The Global NEST Journal is an open access journal that publishes original research articles, short papers and critical reviews on all aspects of Environmental Science and Technology. These comprise, but are not limited to, Pollution Control Technology, Global Environmental Change, Air Quality, Water Quality, Water and Waste Water Treatment, Solid Waste Management, Hazardous Substances and Risk Analysis, Emerging pollutants. Relevant topics incorporating the methodologies and state of the art of disciplines such as Environmental Management Policies, Ecosystems and Natural Resources Management, Hydrology and Water Resources Management, Clean Energy and Sustainability are included.
Submitted manuscripts are initially reviewed by the editor and selected after rigorous peer review by scientists in order to assess the significance, originality and appropriateness for publication.
Articles submitted to Global NEST Journal benefit from its broad scope and readership. We aim for a turnaround time of 4 weeks from submission to first decision.
Global NEST Journal is addressed to professionals in Academic, Consulting Offices, Government Agencies and Organisations, as well as others responsible for the investigations, evaluation of complicated environmental issues of global interest.
Effects of dimethoate, an organophosphate insecticide, on photosynthesis of five selected phytoplankton species
Environmental management and policy
Dimethoate is an organophosphate (OP) insecticide used in agriculture to kill insects. However, information on the effect of the insecticide on non-target organisms like phytoplankton is sparse. When dimethoate enters water ecosystems, it affects the photosynthesis of the phytoplankton cells. The...
Strategies for hydrogen peroxide dosing based on dissolved oxygen concentration for solar photo-Fenton treatment of complex wastewater
Hydrogen peroxide consumption is known to be one of the key parameters of the photo-Fenton process responsible for its high operating costs. The purpose of this study was to find out whether adding dissolved oxygen to the reaction medium in a continuous stream of pure oxygen or air with different H...
The Chemical and Biochemical Oxygen Demand Reduction By Armillaria tabescens In Malathion Supplemented Culture Medium
Water and wastewater treatment and reuse
The extensive use of pesticides for controlling insects has been widely used in agricultural activities. However, the indiscriminate use of the pesticides has inflicted serious harmful problems to humans in the ecosystem. Our study aims to evaluating the capacity of Armillaria tabescens to remove...
Biological Removal NOx from Simulated Flue gas in aerobic biofilter, by Jiang R., Huang S.B. and Yang J.
General
A bench-scale biofiltration system was developed to evaluate the NOx removal efficiency under high oxygen concentration. The system had been running for 120 days and kept on a steady NOx removal rate above 80%. A stable NOx removal with an efficiency of more than 80% from the gas phase can be...
Aeration / Stripping of n-Butyl Mercaptan in aqueous environment
General
Μany applications in water quality management have a common key water quality parameter, dissolved oxygen, resulting to the critical role of aeration. On the other hand, in municipal and industrial wastewater, especially where aeration is applied, the presence of volatile organic compounds (VOCs)...
Chemical oxygen demand reduction from coffee processing waste water – A comparative study on usage of biosorbents prepared from agricultural wastes
Water and wastewater treatment and reuse
The utilization of three novel and distinct agricultural waste materials, namely casuarina fruit powder (CFP), sorghum stem powder (SSP) and banana stem powder (BSP) as low cost adsorbents for reducing chemical oxygen demand (COD) levels of coffee industry wastewater has been examined. Prepared...
Kinetic characterization of nitrifying pure cultures in chemostate
General
The process of nitrification in wastewater treatment is widely accepted as a two-step process. In the first step the ammonia is oxidized to nitrite, a process considered to be carried out mainly by the Nitrosomonas sp., while in the second step the Nitrobacter sp. oxidizes the nitrite to nitrate...
Treatment of textile wastewater using a novel electrocoagulation reactor design
Water and wastewater treatment and reuse
This study explored the best-operating conditions for a novel electrocoagulation (EC) reactor with the rotating anode for textile wastewater treatment. The influence of operating parameters like inter-electrode distance (IED), current density (CD), temperature, pH, operating time (RT), and rotation...
Degradation of Total organic carbon (TOC) and Chemical oxygen demand (COD) in Petroleum wastewater by solar Photo-Fenton process.
Water and wastewater treatment and reuse
The aim of this study is to investigate the performance of solar photo-Fenton process (H2O2/Fe2+/Solar) to treat petroleum wastewater from Sohar oil Refinery, Oman. The effect of operating conditions such as pH, reaction time, Fenton ratio, and Fenton reagent concentrations are investigated. The...
In-situ Construction of TiO2/Ag Heterojunction Coating for Forming a Photocatalytic Self-cleaning Surface of Concrete
Water and wastewater treatment and reuse
As a widely used construction material, concrete is an ideal substrate for environmental functional materials. However, ordinary concrete lacks pollution resistance. When exposed to the natural environment, it is easily susceptible to microbial growth or organic contamination. Therefore, it is...
An experimental and mathematical simulation of biological processes in a sewerage system
General
Sewer systems may often operate as bioreactors causing considerable wastewater quality changes and in some cases reducing the pollution load conveyed to the treatment plant. Conceptually, transformation of organic matter takes place both in the bulk water (by suspended micro-organisms) and by the...
Comparison of thermophilic and mesophilic anaerobic treatment for potato processing wastewater using a contact reactor
Water and wastewater treatment and reuse
In this study, different organic loading rates (OLRs) ranging from 1.1 to 5.0 kg COD/m3·day were used to assess the performance of an anaerobic reactor at the optimum mesophilic (35°C) and thermophilic (55°C) temperatures. The methane gas production rate of the thermophilic treatment was higher than...
Gas injection into aeration tanks
General
Aeration is one of the most common stages in the liquid waste clarification process. Most aeration tanks are equipped with aeration devices that inject oxygen to enhance the biodegradation of the liquid waste. In this work an aeration process is simulated, where the air is injected from the bottom...
Combining Dissolved Air Flotation (DAF) and Modified Moving Bed Biofilm Reactors (MMBBR) for Synthetic Oily Wastewater Treatment
Water and wastewater treatment and reuse
Numerous industrial processes, including petroleum refining, food production, car washes, leather manufacturing, and slaughter houses, generate significant volumes of wastewater due to their substantial water consumption during processing. The presence of oily wastewater has detrimental effects on...
Evaluvation of Paper recycling Wastewater Treatment Accompanied by power generation using Microbial Fuel Cell
Water and wastewater treatment and reuse
This study investigates the feasibility of using cathode catalyst (Iron phthalocyanine (FePc) combined multi walled carbon nano tubes (MWCNT) and compares the oxygen reduction rate under different conductivity of catholite solution (50 mM, 100mM) in double chamber Microbial Fuel Cell. Microbial fuel...
Experimental investigation of biogas production from cytrus waste: Co-digestion with cattle manure
Sustainable Energy
Biogas production through anaerobic co-digestion of a mixture of cattle manure and citrus waste using an experimental facility for testing the biochemical methane potential (BMP) was investigated. No buffer solution is added to the mixture in order to use the buffer capacity from cattle manure...
Microbial community dynamics and stability assessment during green waste composting
General
Green waste (leaves, grass and shredded twigs) was composted for 5.5 months in a wooden composting bioreactor, of 1 m3 capacity, using both passive convective aeration, facilitated by the design of the bioreactor, and manual turning. Temperature was measured daily, while samples were analysed for...
Foaming control in activated sludge treatment plants by coagulants addition
General
This paper presents the results of an investigation that aimed to evaluate the efficiency of various inorganic coagulants and organic polymers to combat filamentous foaming and bulking problems, caused by the proliferation of M. parvicella and/or Gordona amarae. The duration of the investigation...
Ecological toxicity of microplastics, aluminum and their combination to ectomycorrhizal fungi (Lactarius delicious)
Environmental Toxicology and Biogeochemistry of Ecosystems
To investigate the combined toxic effects of microplastics and aluminum (Al) on ectomycorrhizal fungi, Lactobacillus delicious (Ld) was selected as the experimental subject to conduct research on monodisperse polystyrene microplastics (PS-MPs) (0, 20, 100, 200 mg L-1) and Al3+ (40 mg L-1) single...
An experimental study on Bio-gas production by anaerobic digestion of RiceMill Wastewater (RMW)
General
With the rising interest for sustainable power source and ecological security, anaerobic digestion of biogas technology has attracted considerable attention within the scientific researchers. This paper proposes a new research achievement on biogas production from Rice Mill Wastewater (RMW) with the...
Smooth nickel - a suitable anodic material in new alkaline fuel cells sulphite/oxygen
Sustainable Energy
The anodic oxidation of sulphite ions was studied by voltammetric techniques on a nickel electrode in alkaline solution at various concentration of sulphite and polarization rate. The kinetic parameters of the electrode process have been determined using Tafel plots method and a mechanism of the...
Biological treatment of water contaminated by hydrocarbons in three-phase gas-liquid-solid fluidized bed
General
Biological treatment has been carried out in two different systems: aerated closed and threephase fluidized bed reactors for hydrocarbons removal from refinery wastewaters. For the two systems, hydrodynamic study allowed the determination of operating conditions before treatment experiments. Then...
Kinetic study of inorganic carbon (IC) removal and COD removal from refinery wastewater by solar Photo-Fenton.
Water and wastewater treatment and reuse
This study evaluated the effectiveness of solar Photo-Fenton’s technique (H2O2/Fe2+/Solar) to treat the refinery wastewater. The experimental data were analyzed using the first and second-order kinetic models. The results clearly indicated that the pseudo-second-order models gave better prediction...
Anaerobic co-digestion of low Chemical oxygen demand concentration sludge mixture by different pretreatment methods
Solid Waste Management
Three laboratory scale systems were operated to study the anaerobic co-digestion of sewage sludge with the excess activated sludge and cattle manure which contained low COD concentration. The experiments were performed to evaluate the effects of different methods of pretreatment. Since the poor...
Determination of optimal conditions in decolorization of disperse dyes in aqueous solution by ozonation
Water and wastewater treatment and reuse
In this study, water-soluble disperse dyes [Disperse Violet 93 (DV93); Diffused Blue 79 (DB79); Disperse Orange 30 (DO30)] color removal by ozonation, which is one of the advanced treatment methods of synthetic dye waste solutions containing and whose decolorization conditions have not been...
Hydrology and Water Resources Management
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Sustainable Energy
09-04-2025
Air pollution and health
04-04-2025
Environmental management and policy
03-04-2025
Air pollution and health
02-04-2025
Sustainable Energy
31-03-2025
Water and wastewater treatment and reuse
31-03-2025
Environmental management and policy
27-03-2025
Air pollution and health
26-03-2025
Environmental management and policy
13-05-2025
Solid Waste Management
12-05-2025
Hydrology and Water Resources Management
12-05-2025
Circular Economy and Bioeconomy
12-05-2025
Water and wastewater treatment and reuse
12-05-2025
Circular Economy and Bioeconomy
12-05-2025
Environmental management and policy
09-05-2025
Climate change
09-05-2025
Water and wastewater treatment and reuse
07-05-2025
