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Volume

Volume number
24
Publication year
2022

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

by

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

by

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.)

by

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

by

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

by

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

by

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

by

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

by

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

by

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

by

Ahmed AZIZI et al. View all

Desalination

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

by

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

by

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

by

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)

by

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

The Conversion of SO2 by Hydrogen Oxidation Branching Vhain Reaction

by

Arutyunyan A. et al. View all

Air Quality

The Conversion of SO2 by Hydrogen Oxidation Branching Chain Reaction A.A. Arutyunyan Institute of Chemical Physics after A.B. Nalbandyan NAS of The Republic of Armenia, 5/2 Paruyr Sevak St., Yerevan 0014, Republic of Armenia E-mail: harhasmik@mail.ru The process of SО2 conversion in the hydrogen...

Key words: sulfur sulfur dioxide +3 more

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

by

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

by

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

by

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

Advanced deep learning method for Aerial image segmentation of landscape changes in pre-and post-disaster scenarios

by

Pushpa latha C et al. View all

Environmental data analysis and modelling

The precise analysis of conditions in the landscape before and aftermath of the disaster is a mandatory challenge in aerial image landscape monitoring. The change in patterns of landscape, damaged pathways, and damaged areas will have a major impact without monitoring and redevelopment. Therefore...

landscape monitoring aerial image +3 more

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

by

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

Turbidity Reduction of Groundwater by Using Nanomagnetic Adsorbent Composite (NMAC): Process Optimization by 3k Factorial Design and Analysis

by

Palsan Sannasi Abdullah et al. View all

Water and Wastewater Treatment

The widespread use of alternative water sources in Kelantan encourages the development of cost-effective methods for the purification of water. A simple and straightforward adsorption process using a nanomagnetic adsorption composite (NMAC) was introduced in this study as a new adsorbent for the...

Activated carbon adsorbent +4 more

Utilization of coconut and jojoba wastes for lipases production by Aspergillus niger and applied it for biodiesel production

by

Ghada Abd-Elmonsef Mahmoud et al. View all

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...

wastes recycling +4 more

High Selectivity and Adsorption Capacity for Congo Red Toward Anionic Dyes by Adsorbent: Modified LDH with Hydrochar Made from Nephelium Lappaceum Peel

by

Aldes Lesbani et al. View all

Water and Wastewater Treatment

Synthesis of Ni/Al-LDH prepared into Ni/Al-Hc composites using hydrochar from rambutan peel (Hc) and applied as a congo red adsorbent and analyzed based on adsorption selectivity, kinetics, isotherms, adsorption thermodynamics and recycling. The success of Ni/Al-Hc composite preparation was proven...

Modified LDH Hydrochar +3 more

Trends in renewable energy: an overview

by

Sotiris Lycourghiotis et al. View all

General

This essay deals with the prospects of supplying humanity with energy in the twenty-first century. The gradual replacement of fossil fuels by green electricity, hydrogen and biofuels is examined in the context of deteriorating climate change and the ongoing depletion of fossil fuels. The production...

Global warming Climate change +5 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

by

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

EVALUATION OF THE PERFORMANCE OF PACKED BED COLUMN FOR HEAVY METAL ION REMOVAL USING RICE HUSK POWDER COATED WITH IRON OXIDE NANO-PARTICLES

by

Yogeshwaran V et al. View all

Water and Wastewater Treatment

The packed bed column study investigated the removal of toxic metal ions (Cr, Pb & Zn) using rice husk coated with iron oxide nanoparticles as an adsorbent material. The chemical fusion process prepared the nanomaterial adsorbent, and iron oxide capping provides stability to the prepared nano...

Fixed bed column Rice husk +3 more

Scenedesmus regularis: An alternative biosorbent for the efficient and fast removal of methylene blue

by

Başaran Kankılıç G. et al. View all

Water and Wastewater Treatment

This study focused on removing methylene blue (MB) from aqueous solutions using microalga Scenedesmus regularis as a biosorbent. The biomass was characterized by Fourier transform infrared spectroscopy (FT-IR) and field emission scanning electron microscopy (FE-SEM). The difference in thermal...

Microalgae Adsorption +4 more

Adsorption of Dyes Using Natural Minerals: A Review

by

Asawer Mahdi Subhi et al. View all

Water and Wastewater Treatment

Adsorption is an effective and widely technique used for separation many pollutants from wastewater. Pollution of water with color material such as dyes is of environmental concern due to their toxicity and cause carcinogenic effects on human and aquatic life. These dyes are presented into the water...

dyes Waste water treatment +3 more

Effect of UV irradiation on microbial structure, metabolic pathways and functional genes of nitrogen metabolism in highland wastewater

by

Zong Yong Chen et al. View all

Water and Wastewater Treatment

In this experiment, in the background of the plateau environment, the effects of ultraviolet irradiation on the microbial community structure, metabolic pathways and nitrogen metabolism function genes of sewage were studied at 0 (control group), 5, 10, 30, and 180 min. The results showed that the...

ultraviolet irradiation highland sewage +3 more

Waste Treatment of Milk Using Aerobic And Anaerobic Honeycomb Waste Processing System To Reduce COD, Bod, NH3N,TSS, Oil, Fat And pH

by

Elanda Fikri et al. View all

Water and Wastewater Treatment

The dairy industry is one of the industries that continues to grow in Indonesia in line with the large demand for dairy foods. Liquid waste originating from the dairy industry has a special character, namely susceptibility to bacteria. This waste is very easy to decompose and if it is not...

Milk Liquid Waste Bamboo Honeycomb Biofilter +2 more

Evaluation of heavy metal contamination in indigenous fruits and associated human health risk: evidence from Fuzzy-TOPSIS approach

by

Shaukat Ali et al. View all

Hazardous Substances and Risk Analysis

In Gilgit-Baltistan, urbanization, transportation, unplanned small-scale industry, kitchen waste, inorganic fertilizers, pesticides, insecticides, and weedicides contribute to agricultural field contamination, creating severe health risks. This study aims to determine the health risks caused by...

Heavy metals indigenous fruit +2 more

Benefits, Challenges and Sucess Factors of Water Safety Plan Implementation: A Review

by

Motasem Alazaiza et al. View all

Water Resources Management

Drinking water supply is a preeminent to public health, environmental protection, quality of life, economic activity, and sustainable development. Many disasters are being recorded due to poor water quality every day. In this case, it is essential to assure safe water demand through continuous...

Water Safety Plan water consumption +2 more

Depollution of Synthetic dyes From Wastewater Using Polyazomethine/TiO2 And Polyazomethine/ZnO Nanocomposites Via Photocatalytic Process

by

Pradeeba S J et al. View all

Water and Wastewater Treatment

We propose a simple method for synthesising Poly(azomethine), ZnO, TiO2, poly(azomethine)/TiO2, and poly(azomethine)/ZnO nanocomposites using an ultrasonication process, as well as the use of these nanomaterials for photocatalytic degradation of organic dyes (Methylene blue (MB), malachite green (MG...

Organic dyes sunlight irradiation +4 more

Eco-water diversion project is not a simply measure to improve the ecological environment

by

chunyan zhao et al. View all

Climate change mitigation and adaptation

The Heihe River is the second longest inland river in China, which is one of the most important inland river basins in the northwest area. The effect of drought on ecological environment can be exacerbated by climate change. Eco-water diversion project was implemented since 2000 to solve the...

eco-water diversion project soil water +3 more

Feasibility of spent macroalgae biochar for removal of Acid Red 88 (AR) dye from its aqueous solution

by

Thinakaran E et al. View all

Water and Wastewater Treatment

Biochar was synthesized from Kappaphycus alvarezii reject (KR) remove the anionic azo dye, Acid Red 88 from wastewater. In this study, biochar was experimented in both batch and column adsorption studies. Batch adsorption studies were performed at varying temperature (25 – 40 °C), dosage (1 – 10 g)...

Adsorption Macroalgae +2 more

Seasonal variation of atmospheric total gaseous mercury and urban air quality in South India

by

Manikanda Bharath K et al. View all

Air Quality

This study analyses seasonal and regular variations in ambient atmospheric concentrations of total gaseous mercury (TGM), ancillary air pollutant concentrations, and their relationship to weather conditions of a megacity environment in India. Further, to correlate with TGM concentrations at...

Ambient air quality total gaseous mercury +4 more

Interaction Between High-Rise Building, Wind and Pollution in District Twenty-Two of Tehran Municipality, Iran

by

Majid Karimpour Reyhan et al. View all

General

The large cities are facing with a phenomenon called high-rise buildings which is due to the increasing of the population and also developing the cities. One of the negative impacts of high-rise buildings is the change in urban wind flow. Air pollutions is a major problem in the cities and the wind...

High-Rise Building wind +4 more

Treatment of oil production wastewater by membrane bioreactor

by

Mustafa ASLAN et al. View all

Water and Wastewater Treatment

Wastewater generated in oil production and refinery industries contains high levels of pollutions. Water from the oil production field is the largest source of wastewater in the oil production and refinery industry. It can cause environmental problems on a global scale due to its high volume and...

Membrane bioreactor oil production wastewater +3 more

Optimisation of enzymatic fermented glucose production of wild cocoyam starch using response surface methodology

by

Charles Odilichukwu R. Okpala et al. View all

Biodiversity conservation

​The enzymatic fermentation of starch from non-edible sources using Aspergillus niger could help supplement the increasing glucose demand within the Nigeria food supply chain. Also, response surface methodology could help optimise the glucose production of starch hydrolysed from cocoyam tubers. In...

Amylase enzyme Aspergillus niger +3 more

Investigating public awareness towards wastewater management in a small community

by

Mela Athina et al. View all

Water and Wastewater Treatment

A critical element for the successful management of wastewater is the active participation of residents in all stages of treatment in order to ensure public acceptance. The primary purpose of this study is to identify and analyze the specific views and attitudes of the inhabitants of Leros Island...

Sustainable wastewater management Environmental awareness +4 more

A Google Earth Engine tool to assess water budget and its individual components

by

Alexandra Gemitzi et al. View all

Hydrology and water resources

In the present work a new freely available web-based tool is developed within Google Earth Engine (GEE) that aims to support water agencies, farmers and public services acquire information on the water budget components in the areas of their interest. The tool makes use of the high-resolution land...

Water budget Remote Sensing +2 more

CORRELATION OF METEOROLOGICAL PARAMETERS TO CHARACTERIZE WIND SITES: A CASE STUDY OF N'GUIGMI, NIGER

by

MOUMOUNI GUERO Mohamed (elhmehd@gmail.com) et al. View all

Environmental data analysis and modelling

To assess the impact of climate change on wind regimes, we performed a statistical analysis of some meteorological parameters. Indeed, variables such as temperature, humidity, pressure, and insolation are rarely or not considered in the estimation of wind regimes and therefore in the...

Climate variability Principal component analysis +3 more

Influence of two phase flow on cake layer resistance and flux enhancement in spiral wound and submerged flat sheet microfiltration membrane modules

by

Tahir Maqsood Qaisrani et al. View all

Water and Wastewater Treatment

Gas sparging has emerged as an effective technique for control of particle fouling in different microfiltration membrane processes. However most of the research work carried out has been pertinent to hollow fiber and tubular membrane geometries. A little attention has been paid to evaluate the...

Microfiltration Gas-liquid two-phase flow +4 more

Removal of methylene blue from aqueous solutions with hybrid bioprocess: biosorption on modified cork powder and soluble turnip peroxidase

by

Azizi Ahmed et al. View all

Water and Wastewater Treatment

Methylene blue (MB) removal from aqueous media using hybrid bioprocess: biosorption on modified cork powder (SDS-cork) and soluble turnip peroxidase (STP) was investigated. Cork powder was modified with sodium lauryl sulphate (SDS). Chemical composition of the biosorbent were characterized by...

cationic methylene blue dye wastewater treatment +3 more

Effective removal of Direct Orange 26 dye using copper nanoparticles synthesized from Tilapia fish scales

by

Dr. Shumaila Kiran et al. View all

Nanomaterials in the environment: applications and effects

The performed work reports the manipulation of a collective local surplus solid (fish scales of tilapia) for the synthesis of copper nanoparticles. The technique was so customary to establish to be green, clean for the environment, and less expensive. Copper nanoparticles were synthesized using...

Tilapia fish scales copper nanoparticles +3 more

Green synthesis of magnesium oxide nanoparticles using leaves of Iresine herbstii for remediation of Reactive Brown 9 dye

by

Dr. Shumaila Kiran et al. View all

Water and Wastewater Treatment

Nanotechnology is the newest and one of the most promising areas of research in modern medical sciences. Metal nanoparticles possess extraordinary optical, thermal, chemical properties and are being widely used in industrial, electronics, and biomedical fields. It has presented its potential to...

Nanotechnology MgO-NPs +3 more

The effectiveness of plastic waste pyrolysis reactor with a zeolite catalyst as an appropriate technology in producing kerosene

by

Salma Aripin et al. View all

Solid Waste Management

Plastic waste is harmful to the environment due to its long-term decomposition process. Plastic waste is made out of hydrocarbon polymers, its chain bonds do not naturally decompose physically, chemically, or biologically. The plastic waste generated in Indonesia reaches up to 175,000 tons per day...

Plastic Waste Pyrolysis +2 more

Adsorption isotherm and kinetic studies for the decolorization of sunset yellow FCF dye using economically feasible low cost adsorbent

by

M.N.Nafisa Begam et al. View all

Water and Wastewater Treatment

The present communication attempts to explore the adsorption potential of Mixed Fruit Peel Waste (MFPW) to remove Sunset Yellow FCF dye from an aqueous solution. The MFPW is a low-cost adsorbent prepared from the peels orange, watermelon and banana. The characterization of MFPW was made through FTIR...

Adsorption sunset yellow +1 more

Statistical Downscaling of Regional Climate Model: A Case Study in Penang Island, Malaysia

by

Kok Weng Tan et al. View all

Global Environmental Change

Flooding events are the most devastating natural disasters that Malaysia had experienced these recent years. It has become a challenge for the government and society to mitigate the flood events that occurs naturally, especially when climate change had worsened the situation. This study focuses on...

Regional Climate Model Statistical downscaling +3 more

Synthesis, Characterization of Ag/Tio2 Nanocomposite: Its Anticancer and Anti-Bacterial and Activities

by

Vaneet Kumar et al. View all

Environmental Management and Policies

TiO2 nanomaterials have gained much interest due to their importance of wide area application. In this study, TiO2 nanocomposites were modified with Ag NPs by the stober method. The synthesized nanocomposites were characterized by XRD, FTIR, scanning electron microscope (SEM) and energy dispersive X...

Nanomaterials TiO2 +3 more

Investigation of mechanism of metal ion adsorption from aqueous solutions using Prosopis julyflora roots: Batch and fixed bed column studies

by

Yogeshwaran V et al. View all

Water and Wastewater Treatment

Adsorption of heavy metal ions (Cr, Pb & Zn) using prosopis julyflora roots has been investigated by batch adsorption and fixed bed column process. The various properties of adsorbent were analysed and the FT-IR spectra & SEM studies of prosopis julyflora powder, before and after adsorption of metal...

Adsorption metal ions +4 more

Performance Analysis of Multi User Optical Wireless Network (IR, or UV light for signal carrying) under Different Environmental Conditions

by

Dr Vaneet Kumar et al. View all

Environmental Management and Policies

The field of optics is flourishing day by day on account of the wide usage of the internet and its associated technologies. Free Space Optics (FSO) is a data transmission technique that employs light propagation to send data. This technology is effective in those circumstances where fiber optic...

FSO BER +5 more

Spatialization of ECOS method at micro-basin level in rural development-oriented ecotourism planning

by

Ates O. et al. View all

Environmental Management and Policies

This research discusses the prediction that “within the framework of the principles of sustainable development; in regions deemed suitable for ecotourism activities, spatial planning is required, which includes a ‘spatial sensitivity’, ‘participatory understanding’ and ‘holistic use’”. Within the...

Ecotourism ECOS +1 more

Assessment of groundwater contamination and the role of hydraulic fracturing operation in Weld County, USA

by

Alaa Jasim Dakheel Almaliki et al. View all

Hazardous Substances and Risk Analysis

In shale gas-producing countries, soil, and groundwater contamination due to surface spills associated with hydraulic fracturing operations is one of the most worrying problems that arise, since its elimination is not easy or cheap to carry out, and its effects persist for many years. Thus, this...

Groundwater Pollution Hydraulic fracking +3 more

Composting of the organic fraction of municipal solid waste as an alternative to the uncontrolled disposal: The case of Kalamata Municipality (Greece)

by

Demetris-Francis Lekkas et al. View all

Solid Waste Management

Kalamata’s decentralized waste management and composting scheme is a successful demonstration of the capacity of a municipality to manage its Municipal Solid Wastes (MSW) by adopting methodologies that can be supported by small scale mobile equipment. According to the revised legislation, Join...

composting municipal solid waste +3 more

Eco-friendly filtration of Nickel from the Sludge during Electrochemical Machining of Monel 400 Alloys

by

VENGATAJALAPATHI NAGARAJAN et al. View all

Environmental Health

Electrochemical Machiningplayed a vital role in the aircraft, atomic, and healthcare industries via electrochemical machining (ECM). Even with difficult-to-machine materials. ECM has generally preferred to machine Nickel-based alloys compared to other non-conventional and conventional machining...

EECM Eco-friendly Electrochemical Machining +4 more

Recent Advances in Emission, Analysis and Remediation technique of Carcinogenic Polycyclic Aromatic Hydrocarbons: A Review

by

Dr Vaneet Kumar et al. View all

Environmental Management and Policies

Polycyclic Aromatic Hydrocarbons (PAHs) are aromatic hydrocarbons with three or more fused benzene rings that include carbon and hydrogen. These are thought to be harmful to human health, and we cannot avoid being exposed to them because they are widely disseminated throughout the environment. PAHs...

PAHs Polycyclic aromatic hydrocarbons +7 more

Assessment Model of Sudden Oil Spill Pollution in South China Sea Navigation Area Based on the Theory of Community of Marine Destiny

by

Yanan Qu et al. View all

CLEANWAS

In order to solve the problems of poor accuracy and long time-consuming of traditional methods in the assessment of sudden oil spill pollution from ships, this paper takes the navigation area in the South China Sea as the research object and proposes to build the assessment model of ship oil spill...

Marine community of common destiny theory oil spill pollution assessment +2 more

Nano Sensor for Near Zero Emission Monitoring of Sulfur Hexafluoride

by

Lijun Zhang et al. View all

CLEANWAS

Aiming at the problems of long monitoring time, low sensitivity and low precision of traditional methods, a nano sensor for near zero emission monitoring of sulfur hexafluoride (SF6) was proposed. The characteristics of SF6 gas were analyzed. The infrared spectrum of SF6 gas was obtained by spectral...

Nanosensor Sulfur Hexafluoride +3 more

A Method for Optimizing the Allocation of Sea Resources Based on Ecological Environment Protection

by

Jie Huo et al. View all

CLEANWAS

With the increasing demand for marine resources, the marine ecological environment system is gradually destroyed. The traditional allocation of marine resources has been unable to meet the global resource search, resulting in poor distribution uniformity of marine resources and high packet loss rate...

Ecological and environmental protection maritime resources +3 more

Characteristics Analysis of Precipitation Observations and Climate Change Along the High-speed Railway in Jiangsu

by

Xiong Xiong et al. View all

CLEANWAS

High-speed railway (HSR) is severely affected by precipitation disasters. There are many studies on precipitation and precipitation disasters, most of which are precipitation and analysis of disasters caused by precipitation, and few explain climate changes caused by precipitation. This paper uses...

high-speed railway precipitation analysis +3 more

Does Manufacturing Industry Agglomeration Aggravate Regional Pollution? -- Evidence from 271 Prefecture-level Cities in China

by

Meiying Kong et al. View all

CLEANWAS

To find out the relationship between industrial agglomeration and environmental pollution, this paper carried out empirical research on the panel data collected from 271 prefecture-level cities in China from 2004 to 2017 through a spatial panel econometric model. It reviewed the influence of...

Industrial agglomeration Environmental pollution +2 more

A review on application of external carbon sources for denitrification for wastewater treatment

by

Professor Dr. Xue Gang et al. View all

Water and Wastewater Treatment

With the increase in industrial and agricultural activities, huge amount of wastewater containing nitrogen is produced. Biological denitrification is currently the most widely used, sustainable and cost-effective process to remove nitrogen from wastewater. In biological denitrification, application...

Waste water treatment Biological denitrification +4 more

Physio-chemical evaluation and Co-combustion efficiency of different biomass waste fractions with indigenous coal blends for utilization as alternative fuel

by

Sumaira Kanwal et al. View all

Solid Waste Management

Severe energy crisis and vilest economic conditions in Pakistan demand the country’s energy portfolio to be revised with increased reliance on indigenous energy resources. The perspective of utilization of abundantly available biomass waste fractions as a fuel alone and their co-combustion with two...

waste to energy Co-combustion +3 more

Optimization of crystal violet adsorption on common lilac tree leaf powder as natural adsorbent material

by

Cosmin Vancea et al. View all

Water and Wastewater Treatment

In this study the efficiency of crystal violet dye removal from aqueous solutions using lilac tree leaf powder as adsorbent material was tested. After adsorbent surface analysis by SEM and FTIR technics, the influence of six controllable factor on dye adsorption process was assesses using a L27...

Adsorption Crystal Violet +4 more

An Overview of Chemical Oxidation Based Remediation technologies for Non-Aqueous Phase Liquids Removal from Soil

by

Motasem Alazaiza et al. View all

Emerging pollutants

This review provides a general overview of the application of chemical oxidation to hydrophobic contaminants in the form of non-aqueous phase liquids (NAPLs). Three types of chemical oxidation processes, conventional activated persulfate, permanganate, and ozonation, along with three advanced...

Chemical oxidation Advance oxidation process +3 more

Effect Of COVID-19 Pandemic on Food Purchasing and Waste Generation during the Lockdown Period in The Sultanate of Oman

by

Motasem Alazaiza et al. View all

Solid Waste Management

The coronavirus (COVID-19) is a threat to public health and caused several social, environmental, and economic problems. During the lockdown in different countries, waste generation has been significantly increased due to the high consumption of packaged food and increase the order of food via...

COVID19 Waste management +2 more

Synthesis and Characterization of Poly(o-chloroaniline)/TiO2 Nanocomposites for Photocatalytic Degradation of Direct Yellow 50 Dye in Textile Wastewater

by

Dr. Mirza Nadeem Ahmad et al. View all

General

The nanocomposites of poly(o-chloroaniline) with titanium dioxide have been prepared via chemical oxidative polymerization technique using o-chloroaniline monomer and titanium dioxide nanoparticles for photocatalytic application. The different composites were prepared by varying the load percentage...

Photocatalytic Degradation Nanocomposites +3 more

Numerical Simulation of the Effect of Construction Dust Emission on Air Quality in Jinan, a Central City in the North China Plain

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zhanshan wang et al. View all

Air Quality

Numerical simulation was conducted to assess the impact of dust emission on typical environmental sites in Jinan City. The CALPUFF model was applied to five simulation scenarios. The results showed that dust emission had a significant impact on air quality in Jinan. The impact of dust emission on...

Jinan Construction dust +3 more

Total and bioavailable heavy metals in the soils of two adjacent forests

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Panagiotis Michopoulos et al. View all

Environmental Toxicology and Biogeochemistry of Ecosystems

The concentrations and comparisons of total and available metals Cd, Cr, Ni, Pb and the metalloid As were examined in two adjacent acid forest soils in Greece under oak and beech together with the dependency of their availability. It was found that the soil in the beech plot had higher...

Metals Soil +3 more

Seasonal and interannual coastal wind variability off the central Maluku Islands revealed by satellite oceanography

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Iskhaq Iskandar et al. View all

Environmental data analysis and modelling

The Maluku Islands (henceforth MI) are situated in the northeastern Indonesia. Ocean region off the central MI is pivotal as it provides a course for the Indonesian Throughflow (ITF) through the Lifamatola passage. However, sea surface dynamics off the central MI is unknown until recently due to...

ENSO IOD +3 more

A comprehensive study of the high temperature pyrolysis of sewage sludge: kinetics, energy analysis and products formation

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Mendoza-Geney L. et al. View all

Sustainable Energy

This study evaluates the pyrolysis of sewage sludge until 960 °C using heating rates between 3 K/min and 12 K/min in a macro TG/EGA. Mass and energy balances and kinetic parameters are determined. Thermal decomposition is divided into a low temperature zone (until 550 °C to 590 °C), for...

Pyrolysis sewage sludge +3 more

Study of Chinese carbon emission trading market mechanism based on the game theory

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Dai Jianwei et al. View all

Environmental Management and Policies

In order to provide corresponding suggestions for the establishment and development of China's carbon trading market mechanism, the three-party game model of the competent government departments, carbon emission enterprises and third-party verification institution in the initial allocation of carbon...

game theory carbon emission rights +3 more

Improving Water Quality Assessment through Anomaly Detection Using Hybrid Convolutional Neural Network Approach

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Jansi Rani S V et al. View all

Water Quality

Water being a precious commodity for every person around the world needs to be quality monitored continuously for ensuring safety whilst usage. The water data collected from sensors in water plants are used for water quality assessment. The anomaly present in the water data seriously affects the...

Anomaly Detection Convolutional Neural Network +3 more