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.
Feasibility Evaluation of a Biodiesel Plant fed by Recycled Edible Oils Comparing two Alternative Production Technologies
E2KW 2013
The present work is about the techno-economic evaluation of a biodiesel industrial unit that exclusively use recycled edible oils as feedstock, for two alternative production technologies. Nowadays, many biodiesel production units use a mixture of virgin vegetable oils and waste cooking oils. The...
Extraction, performance and emission characterization of diesel engine using waste lipolytic microorganism biodiesel
Sustainable Energy
In this study, milk waste water will be extracted, transformed into Lipolytic microorganism’s biodiesel (LMD) using transesterification, and tested for appropriateness as an alternative, sustainable, renewable source for IC engines. The properties of the created blends of biodiesel were investigated...
Environmental emission characteristics of diesel engine performance using biodiesel by cotton and pumpkin seed
Air Quality
The hunt for alternative fuels that may be utilized in place of conventional fuels is intensifying quickly since the availability of fossil fuels is dwindling daily. In this work, biodiesel derived from pumpkin and cotton seed oils is presented for use as diesel engine fuel. Related to diesel, the...
A preliminary effort to reduce carcinogenic polycyclic aromatic hydrocarbons from diesel exhaust by using different blends of diesel and synthesized Biodiesel
Environmental Sciences
In the present investigation, an attempt for the reduction of six hazardous air Pollutants (HAPs) from diesel exhaust by different blends of diesel and biodiesel has been made. The synthesis of biodiesel has been done from Jetrofa, Linseed Castor and Karanja oils which are commonly used in the...
Efficiency of Food Waste Activated Carbon in Treating Biodiesel Plant Effluent: Impact on Process Conditions and NaOH Recovery
Water and Wastewater Treatment
In work illustrated, the mixed food reject was carbonized and further activated with zinc chloride for biodiesel washwater treatment experiments. Biodiesel washwater is one of the significant side streams generated during biodiesel production from waste cooking oil. The food waste activated carbon...
Degradation study of engine polymeric components using soybean biodiesel
General
An engine industry from Caxias do Sul city (RS, Brazil) has developed tests with biofuels to adapt their products to new fuel trends. Thus, this study aims to examine the components of their engines with potential degradation in the biodiesel usage. The most important aspects that were studied...
Boosting biodiesel production from waste vegetable oil water using Acid-Base Sequential Catalysis
Biowaste
The use of active and recyclable catalysts is advantageous for catalytic biodiesel synthesis from waste vegetable oils which is in demand owing to frequent calls on environmental pollution and for clean renewable energy production. For this study, homogenous catalysts are effective at converting...
Impact on Green Synthesised Al2O3 Nanoparticles on Performance and Emission Properties as Biodiesel operated diesel engine
Sustainable Energy
Global warming and pollution are two of the numerous causes of environmental issues due to industrial wastes and greenhouse gases. As a result, efforts are being made to limit emissions in order to mitigate these issues and reduce pollution. Given that fuel supplies are running low, biodiesel is one...
Environmental and Chemical Changes in Palm Oil Biodiesel using Homogeneous Catalysts
Sustainable Energy
The production of biofuels in several nations has increased dramatically in recent decades. Their characterization necessitates the use of distinct assessment methods. A commercial diesel specimen is compared to the properties of the biodiesel using electrochemical impedance spectroscopy, linear...
Critical Review on Effect of CI Engine Performance and Emission from Nano Particle Blended Biodiesel Combustion at various fuel injection pressures
Emerging pollutants
In recent years, Due to the depletion of petroleum reserves and rising environmental concerns, alternative fuels have attracted a lot of attention. This study investigates the combustion, emissions, and performance properties of diesel engines running on biodiesel-diesel blends. Recent developments...
Utilization of coconut and jojoba wastes for lipases production by Aspergillus niger and applied it for biodiesel production
General
Industrial wastes represent a huge issue for the environment and precious materials for microbial growth. Utilizing these wastes in different fermentation process decrease the costs of production, materials, energy, and represent an eco-friendly way of waste recycling. Aspergillus niger (ASU49) is...
Oxidative Degradation and Performance of Jatropha Biodiesel Blends: Implications for Clean Energy and Sustainability
Sustainable Energy
This study investigates the oxidative stability of Jatropha biodiesel and its blends with diesel over 180 days of storage. Jatropha oil was extracted using mechanical and chemical methods and then converted into biodiesel through transesterification. The biodiesel, both pure (B100) and blended at 5%...
The role of epoxidation on Camelina sativa biodiesel properties
E2KW 2013
An unstandarised biodiesel made from Camelina sativa oil, having over a 90 percent by weight of unsaturated fatty acids, were transformed into an epoxidised biodiesel that satisfy the requirements for iodine value, linolenic acid methyl ester content, cetane number, polyunsaturated fatty acids...
Prosopis julifera oil: optimization and biodiesel production
Sustainable Energy
More strict environmental rules and pollution from fossil fuels necessitate cleaner fuels like biodiesel. Production of diesel automobiles has decreased in recent years due to a serious issue with air pollution caused by increased emissions of toxic gases. The most encouraging fuel currently is...
Extraction of biodiesel from wastewater using microalgae Chlorella Vulgaris
Water and Wastewater Treatment
An experimental research on production of biodiesel from lipids of chlorella vulgaris has been done through transesterification reaction process. The series of chlorella vulgaris cultures has been carried out and the optimum growth time was determined. The biodiesel synthesis is processed by two...
Sustainability study of biodiesel from Acrocomia totai
E2KW 2013
The aim of this work is to quantify the life-cycle emissions in terms of CO 2 equivalent grams per megajoule of biodiesel produced from Acrocomia totai, a native oily seed from Paraguay, according to Directive 2009/28/EC. The other key point is to calculate the amount of energy invested to get a...
Impact of Oxy-Additives on diesel engine performance and emission parameters using Waste cooking oil biodiesel
Air Quality
From the last two decades, the amount of waste materials recycled into useable energy sources has grown in popularity due to the fast rise in energy demand caused by the world's population growth. In other words, the conversion of garbage into energy will undoubtedly become an essential topic in the...
Utilizing Manilkara zapota seed oil for biodiesel production and conducting an investigation into its properties and characteristics
Biowaste
Biodiesel can be derived from the oils of fruit seeds for powering diesel engines, and this study focuses on extracting biodiesel from Manilkara Zapota seeds, which are readily available and not intended for human consumption. The primary aim is to underscore the use of non-edible oils as a cost...
Numerical and experimental analyses for performance and emissions assessment of a four-stroke engine powered by oleic acid methyl ester biofuel made from waste frying oil
Sustainable Energy
Recently, several earlier works conducted research works dedicated to replacing fossil-based fuels with environmentally friendly ones. The goal of the research is to construct a multivariate linear regression model for the attributes of a four-cylinder diesel engine fueled by biodiesel. In this...
An experimental study on the thermal efficacy, combustion and exhaust characteristics of a CRDI CI engine fueled with a novel pedicel biodiesel
Emerging pollutants
In contemporary industrialization, the prevalent occurrence of energy crises and emissions poses significant challenges, necessitating the exploration of alternative fuel sources and the implementation of measures to minimize hazardous emissions. These efforts are crucial for attaining the...
Experimenting the Various Behavior of Pumpkin Seed Oil Methyl Ester with Varied Injection Pressure – Combustion and its emission performance
Air Quality
Because of its better physio-chemical qualities, biofuel is indeed a viable substitute source of energy for diesel vehicles. The biofuels used in this study is synthesized from pumpkin seed oil using the esterification reaction technique. The biodiesel was synthesized under ideal conditions and was...
Influence of the Injector Nozzle on Hydrogen-Powered Juliflora Biodiesel in HCCI Engines: A Surface Response Methodology Approach
Sustainable Energy
Hydrogen is a possible future energy carrier due to its production potential from renewable resources and compatibility with existing diesel engines with minor changes in dual-fuel mode. Various studies have explored modifying engine structure, optimizing operating conditions, adjusting engine...
Combustion of biofuels-diesel blends in an isothermal oven
Sustainable Energy
In this work, combustion process of diesel and biofuel blends is studied experimentally in an isothermal oven. Blends with respectively 20%, 40% and 60% of Ethanol (E20, E40, E60), 20%, 40% and 60% of Methanol (M20, M40, M60), and 20%, 40%, 60%, 80% and 100% of Biodiesel (B20, B40, B60, B80, B100)...
Effects of microbiological contamination in the quality of biodiesel fuels
General
The introduction to the European Market of biodiesel blends along with the minimization of the sulphur content in automotive diesel has rejuvenated the research interest on the microbial stability of diesel fuel. Several microorganisms are able to metabolize hydrocarbons contained in conventional...
A multi-variant approach to optimize process parameters of two-step pretreatment of high FFA Prosopis juliflora oil
Air Quality
A feasible alternative fuel for diesel engines in recent days is biodiesel, which can be produced from both edible and inedible feedstock. When considering the economic and environmental aspects, there is a considerable academic interest among researchers in the transesterification of non-edible...
Thematic areas
Circular economy
Climate change and air pollution
Solid waste management
Water and wastewater
Optimization of Nozzle Hole Number for Dual Fuel Operation Using Biodiesel Blends: A Response Surface Methodology Approach
Sustainable Energy
19-12-2024
Radioactivity and radon exhalation from cat litter – Is there an issue?
General
19-12-2024
Influence of the Injector Nozzle on Hydrogen-Powered Juliflora Biodiesel in HCCI Engines: A Surface Response Methodology Approach
Sustainable Energy
19-12-2024
Bioclimatic Analysis and Proposal of Bioclimatic Strategies for Buildings: Case Studies in Santo André, São Paulo, Brazil
Climate change mitigation...
14-12-2024
Prosopis julifera oil: optimization and biodiesel production
Sustainable Energy
14-12-2024
Deploying and sensing the air quality index using internet of things and spark model
Air Quality
14-12-2024
Study on Eco-environmental Quality Evaluation of Rural Tourism Area Based on Factor Evaluation Method
Environmental Management and...
14-12-2024
The Impact of Industrial Competitiveness on Carbon Emission Intensity: Evidence From Improved EKC Model
Climate change mitigation...
14-12-2024
Multivariate time series weather forecasting model using integrated secondary decomposition and Self-Attentive spatio-temporal learning network
Climate change mitigation...
14-01-2025
Impact of Artificial Intelligence Technology on Carbon Emission Intensity of Energy Consumption in China and Examination of Spatial Effects
Environmental Management and...
14-01-2025
A Novel Approach for Predicting Particulate Matter 2.5 and 10 Concentration using Modal Autoformer and Seq-2Seq Model
Air Quality
14-01-2025
Enhanced Deep Maxout Network for Monitoring Particulate Matter 2.5 and 10 Concentration in Air via Interpolated Data Smoothing
Air Quality
14-01-2025
The Impact of Formulation and Process Variables on the Formation of Chitosan-Alginate and Chitosan-Pectin Nanoparticles
Nanomaterials in the environment:...
14-01-2025
Air Quality Prediction Using a U-Net Inspired 1D-CNN with Attention Mechanisms
Air Quality
14-01-2025
Comparative Adsorption of Synthetic Dyes Using Low-Cost Biosorbents: Analysis of Thermodynamics and Isotherms
Water and Wastewater...
12-01-2025
Bioremediation Potential of Biochar, Compost and Bacillus sp. N18 for lead Contaminated Soil and Improving Physiological and Morphological Attributes of Maize
Ecology, environmental change...
12-01-2025