Results 21 to 30 of about 2,424 (225)

EFFICIENT SEPARATION OF HEAVY METALS BY ANCHORING POLYMER COMPOSITE PVA/PVP/BENTONITE ON SUPERPARAMAGNETIC MAGNETITE NANOPARTICLES THROUGH SURFACE MODIFICATION [PDF]

open access: yesEgyptian Journal of Desert Research, 2022
The present research work has been carried out to assess the efficiency of nanocomposite bentonite/FeXOy, coated by polyvinyl alcohol (PVP/poviden PVP), in the absorption of cation pollutants.
Yasser Abdulhady
doaj   +1 more source

Effects of Environmental Factors on Carbon Stocks of Dry Evergreen Afromontane Forests of the Choke Mountain Ecosystem, Northwestern Ethiopia

open access: yesInternational Journal of Forestry Research, 2022
The purpose of this research was to quantify and compare carbon stocks in two selected dry evergreen montane forests of the Choke Mountain ecosystem that are under different management regimes.
Fikirte Asrat   +6 more
doaj   +1 more source

RECHARGE SOURCES AND THE CHEMICAL EVOLUTION OF GROUNDWATER, WEST ESNA, WESTERN DESERT, EGYPT [PDF]

open access: yesEgyptian Journal of Desert Research, 2021
The increase of the reclaimed land for agriculture, especially in the Western Desert of Egypt, aims to cope with the increase of the Egyptian population.
Osama Aborisha, Hesham Ezzeldin
doaj   +1 more source

SYNTHESIS OF MAGNETIC IRON NANOPARTICLES COATED BY MICRO-NUTRIENTS AND STUDY OF THIER EFFECT ON SALINITY TREATMENT OF IRRIGATION WATER [PDF]

open access: yesEgyptian Journal of Desert Research, 2023
Synthetized nanoparticles are believed power factors for agri-fertilizers and evolution boosters. Micro-nutrients (Cu/Mn/Fe/Zn) grafted on iron oxide nanocomposite in agricultural systems, particularly world-wide crop production.
Yasser Abdulhady
doaj   +1 more source

Heavy metals adsorption from contaminated water using moringa seeds/ olive pomace byproducts

open access: yesApplied Water Science, 2021
Several approaches have been used to reduce the accumulation of heavy metals in aqueous solutions, including adsorption to the surface of agricultural waste. Batch studies have been performed in this study to explore the adsorption of Fe2+, Mn2+ on olive
Ibrahim Hegazy   +3 more
doaj   +1 more source

Geochemistry and assessment of groundwater resource in coastal arid region aquifer (Dahab delta, South Sinai, Egypt)

open access: yesBeni-Suef University Journal of Basic and Applied Sciences, 2023
Dahab is a tourist city located in the Sinai Peninsula, downstream of the Dahab watershed, as a part of the arid coastal region. Groundwater samples have been collected from the Dahab delta and were tested for salinity, major ions, minor elements, and ...
Amira Samy   +4 more
doaj   +1 more source

Hydrochemical and stable isotopes indicators for detecting sources of groundwater contamination close to Bahr El-Baqar drain, eastern Nile Delta, Egypt

open access: yesWater Science, 2019
Groundwater pollution through the hydraulic connection with wastewater and agricultural drains is a crisis problem facing the developed countries worldwide.
Mustafa Eissa   +3 more
doaj   +1 more source

EVALUATION OF GROUNDWATER SUITABILITY FOR DRINKING AND AGRICULTURE USE IN THE AREA BETWEEN EL DABAA AND RAS EL HEKMA, NORTHWESTERN COAST, EGYPT. [PDF]

open access: yesJournal of Environmental Science, 2017
Recent industrial and urban activities have led to elevated concentrations of a wide range of contaminants in groundwater, which affect the health of million people worldwide.
Eissa M. A.   +4 more
doaj   +1 more source

Nanofiltration Process for Enhanced Treatment of RO Brine Discharge

open access: yesMembranes, 2021
Brine discharge of reverse osmosis (RO) desalination plants represents a challenge for both inland and coastal desalination plants. Zero-liquid discharge (ZLD) can be accomplished by using additional stages of RO, which can recycle that brine water, but ...
Mohamed E.A. Ali
doaj   +1 more source

Assessment of Groundwater Quality in the Jajrood River Basin, Tehran, Iran: A Coupled Physicochemical and Hydrogeochemical Study [PDF]

open access: yesJournal of Advances in Environmental Health Research, 2021
Background: The physicochemical composition of groundwater is affected by the quantity and quality of surrounding aquifers which are in turn recharging from adjacent river waters.Methods: In the present study, 20 surface and 16 groundwater samples were ...
Maeyan Givi   +2 more
doaj   +1 more source

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