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Issue 2

Global NEST Journal cover

Global NEST Journal

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Improvement of organic matter removal in water produced of oilfields using low cost Moringa peels as a new green environmental adsorbent


Ahmed Samir Naje et al. View all

Water and Wastewater Treatment

The present study observed the removal of the organic content from the real effluent water produced by the oilfields. The proposed treatment process was the adsorption technique using the moringa peels as adsorbing agent. The effect of processing parameters such as adsorbent dosage, contact time and...

Oilfields Produced water +3 more

Treatment of Acid Mine Drainage (AMD) using industrial by-product: Sorption behavior of steel slag for metal-rich mine water


Faradiella Mohd Kusin et al. View all

Water and Wastewater Treatment

This study highlights the potential of steel slag, which is an industrial by-product of steel making industry as treatment media for metal-rich acid mine drainage (AMD). A series of batch adsorption studies has been done to demonstrate the effects of contact time, solution pH, initial concentration...

Adsorption Acid Mine Drainage +4 more

Efficient Removal of Methylene Blue by Adsorption Using Composite Based Ca/Al Layered Double Hydroxide-Biochar


Aldes Lesbani et al. View all

Water and Wastewater Treatment

Composite based Ca/Al layered double hydroxide and biochar was prepared using mixing coprecipitation method at pH 10. Composite and the starting materials was characterized using X-ray, FTIR, BET, thermal, and SEM-EDX analyses. Furthermore, composite was used as adsorbent of methylene blue from...

composite Ca/Al layered double hydroxide +3 more

Application of free and immobilized laccase for removal and detoxification of fluoroquinolones from aqueous solution


Amir Hossein Mahvi, Mohammad Ali Faramarzi et al. View all

Water and Wastewater Treatment

Laccase from Trametes versicolor was immobilized by covalent bonds formation on CPC silica carriers. Elimination of two floroqinolone (FQ); enrofloxacine (ENR) and flumequine (FLU) using laccase in both free and immobilized form in the absence and presence of 1-hydroxybenzotriazole (HBT) and 4...

Enrofloxacine Flumequine +3 more

Correlational investigation of air pollutant emissions and fuel consumption of motor vehicle in various dynamic conditions


Lasocki Jakub et al. View all

Air Quality

Air pollutant emissions and fuel consumption of vehicles equipped with internal combustion engines are highly susceptible to the conditions of engine operation. The purpose of this research was to investigate the correlation between the emissions of individual pollutants (carbon monoxide...

pollutant emission Correlation +3 more

Catalytic removal of NO2 by Nickel _ platinum catalyst supported on multi-wall carbon nanotubes


Professor Farshid Ghorbani Shahna Center of Excellence for Occupational Health, Occupational Health and Safety Research Center, School of Public Health, Hamadan University of Medical Sciences, Hamadan, Iran. PO Box: 65175-4171; Post code: 6517838695. Tel: et al. View all

Air Quality

In the present study, the NO2 removal efficiency at concentrations of 3000 to 5000ppm was evaluated by nickel and platinum bimetallic catalyst supported on multiwalled carbon nanotubes (Ni-Pt/MWCNT) along with water vapor at different space velocity and temperatures. Morphological and structural...

Catalysis Carbon Nanotube +4 more

Air pollution as a result of the development of motorization

by et al. View all

Air Quality

The problem of air pollution is one of the most important problems faced by the world in the context of large urban agglomerations. Numerous activities are being undertaken all over the world to both counteract existing pollution and prevent the emergence of another one. Manufacturing is one of the...

air pollution automotive +2 more

Greenhouse Gas Emissions From a Horizontal Subsurface Flow Constructed Wetland for Wastewater Treatment in Small Villages


Taşeli B.K et al. View all

Global Environmental Change

Constructed wetlands with a land-intensive, low energy and less operational requirement have been used as a sustainable green technology for treating wastewaters. But are constructed wetlands sustainable? The objectives of the present study are to evaluate one year monitored horizontal subsurface...

Horizontal subsurface flow constructed wetland greenhouse gas emission +2 more

Assessment of hydrological response in Subarnarekha river basin under anticipated climate change scenarios


Madhusudana Rao Chintalacheruvu et al. View all

Water Resources Management

Two hydrological climate modelling techniques, general circulation model (GCM) and hypothetical climate change scenarios, were used to analyse the hydrological response to the anticipated climate change scenarios in the Subarnarekha river basin in Eastern India. Both models verified individually for...

GCM hypothetical climate change +3 more

Purification of waste water from cationic dye using SPGMA polymer: Isotherm and Kinetic study


Nahla Ahmed Taha et al. View all

Water and Wastewater Treatment

One of the known methods for dye removing from waste water is using sorbent material for fine removal of dye .The nano- cation exchanger Sulphonated poly glycidyl methacrylate (SPGMA polymer) was used as sorbent material for removing one of the common cationic dyes. SPGMA polymer was prepared and...

methylene blue SPGMA +3 more

Hydrological modeling of Upper Ribb watershed, Abbay Basin, Ethiopia.


Mithas Ahmad Dar et al. View all

Water Resources Management

Hydrological modeling of a watershed is necessary for water resources planning and management. The hydrology of upper Ribb watershed has been analyzed using spatially semi-distributed Soil and water assessment tool (SWAT) model. This study aimed to determine the water balance components and its...

Runoff water balance +2 more

Isotope hydrology model and stable isotopes in sediment records from Balkan lakes

by et al. View all

Water Resources Management

Isotope mass balance in lake systems is strongly correlated with several climatic factors such as temperature, evaporation, precipitation and air moisture. On the other hand, the sedimentary budget of lake basins driven by climate, tectonic and/or human impact is an essential pool of environmental...

Lake Kastoria Holocene +5 more

Molybdenum in forests-A short review


Panagiotis Michopoulos et al. View all

This review deals with the importance of molybdenum (Mo) in nitrogen fixation in forests as well as the distribution of Mo in the various components of a forest ecosystems and its cycling. With regard to nitrogen (N) fixation in tropical forests, the limiting factor is the availability of phosphorus...

Molybdenum nitrogen fixation +2 more

Analysis of Spatial-temporal and Ion Characteristics Change of Precipitation in the Southwest of China, from Policy Perspective


Renjiang He et al. View all

Air Quality

According to the data from Luzhou environmental monitoring center from 2015 to 2018, the tendency of spatial-temporal and ion characteristics in precipitation have been analyzed in order to demonstrate the precipitation pollution status. Traditionally, the environment may become worse as the...

pH Precipitation +2 more

Hybrid Phytoremediation: an Ultimate Bio-Solution for Leachate


Atun RoyChoudhury et al. View all

In the recent era, utmost attention is paid towards exploring the alternative source of energies, being more specific green energies. In modern days, when growing energy scarcity is a hot topic and considered as a global threat, in that context a green technology capable of sustainably addressing...

Bioaccumulation Bio-fuel +6 more