pedro River, Sonora, Mexico
Agustín Gómez-Álvarez, Jesús L. Valenzuela-García
The present work describes the chemical forms of six heavy metals (Cd, Cu, Fe, Mn, Pb and Zn) and their space distribution on the San Pedro River sediments, by using a sequential extraction method. Obtained results indicate a metal increase for the nearest stations to the contamination sources (mining exploitation and urban areas). Both fractions, residual and the Fe and Mn oxides, were the most i
Thermodynamic Study for Arsenic Removal from Freshwater by Using Electrocoagulation Process
Parga, J.R., Valenzuela, J.L.
Industrial treatment of mineral-processing and non-ferrous metal-smelting acid wastewater effluents is becoming an enormous worldwide problem. In Mexico, heavy metals contaminated natural waters, including freshwater, surface water and ground water, are a significant problem as some of these compounds are known to be toxic, mutagenic, and carcinogenic. A very promising electrochemical treatment te
Recovery of Gold and Silver and Removal of Copper, Zinc and Lead Ions in Pregnant and Barren Cyanide Solutions
Gabriela Figueroa, Jesus L. Valenzuela
Over the past decade, the concern about toxic metals in freshwater has increased, leading to the implementation of environmental laws that require industries producing metal-containing wastewater to treat their discharges. This study aimed to investigate a novel method for minimizing heavy metals in mining industry wastewater by utilizing an innovative electrochemical treatment technique known as
Evaluating top soil trace element pollution in the vicinity of a cement plant and a former open-cast uranium mine in central Argentina
Gonzalo M. A. Bermudez, Mónica Moreno
Heavy metals are especially dangerous due to their persistence and toxicity, with soils acting as sinks for these toxic elements. This study aims to identify the levels and sources of heavy metal contamination in agricultural and residential areas around Córdoba, Argentina, and to evaluate the enrichment of total and HCl-extracted heavy metals. We collected ninety-four topsoil samples from the reg
Performance Evaluation of Waste Materials for the Treatment of Acid Mine Drainage to Remove Heavy Metals and Sulfate
Satish Chandra Bhuyan, Subrat Kumar Bhuyan
Acid Mine Drainage (AMD) poses a significant environmental challenge in the mining sector, characterized by low pH and high concentrations of pollutants, particularly sulphate and heavy metals. This research evaluates the effectiveness of various low-cost waste materials, such as fly ash, metallurgical slag, zero-valent iron (ZVI), cement kiln dust (CKD), and organic waste, in treating AMD. The co
GENERATION OF ACID DRAINAGE IN AN URANIUM ORE DEPOSIT
S.N. Groudev, T. Mitrov
The mining operations in the uranium deposit Curilo were concluded in 1990, but since then, the site has posed a persistent issue with acid drainage waters. These waters, characterized by a low pH, typically ranging from 2 to 3, contain significant levels of pollutants including uranium, radium, toxic heavy metals, arsenic, and sulfates, often exceeding permissible limits by 2-5 times. Acid draina
The adsorption properties of agricultural and forest soils towards heavy metal ions (Ni, Cu, Zn and Cd)
Myroslav Sprynkyy, Tomasz Kowalkowski
Adsorption of Cu, Cd, Ni, and Zn in single and multi-metal solutions by agricultural and forest soils was investigated in batch sorption experiments. The results showed significant differences in sorption capacities of the studied soils. The selectivity order was as follows: agricultural soil >> top forest soil > bottom forest soil. The adsorption sequence Cu > Zn > Ni > Cd was established for the
Removal of toxic elements from aqueous solution using bentonite modified with L-histidine
E. N. Bakatula, E. M. Cukrowska
This study proposes the use of bentonite modified with L-histidine for the removal of Cu, Co, Cr, Fe, Hg, Ni, U, and Zn from aqueous solutions such as those impacted by acidic drainage. The surface areas of natural bentonite and bentonite-histidine were 73.8 and 61.2 m²/g, respectively. Elemental analysis showed an increase in the amount of carbon (0.258%) and nitrogen (0.066%) for the bentonite-h
Assessment of mobility of heavy metals in two soil types by use of column leaching experiments and chemometric evaluation of elution curves
Tomasz Kowalkowski, Hlanganani Tutu
This study investigates the mobility of heavy metals in two distinct soil types through the utilization of column leaching experiments combined with a chemometric evaluation of elution curves. The primary objective is to assess how varying soil characteristics influence the leaching behavior of heavy metals, which is critical for understanding contaminant transport in the environment. The methodol
Application of maghemite nanoparticles as sorbents for the removal of Cu(II), Mn(II) and U(VI) ions from aqueous solution in acid mine drainage conditions
Anita Etale, Hlanganani Tutu
The adsorptive removal of Cu(II), Mn(II) and U(VI) by maghemite nanoparticles (NPs) was investigated under acid mine drainage (AMD) conditions to assess NP potential for remediating AMD-contaminated water. The effects of time, NP and metal concentration, as well as manganese and sulphate ions were quantified at pH 3. Adsorption of all three ions was rapid, and equilibrium was attained in 5 min or
Solid-Phase Distribution and Leaching Behaviour of Nickel and Uranium in a Uranium Waste-Rock Piles
Satya P. Singh, M. Jim Hendry
The potential risk of surface and groundwater contamination by the heavy metals and radionuclides leached from uranium waste-rock piles (UWRP) is a major environmental concern in the uranium-mining district of Northern Saskatchewan, Canada. The main objective of this study was to evaluate the nickel and uranium leaching behaviour in the UWRP lithological materials. In addition to the chemical char
Study of Ni And Cd Bioleaching from Spen
OKSANA VELGOSOVÁ, JANA KADUKOVÁ
In the present work the Ni and Cd extraction from the electrode material of spent Ni-Cd batteries by bioleaching using the bacteria Acidithiobacillus ferrooxidans was examined. The possibility of the use of the bacteria for both the Ni and Cd recovery was analyzed. The anode of Ni-Cd batteries contains Ni0, Ni(OH)2, Cd0 and Cd(OH)2. The cathode is covered by nickel hydroxides and nickel oxy-hydrox
Recovery of nickel with the addition of
Chuh-Shun Chen, Yu-Jen Shih
Nickel pollution is usually caused by several industrial processes such as electroplating, plastics manufacturing, nickel–cadmium batteries, fertilizers, pigments, mining, and metallurgy. The development of effective and inexpensive methods is necessary for the removal and/or recovery of nickel. In this work, the electro-treatment of a high strength industrial lead frame nickel-plating wastewater
Recovery of metals from waste nickel met
D. Fila, Z. Hubicki
In this study, Diphonix resin containing sulfonic, diphosphonic and carboxylic groups was used to evaluate the adsorption capacity of metal ions contained in the nickel-metal hydride batteries (Ni-MH). This type of ion exchanger can be considered as the multifunctional material having great affinity to many metal ions. Using Diphonix resin adsorption process was carried out for La(III) and Ni(II)
Recovery of metal values from spent nick
Archana Agrawal, Pankaj Pathak
Spent Nickel cadmium batteries are classified as hazardous waste due to the presence of toxic cadmium in high concentration. Recycling of metal value by environmentally friendly process is the best option to obtain economical advantage and prevent environmental pollution. In the present investigation, a metal separation scheme is proposed for recovery of cadmium, nickel and cobalt from the leach s
Influence of selected parameters on nick
Cerruti, C., Curutchet, G.
Unprocessed discarded nickel-cadmium batteries pose significant environmental hazards due to their heavy metal content. This study aims to explore effective methods for nickel and cadmium recovery from these spent batteries, focusing on bioleaching processes as a sustainable alternative to traditional techniques. A comprehensive review of existing literature was conducted to evaluate various biole
Electrodeposition of Alloys Coatings fro
Paulo S. da Silva, Jose M. Maciel
The significant rise in the use of electrical and electronic equipment has led to a corresponding increase in the production of waste batteries, which pose an environmental hazard due to their heavy metal content. This study aims to explore the feasibility of recovering precious metals from spent batteries through an innovative approach involving the electrodeposition of alloy coatings from electr
A Review on Nickel Recovery of Batteries
Jaqueline Tomasini Orth, Andreia Cristina Furtado
There is a growing concern about the environmental impacts that batteries can cause if there is no correct destination at the time of disposal. Therefore, this article presents a review on the recovery of nickel and metals that are contained in batteries through chemical processes. With this study, it is possible to better understand how some processes available for nickel restoration work and, af
Environmental Hazards Associated with Heavy Metals at Ľubietová Cu-deposit (Slovakia)
Peter Andráš, Ingrid Turisová
This article reports the results of our studies about environmental hazards which are connected to the presence of heavy metals at Ľubietová Cu deposit (Slovakia), whose distribution depends on the geochemical behaviour of the elements. The heavy metal contamination of soils and technogenous sediments shows an irregular spatial distribution at the dump-field. The study of heavy metal content in su
ENVIRONMENTAL CONTAMINATION BY HEAVY METALS IN REGION WITH PREVIOUS MINING ACTIVITY
MUSILOVA J., ARVAY J.
Extreme use of raw materials and their processing dramatically increases the loading of all environmental components by heavy metals, which is then reflected in also in the human health. At present there are 7 environmentally loaded areas in Slovakia. In this study the north part of Volovske Mountains is monitored which is located between two major emission sources of Rudniansky loaded region. Iro
Ecotoxicological and health risk assessment of toxic metals and metalloids burdened soil due to anthropogenic influence
Omobolaji O. Afolabi, Elekwachi Walib
Landfill areas are among the most common anthropogenically contaminated sites in developing countries, exacerbated by urbanization leading to increased waste generation. This study aimed to assess the environmental risks associated with nine toxic metals—Arsenic (As), Cadmium (Cd), Zinc (Zn), Manganese (Mn), Copper (Cu), Cobalt (Co), Chromium (Cr), Nickel (Ni), and Lead (Pb)—in an abandoned landfi
Ecological Characterization and Bio-Mitigation Potential of Heavy Metal Contamination in Metallurgically Affected Soil
Varuzhan Hovhannisyan, Ashok V aseashta
Heavy metals (HMs) remain persistent in soil for a long time and thus present a long-term threat of environmental pollution. In this study, the concentrations of some HMs (As, Cu, Zn, Pb, and Mo) in soil, potentially affected by the ex-operation of a metallurgical plant—specifically, a copper smelter in Alaverdi Town, northeastern Armenia—were measured, based on which, the HM contamination and its
Determination of Heavy Metals in Soil in the Industrial Area
Agron Veliu
Soils polluted with heavy metals have become common across the globe due to an increase in geologic and anthropogenic activities. Heavy metals in the soil refer to significant heavy metals of biological toxicity, including mercury (Hg), cadmium (Cd), lead (Pb), chromium (Cr), nickel (Ni), and arsenic (As). The aim of this research study, conducted during the environmental impact assessment in 2007
Concentrations and forms of heavy metals in Slovak soils
Wolfgang Wilcke, Martin Krauss
The risk assessment of heavy-metal contamination in soils requires knowledge of the controls of metal concentrations and speciation. This study aimed to explore the relationship between soil properties (pH, CEC, C org, oxide concentrations, texture) and land use (forest, grassland, arable) concerning the partitioning of Al, Cd, Cr, Cu, Fe, Mn, Ni, Pb, and Zn among the seven fractions of a sequenti
Bioassessment of heavy metals in the surface soil layer of an opencast mine aimed for its rehabilitation
Vlado Li, Milica Fotirić
The contemporary reclamation method in an opencast coal mine closure comprises the use of the preserved surface soil layer (SSL) before mining, and can be directly returned to the areas being rehabilitated. The present study emphasizes a risk in the use of such a SSL in mine rehabilitation due to the possible excessive amount of heavy metals which usually derives from a metal-rich sediment or fluv
Assessment of heavy metals content and pollution level in soil and plants in Baia Mare area, NW Romania
Cristina MIHALI, Gabriela OPREA
In order to assess the soil pollution level by heavy metals and also the possibility of metals entrance in the food chain via plants, pollution load index (PLI), contamination factors (CF) and soil to plant transfer factors (TF) were calculated. Topsoil samples (1-10 cm) and plants growing on them were collected from four areas in Baia Mare city and surroundings: three polluted areas (Ferneziu, Să
Assessment of Soil Pollution with Heavy Metals in Romania
Anca Maria Moldoveanu, Andra Neamțu
Pollution of soil poses a significant threat to human health, primarily due to the infiltration of toxic substances into crops and groundwater. The study aims to assess soil pollution in Romania, focusing specifically on heavy metals, which are predominant contaminants in European soils. Emphasizing the impact of anthropogenic activities, the methodology involves analyzing the sources of heavy met
ASSESSMENT OF HEAVY METALS CONCENTRATION IN INITIAL SOILS OF POST-MINING LANDSCAPES IN KRYVYI RIH DISTRICT (UKRAINE)
VASYL M. SAVOSKO, YULIIA V. BIELYK
The assessment of heavy metals content in the initial soils of post-mining landscapes plays a crucial role in pollution control, ecological protection, and safeguarding human health. This study focuses on the Kryvyi Rih district in Ukraine, where historical iron mining activities have left behind significant waste materials, including low-grade ore and waste rock. These post-mining landscapes ofte
Agricultural Soil Contamination by Heavy Metals in Slovakia
Ružena Králiková, Miroslav Badida
This study explores the adverse effects of soil contamination by heavy metals on agricultural land in Slovakia. The objective is to assess the contamination levels of harmful elements and their implications for agriculture and public health. Utilizing a comprehensive evaluation across 63 districts, the methodology involves analyzing soil samples for the presence of hazardous metals including As, C