Skip to main content

Issue 4

Global NEST Journal cover

Global NEST Journal

ISSN numbers


Issue number
Publication month

Optimization of Acid-Assisted Extraction of Pectin from Banana (Musa Acuminata) Peels by Central Composite Design


Muhammad Yousaf Arshad et al. View all

Solid Waste Management

Pectin extraction from various fruits and its application in food products have been debatable issues for ages. We conducted our research on the biomass wastes of the food industry, primarily banana (Musa Acuminata) peels, in order to develop a modified procedure for the effective extraction of this...

Central composite design Pectin Extraction +9 more

Analysis of flood frequency using plotting position methods and Gumbel’s method: Vaigai River basin, Southern India


M Ramasamy et al. View all

Water Resources Management

Estimation of annual peak flood flow has considerable financial influence, as this can pave numerous ways for water resources planning, design of hydraulic structures, and sustainable management of these valuable resources at an optimum benefit. Six standard plotting position methods coupled with...

Hydraulic structures Peak flood flow +2 more

Removal of methyl violet 2B dye from aqueous solution by adsorption onto raw and modified carobs (Ceratonia siliqua L.)


Salima Merghache et al. View all

Water and Wastewater Treatment

In the present study, fruits of Ceratonia siliqua L. (carobs) were used as an alternative low cost biosorbents to remove a cationic dye, methyl violet 2B (MV) which has broad applications in paints, textile and printing ink, from aqueous solutions. The untreated (CRM) and thermal treated carobs (CC)...

Ceratonia siliqua L. Methyl violet 2B +5 more

Multi Object Detection and Classification in Solid Waste Management using Region Proposal Network and YOLO model


S V Jansi Rani et al. View all

Solid Waste Management

Rapid urbanization has given us many benefits in terms of giving us a better standard of life, but it sure has brought a lot of problems with it. Solid waste management is a major issue that has been in the forefront of the issues caused by urbanization. It has brought a lot of domains together...

classification Detection Solid waste +4 more

Biosorption of heavy metal ions from the aqueous solutions using groundnut shell activated carbon: batch adsorption, kinetic and thermodynamic studies


D. Zunaithur Rahman et al. View all

Water and Wastewater Treatment

Batch adsorption studies of heavy metals were carried out using activated charcoal groundnut shell powder as an adsorbent material. The groundnut shell was collected and synthesized by chemical synthesis to convert it into charcoal form. The prepared adsorbent’s pore size & surface area was analyzed...

Industrial effluent Heavy metals +4 more

Block-level Drought Assessment using Rainfall and Remote sensing Data


Murali Krishna T et al. View all

Floods, Droughts and Water scarcity

Drought is a disastrous natural phenomenon. It is generally viewed as a sustained and regionally extensive occurrence of below average natural water availability either in the form of rainfall, river runoff or groundwater. Drought is defined based on different factors and generally assessed in...

drought Meteorological drought +4 more

Biosorption of Nitrate by Thermodynamic and Kinetics study using Tamarind Fruit Shells


Senthil Rajan Murugesan et al. View all

Water and Wastewater Treatment

The majority of nitrate (NO3‾) pollutants come from a different type of industries. Even if present in low amounts, these nitrates are harmful to humans and aquatic systems. This research investigated the utilisation of Tamarind Fruit shell (TFS) as biosorbent in the removal of Nitrate from aqueous...

Biosorption Endothermic +3 more

Comparison of the Start-up and Long-term Operation Characteristics of floc sludge and biofilm Integrated Anammox Reactors


Qiongqiong Xia et al. View all

Water and Wastewater Treatment

Integrated anammox process has competitive advantages of low energy and carbon consumption in nitrogen removal. Because of the coupling of partial nitrification and anammox process, complex physicochemical and biological interactions occur in integrated anammox reactors, and long-term operation...

integrated anammox reactors long-term operation +4 more

Recent advances in Ecological Aspect For prediction model based on ECG beat classification using neural network


Dr Vaneet Kumar et al. View all

Environmental Management and Policies

The ecological aspects such as environmental factors, socio-economic constraints, and demographic parameters are one of the key aspects of examining the health benefits of human subjects and are used as a ready reference in ecosystem modeling. Ecosystems are growing at an extraordinary speed around...

Keywords: Ecological Anthropogenic +7 more

Empirical correlation with dimensionless parameters for following the kinetic separation performance via reverse osmosis desalination process of groundwater


Ahmed AZIZI et al. View all


The present paper carries for novel modeling that are often used for evaluate the kinetic performance of groundwater reverse osmosis (GWRO) desalination system by empirical correlation with dimensionless parameters. About three hundred dimensionless empirical correlationshave been proposed and...

dimensionless empirical correlation reverse osmosis process +2 more

Recent Advancements in Plant-Based Natural Coagulant Application in the Water and Wastewater Coagulation-Flocculation Process: Challenges and Future Perspectives


Mohammed Shadi S. Abujazar et al. View all

Water and Wastewater Treatment

Growing environmental awareness coupled with stricter regulations has pushed various industries to look for appropriate technologies to treat wastewater. Natural coagulants have recently been used as part of water and wastewater technologies due to their performance, cost-effectiveness when compared...

Plant-based Coagulant Natural Coagulant +2 more

Evaluation of waste water treatment technologies by combined analytical hierarchy process and grey relational analysis


G Sasikumar et al. View all

Water treatment

Recycling of wastewater is an important issue as it is used for many important applications such as industries, agriculture, household applications and due to water scarcity across the different countries. Wastewater treatment is an important activity as it protects human being and the ecosystem...

Waste water treatment MCDM +3 more

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


Motasem Alazaiza et al. View all

Water and Wastewater Treatment

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

Arid Lands Flood Evaluation and Mitigation Measures Using HEC-HMS Model and Best Management Practices (BMPs)


Ahmed N. Bdour et al. View all

Climate change mitigation and adaptation

This study emphasis on draining and slowing runoff volumes in arid and semi-arid lands regions using HEC-HMS model linked with various Best Management Practices (BMPs) alternatives. The proposed methods may help significantly in reducing flash flood precipitation and improving instream water quality...

Flash Flood Arid Land +3 more

Circular Economy and public policies in the face of the new normality


Miguel García et al. View all

Circular economy

The paradigm of Circular Economy within the framework of sustainable development has been consolidated in recent years. Nowadays, and given the urgency to adopt policies that allow to relaunch the economic activity after the crisis caused by the CoVid-19 pandemic, it is relevant to synthesise the...

Circular economy overview of reviews +2 more

Total Coliform Reduction in Drinking Water Based on Variations in Reverse Osmosis Membrane Pressure


Elanda Fikri et al. View all

Water and Wastewater Treatment

Water is the most important substance. Drinking water in the industry comes from raw water and is treated through a heating process. The results of laboratory tests on raw water used for drinking water are 41 MPN/100ml, so it is necessary to process raw water into drinking water using Reverse...

Coliform Reverse Osmosis Membrane +1 more

Artificial Neural Network and Weighted Arithmetic Indexing Approach for Surface Water Quality Assessment of the Brahmani River


Madhusmita Ghadai et al. View all

Water Quality

An approach was used in this study to relate the predicted and calculated water quality index (WQI) of the Brahmani River. The WQI was predicted using an artificial neural network (ANN) tool, and the weighted Arithmetic Index technique was used to calculate the WQI (WAI). The WQI is calculated using...

ANN Brahmani River +3 more

Boron Removal from Synthetic Hydraulic Fracturing Wastewaters by Hybrid Nanofiltration/Complexation Process


Dr. Hasan Koseoglu et al. View all

Water and Wastewater Treatment

The primary purpose of this study is to investigate boron removal from synthetic hydraulic fracturing wastewater by membrane processes. The effects of pressure, pH, feed concentration, and polyol concentration on boron removal were determined using a cross-flow, flat-sheet membrane test unit. The...

Boron removal hydraulic fracturing +3 more

Trend analysis of long-lasting air temperature and precipitation time series in a mountainous fir forest in central Greece. Implications for nitrogen uptake by plants


Konstantinos Kaoukis et al. View all

Climate change mitigation and adaptation

In the present work meteorological data, concerning temperature and precipitation in a mountainous Bulgarian fir (Abies borisii-regis Mattf.) forest, was analyzed in order to find trends for the period 1973-2019. The results showed that temperature values on annual and seasonal base, especially in...

fir forest Trends +4 more