| Global NEST Journal

The influence of nZVI composites as immobilizing agents on the bioavailability of heavy metals and plant growth in mining metal-contaminated soil

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441106289@student.ksu.edu.sa et al. View all

Issue 4

Circular Economy and Bioeconomy

Under the greenhouse scale, nano zero valent iron (nZVI) have been evaluated evaluated by formulation with carboxymethyl cellulose (CMC-nZVI), chitosan (Ch-nZVI), biochar (BC-nZVI), and smectite (SC-nZVI) at rates of 0 and 0.5 and 1% (w/w). The properties of manufactured compounds and their impact...

nZVI based composite materials Heavy metal +3 more

Inhibition impact of major active ingredients of Jordanian Peganum harmala on the corrosion rate of Cu, Fe and Al metals

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Ghassab M. Al-Mazaideh et al. View all

Issue 2

General

The active components of Jordanian Peganum harmala L. (P. harmala) were investigated using both GC-MS and DFT calculations. The study focused on the methanol extract of P. harmala leaves, which was found to contain 21 significant natural components, of which 9 compounds constituted more than 2% of...

Peganum harmala GC-MS +2 more

GC-MS characterization of Polygonatum geminiflorum depicted by antibacterial efficacy of the biosynthesized silver nanoparticles using its leaf extract

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Iftikhar Ali et al. View all

Issue 3

Environmental Toxicology and Biogeochemistry of Ecosystems

The biological synthesis of nanomaterials is drawing immense interest because of their non-hazardous nature and enormous antimicrobial application. In the present study, we explored Polygonatum geminiflorum Decne for phytochemical profiling and biosynthesis of silver nanoparticles to control soft...

Entrapment of green seaweed Caulerpa Scalpelliformis for extracting Pb(II), Ni(II) and Zn(II) metal ions from aqueous solutions

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Kousalyadevi G et al. View all

Issue 10

Water and wastewater treatment and reuse

From this study, green seaweed Caulerpa Scalpelliformis is utilized as a sorbent for the removal of three metals such as lead (Pb), nickel (Ni) and zinc (Zn). Adsorption tests showed that maximum removal efficiency of 75.02% for Pb, 80% for Ni and 91.11% for Zn was obtained at an optimal equilibrium...

Biosorption green Seaweed +3 more

AN EXPERIMENTAL STUDY ON CONTINUOS REMOVAL OF CHROMIUM (VI+) IONS FROM WASTEWATER EFFLUENT BY USING FLUIDIZED BED REACTOR

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Srinivasan. K and Priya. V et al. View all

Issue 7

Water and wastewater treatment and reuse

Hazardous metal chromium is used extensively in many different industrial processes and is commonly found in industrial effluents. Hazardous pollutants such inorganic anions, metal ions, synthetic xenobiotics, and others have contaminated ground and surface waters in India and other parts of the...

VI+ chromium +4 more

Utilization of brown seaweed adsorbent for effective removal of Pb(II) from wastewater: Biosorption and column studies

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Kousalyadevi G et al. View all

Issue 7

Water and wastewater treatment and reuse

Researchers have been focusing on protecting water quality and preventing environmental contamination caused by industrial discharge of heavy metals. Various methods have been explored for extracting these metals from wastewater, but they often prove to be costly and rely on non-renewable resources...

Water quality Biosorption +3 more

Effect Of Phytoremediation On The Geotechnical Properties Of Heavy Metal Contaminated Soil

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E.M. Anju et al. View all

Issue 7

Soil and groundwater contamination and remediation

The accumulation of heavy metals in soils increases rapidly due to various natural processes. Heavy metal pollution changes the geotechnical properties of soil and poses a serious threat to human health and ecosystems, so soil pollution remediation is particularly important. Phytoremediation is an...

Amaranthus bioavailability +3 more

Effect of biochar on tungsten bioavailability and uptake grown in a soil with artificially tungsten contaminated

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Wei-Jiang Chen，Ming Chen et al. View all

Issue 6

Environmental Toxicology and Biogeochemistry of Ecosystems

Tungsten (W) is an emerging contaminant because of its potential toxicity to humans, and biochar (BC) is widely used for soil heavy metal remediation. However, W-biochar-plant interactions remain unknown. The objective of the study was to evaluate the effect of rice-husk BC on W uptake by lettuce...

Tungsten bioavailability +2 more

Role of natural coagulants in the removal of heavy metals from different wastewaters: principal mechanisms, applications, challenges, and prospects

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Motasem Alazaiza et al. View all

Issue 4

Water and wastewater treatment and reuse

Industrial wastewater has become a great concern due to high concentrations of several hazardous contaminants, particularly heavy metals. Heavy metal contamination and its consequences for human health and the environment have gained interest in developing low-cost, long-term cleanup technologies...

Heavy metals Wastewater +4 more

Green synthesis of magnesium oxide nanoparticles using leaves of Iresine herbstii for remediation of Reactive Brown 9 dye

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Dr. Shumaila Kiran et al. View all

Issue 2

Water and wastewater treatment and reuse

Nanotechnology is the newest and one of the most promising areas of research in modern medical sciences. Metal nanoparticles possess extraordinary optical, thermal, chemical properties and are being widely used in industrial, electronics, and biomedical fields. It has presented its potential to...

Nanotechnology MgO-NPs +3 more

Total and bioavailable heavy metals in the soils of two adjacent forests

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Panagiotis Michopoulos et al. View all

Issue 1

Environmental Toxicology and Biogeochemistry of Ecosystems

The concentrations and comparisons of total and available metals Cd, Cr, Ni, Pb and the metalloid As were examined in two adjacent acid forest soils in Greece under oak and beech together with the dependency of their availability. It was found that the soil in the beech plot had higher...

Metals Soil +3 more

Poly(4-vinylphenol) coated magnetic nanoparticles based dispersive solid-phase microextraction of the determination of mercury(II) in water

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Kheng Soo Tay et al. View all

Issue 3

Innovative environmental solutions

The development of magnetic sorbent for dispersive solid-phase micro-extraction (DmSPE) often requires lengthy multi-step reactions. This research revealed a simplified method for preparing magnetic sorbent for the DmSPE using poly(4-vinylphenol) (PVP). The magnetic sorbent (PVP@MNP) was prepared by...

II Mercury +5 more

Extraction of Zinc Metal ions from Aqueous Solution Using Ionic Liquids

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Muhammad Tariq Sarwar et al. View all

Issue 1

Water and wastewater treatment and reuse

This work analyzes the extraction behavior of transition heavy metal Zinc and other metal ions such as Copper, and Cadmium from hydrochloride aqueous solution in the absence of chelating agents by using a novel class of hydrophobic ionic liquids. Ionic liquid for this study was synthesized based on...

Heavy metals Wastewater +2 more

Functionalization of Amberlite XAD-4 with 8-hydroxyquinoline chelator using aryldiazonium radical reaction and its application for solid phase extraction of trace metals from groundwater samples

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Awadh O AlSuhaimi et al. View all

Issue 3

Air pollution and health

In this work, the aryldiazonium salts radical addition method has been used successfully to anchor 8-hydroxyquinoline (8-HQ) moieties onto the surface of Amberlite XAD-4 beads. The nitroaniline aryldiazonium salt was generated (in-situ) and covalently grafted onto Amberlite XAD-4 by aid of...

Solid phase extraction Amberlite XAD-4 +4 more

The fluxes and distribution of molybdenum in a mountainous fir forest in two hydrological years

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Panagiotis Michopoulos et al. View all

Issue 1

Environmental Sciences

The distribution, stocks and fluxes of Mo were examined in a mountainous fir forest in Greece in two hydrological years. In both years, the fluxes of Mo in throughfall were lower than those in bulk deposition implying Mo retention and probably uptake by tree canopies. The Mo concentration was...

Molybdenum fir +4 more

The recovery of metals from WEEE: state of the art and future perspectives

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Alessandra Marra et al. View all

Issue 4

Solid Waste Management

Metals are essential elements in the modern technology as they are widely used for several industrial applications such as the manufacturing of electronic devices. Besides common metals, such as copper, iron and aluminium, electronic appliances can contain precious metals as well as metals defined...

recycling techniques mechanical treatments +5 more

Simulation of soil heavy metal pollution environmental stress on plant growth characteristics in the presence of wastewater

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Ioannis Kalavrouziotis et al. View all

Issue 1

Green Chemistry and Sustainable Development

Soil pollution was simulated by means of artificial heavy metal enrichment, in the presence of treated wastewater, and its effect on the growth characteristics of Beta vulgaris L. (red beets) i.e. on the dry matter yield, and on beet quality expressed in terms of dry matter heavy metal, nitrogen and...

Beta vulgaris Heavy metals +2 more

The recovery of rare earth metals from WEEE leaching solution via liquid-liquid extraction

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Amir Talebi; Norli Ismail et al. View all

Issue 4

Solid Waste Management

The recovery of rare earth metals (REMs) from end-of-life products, such as Waste Electrical and Electronic Equipment (WEEE), is drawing great attention as an attractive strategy for promoting the sustainable development. The hydrometallurgical technique of solvent extraction has been reported to be...

Solvent extraction Critical Metals +4 more

Study of potential availability of heavy metals to phytoremediation to use of ash from biomass combustion

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Galas D. et al. View all

Issue 4

CEST2017 - Heavy metals in the environment

Ashes, formed as a result of combustion of biomass are a new class of by-products of combustion and due to the large variety of these materials their chemical composition has not been fully determined. Their use is limited, despite the fact that their production has increased. This work presents the...

aided phytostabilization biomass ash +3 more

Biomining – Biotechnological Systems for the Extraction and Recovery of Metals from Secondary Sources

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Mehmet Ali Kücüker et al. View all

Issue 4

Solid Waste Management

Biomining is the common term used to define processes that utilize biological systems to facilitate the extraction of metals from ores. Nowadays, a biomining concept can be defined as a two stage combined biological systems (1st stage bioleaching and 2nd stage biosorption) in order to perform the...

Biosorption Bioleaching +4 more

WEEE data management in Germany and Serbia

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Diedler, S et al. View all

Issue 4

Solid Waste Management

In Jordan and as in many other Mediterranean countries olive oil production is one of the major agricultural production, it is estimated that the annual production of olive oil in Jordan approximately 21.5 thousand tons per year. O the other hand the process of olive oil extraction generates around...

urban mining metal recovery +5 more

Use of two different approaches to the synthesis of nano zero valent iron for sediment remediation

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Djurdja Kerkez et al. View all

Issue 4

CEST2017 - Heavy metals in the environment

Heavy metals are one of the main pollutants of river, lake and canal sediments. Stabilization technology proved to be an effective method for solving this problem. Stabilization covers a wide range of remediation techniques that are used to transform waste into forms that will be less problematic...

Heavy metals NZVI +2 more

Simulation and economic analysis of a hydrometallurgical approach developed for the treatment of waste printed circuit boards (WPCB)

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Ionela Birloaga et al. View all

Issue 4

Solid Waste Management

This paper presents the main achievements of a hydrometallurgical process to recover base and precious metals from waste printed circuit boards (WPCB). The technology comprises a first leaching process performed in a two-step counter current way with sulfuric acid and hydrogen peroxide for base...

Waste Printed Circuit Board Hydrometallurgical Process +2 more

Cultivation of Medicinal and Aromatic Plants in Heavy Metal-Contaminated Soils

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Nikos Lydakis-Simantiris et al. View all

Issue 3

Pollution Control Technology

The growing number of polluted land areas makes the question of rehabilitation and safe/effective use of these areas increasingly imperative. For land polluted by heavy metals, the possibility of transferring the toxic pollutants to humans through the food chain further increases the importance of...

Soil contamination Heavy metals +3 more

Removal of heavy metals (Cu, Cd and Zn) from contaminated soils using EDTA and FeCl3

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Melayib Bilgin et al. View all

Issue 1

Pollution Control Technology

Environmental pollution caused by heavy metals from different industrial activities constitutes a serious risk for the environment. Soils contaminated with metals, such as Cu, Cd and Zn, are often subjected to physical or chemical remediation procedures to purify soils from these metals. Typical...

EDTA FeCl3 +3 more