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Volume

Issue number
4
Publication month
April

Water and wastewater treatment and reuse

New Design Electro-Catalytic Digital Baffle Batch Oxidation Reactor for Organic Removal from Refinery Wastewater

by Nawaf A.

Water and wastewater treatment and reuse

A novel design Digital Baffle Electro Catalytic Batch Oxidation Reactor (DBECB) has been conceived to upsurge the specifications of refinery wastewater (RWW), through the removal of organic pollutants by electro catalytic oxidation treatment. The modern design that eliminates organic from RWW with...

crude oil wastewater treatment +5 more

Enhanced Modified Magnetite Bentonite-CaO/FeCl3 from Solid Waste for Highly Efficient Methylene Blue Removal

by Wibowo Y.G. Safitri H. Cahyani K. Rohman A. Sudibyo Yuliansyah A.T. Tri Bayu Murti Petrus H. Kurniawan S.B. Surya Ramadan B. Tatik Maryani A. Syarifuddin H.

Water and wastewater treatment and reuse

This study focuses on the development and evaluation of novel materials bentonite-CaO, magnetite bentonite-FeCl3, and magnetite bentonite-CaO/FeCl3 as potent adsorbents for the removal of methylene blue dyes from aqueous solutions. Batch adsorption test was conducted with variations of contact times...

Adsorption Bentonite-CaO +4 more

Deep Learning Models for Trash Detection in Underwater through Image Processing

by SaiRamesh L. Kamalanathan S. Sindhu

Water and wastewater treatment and reuse

The increasing problem of underwater trash and its detrimental impact on marine ecosystems necessitates effective detection and mitigation strategies. This work presents an approach for underwater trash detection by integrating the YOLOv7 deep learning model with a Flask web application. The...

Trash detection YOLO V7 +3 more

Performance Optimization of Single-Slope Solar Still with Metal Scrap Heat Enhancers via Taguchi Method

by Krishnamurth V.P. Barik D. Subramanian S. Subbaiyan N.

Water and wastewater treatment and reuse

This study uses Taguchi analysis to assess the performance and energy efficiency of a metal scrap-incorporating single-slope solar still (SSSS). This study examines the influence of key input variables solar intensity, wind velocity and water inlet temperature on output metrics such as daily...

Single slope solar still metal scrap +4 more

Dynamic Connectedness and Time-Frequency Interaction Between China's Carbon Emission Allowances (CEA) and the High-Tech Industry

by Guo W. Wu R.

Water and wastewater treatment and reuse

This study utilizes the Time-Varying Parameter Vector Auto-Regression (TVP-VAR) Connectedness model and wavelet coherence analysis to investigate, for the first time, the dynamic connection between China's carbon market and high-tech industry. The results show an overall market Connectedness index...

Carbon market high-tech industry +3 more

Exploration of Bacterial Diversity in Hospital Sludge Extracted Using a Modified Sampling Device Through High-Throughput Sequencing Targeting the 16S rRNA Gene

by Deng R.

Water and wastewater treatment and reuse

The over-use of chlorine-based disinfectants and antibiotics decreases the effectiveness of sewage treatment, causing dominance of Pseudomonas in hospital sewage treatment plants. This study investigated bacterial species, abundance, and distribution in anaerobic sludge under different spatial...

16s rRNA gene sequencing V3–V4 region amplicon +3 more

Study on the removal and adsorption kinetics of malachite green in water by NaY molecular sieve prepared from coal gangue

by Wang Q. min J. Xu W.

Water and wastewater treatment and reuse

The synthesis of NaY molecular sieve from coal gangue and its adsorption properties for malachite green were studied. The process adopts high-temperature sintering hydrothermal method, which not only improves the utilization rate of coal gangue, but also analyzes the key parameters affecting the...

gangu NaY molecular sieve +2 more

Interaction and quantum chemical analysis between sulfamethoxazole and copper on biochar

by Zhong J. He J. Bao Y. Zhang Y. gao Y. li J. Liu L.

Water and wastewater treatment and reuse

Sulfamethoxazole (SMX) and copper (Cu) are common antibiotic and heavy metallic contaminants. They can be removed separately through biochar sorption method. However, the interaction between SMX and Cu remains an unresolved issue in the sorption process of biochar. In this paper, two biochar samples...

Biochar co-sorption +2 more

Biosorption of Heavy Metals Using Plant-Derived Sorbents: An Environmental Solution for Industrial Wastewater

by .M A.K. A.P S. K.N N. J.N.S S.R. S.Kerur S. .K P.

Water and wastewater treatment and reuse

This study used a biosorbent, derived from processed Prosopis juliflora root powder to treat wastewater and remove lead (Pb), cadmium (Cd), and copper (Cu) ions. The biosorption process was influenced by factors including temperature (25 to 65°C), biomass content (1 to 5 g), pH levels (1.0 to 7.0)...

Biosorption Heavy metals +3 more

Wastewater Recycling Integration with IoT Sensor Vision for Real-time Monitoring and Transforming Polluted Ponds into Clean Ponds using HG-RNN

by Maruthai S. Rajendran S. Selvanarayanan R. .S G.

Water and wastewater treatment and reuse

Wastewater recycling will protect the environment by reducing the quantity of contaminants released into water bodies, safeguarding aquatic ecosystems, and averting water pollution. The objective is to transform polluted ponds into clean water sources through real-time monitoring and efficient...

Wastewater Recycling Gated Linear Unit +5 more

A Study on the potential industrial effluent remediation applications of CdS nanoparticles through niobium incorporation

by Haewon B. Kumar Singh P. Shalom N. Sivaprakash M. Prakash A. Sahaya Sudherson D. Sunil J.

Water and wastewater treatment and reuse

The increasing release of textile dyes into water bodies poses a significant environmental challenge due to their toxicity and resistance to degradation. In this study, cadmium sulfide (CdS) nanoparticles (NPs) and niobium (Nb)-doped CdS at three different concentrations were synthesized using a...

wastewater treatment Textile industry +4 more

Climate change

Thermophysical aspects for sustainable non-aqueous amine solvents containing ionic liquids in CO2 capture process

by Ganesan K. Jayaraman D.

Climate change

Climate change is a prime threat to human health and the environment. Carbon dioxide (CO2) emissions play a pivotal role in global warming, the greenhouse gas effect, destroys the ecosystem. This impact of climate change can be prevented with the help of a solvent-based CO2 absorption process. In...

climate change chemical CO2 absorption +3 more

Advanced Weather Prediction based on Hybrid Deep Gated Tobler’s Hiking Neural Network and robust Feature Selection for tackling Environmental Challenges

by .J J. Jenifer Rayen S. Ramesh T. Rajendran S.

Climate change

Human activities are directly affected by weather events. In particular, extreme weather events like forest fires, global warming, drought-causing high air temperatures make human life challenging. The use of reliable and accurate weather prediction models is essential to take precautions against...

Weather prediction deep learning +5 more

A comparative analysis and prediction of carbon emission in India using Machine learning models

by Venkatesa P.N.B. Kalpana M. Balakrishnan N. Shantha S.M. Gitanjali J. Kavitha S. Karthiba L. Balamurugan V. Suresh A. Rajavel M. Dhivya R. Syndhiya R.

Climate change

Among the most significant issues that will impact and pose a major threat to our future are global warming and climate change. This study focuses on forecasting India's carbon emissions, specifically examining the role of agriculture and agri-related industries, using time-series data from 1990 to...

carbon emission India +2 more

Multivariate time series weather forecasting model using integrated secondary decomposition and Self-Attentive spatio-temporal learning network

by Nirmal Kumar M. Subramanian P. Surendran R.

Climate change

Weather forecasting is an essential but complex task because of its substantial influence on human life and advanced atmospheric dynamics. In recent years, deep learning-based techniques have gain high attention for weather forecasting. Nevertheless, current forecasting models ignore the...

Weather Forecasting spatio-temporal learning +3 more

Circular Economy and Bioeconomy

Assessing the Complex Dynamics of Climate Risk on Tourism Stock Performance: Insights from European and US

by Yang Z. Zeng H. Liu F. Wu R.

Circular Economy and Bioeconomy

This study investigates the dynamic relationship between climate risk indices and tourism sector performance in European and US stock markets, aiming to understand how climate-related risks affect tourism industry valuations across different quantiles and time frequencies. We apply the Quantile...

climate risk tourism sectors +2 more

Water treatment

Apportionment and risk assessment of heavy metals in sediments of the Chaiwen River flowing through the Xinwen mining area

by wang y. Yao Q. ZHOU G.

Water treatment

The environmental quality of rivers is a comprehensive effect of the superposition of multiple sources, and distinguishing the contribution of coal mining areas to river is an important and interesting work. In order to explore the impact of heavy metal in the sediment and to distinguish the...

Coal mining area River sediment +3 more

Solid Waste Management

Development of ZrO2-chitosan-hydroxyapatite nanocomposite films from Fish bone meal waste for biomedical applications

by Uma Devi R.

Solid Waste Management

This study describes a simple way for making films from natural sources, which is relevant since there is a rising demand for new materials that can make biocompatible films that are both effective and economical for use in biomedical applications. Fish bone waste and chitosan, a natural polymer...

Chitosan Hydroxyapatite +3 more

Enhancing mortar performance using recycled plastic fibers: A sustainable solution for solid waste management

by .R V. .K R.K. .S K.

Solid Waste Management

The primary goal of the research was to determine how recycled plastic fiber's shape affected the functionality of mortar made from naturally occurring limestone residue. The identical length (20 ± 2 mm) and diameter (0.45 ± 0.07 mm) of two types of recycled fibers, straight and crimped, were...

Plastic Fibers Limestone Mortar +3 more

Environmental assessment of corn starch based biodegradable plastic with glycerol and fructose

by Lakshmiganthan S. Seshagiri Rao V. Sathish R. Srividhya S.

Solid Waste Management

Plastic has gained significant popularity due to its lightweight, durability, and cost-effectiveness compared to traditional materials like metals and clay. However, its non-biodegradable nature has led to an alarming escalation in environmental pollution, posing a severe threat to ecosystems. To...

Bioplastics Biodegradability +3 more

Air pollution and health

Health Risk Assessment and Levels of Heavy Metals Contaminated Drinking Water Used by both Adults and Children from Nawanshahr Town

by Jadoon I. Nazir A. Ahmad K. Ali Khan S. Ismail A. Matar A. Alharbi A. Saleh H.

Air pollution and health

The study was conducted to quantify Pb, Ni, Cr, Cd, Cu, and Fe in drinking water (surface and subsurface water) from Nawanshahr Town, Abbottabad, Pakistan, and to evaluate the associated threat to the health of the inhabitants. An atomic absorption spectrometer (Perkin Elmer, AAS-700) was utilized...

Assessment of food quality and antibiotic residue toxicity in Florida red tilapia Oreochromis sp exposed to erythromycin

by Boucetta S. Honcharova O. Kharfouchi S. Chala A. Aouati K. Can E.

Air pollution and health

Erythromycin (ERY) is widely used as an antibiotic, leading to its pervasive presence in the environment and potential risks to non-target species. This study investigated the under sub-lethal effects of ERY on Florida red tilapia (Oreochromis sp.) by examining changes in their hematological and...

erythromycin hematology +3 more

Detection of SARS-CoV-2 in urban wastewater: An entropy-based multi-objective optimization approach for optimal selection of sampling points

by Gkatzioura A. Zafeirakou A.

Air pollution and health

Monitoring wastewater for the presence of SARS-CoV-2 proved to be a useful tool during COVID-19 pandemic and it is in place, until today, at many Wastewater Treatment Plants (WWTPs) in Greece and elsewhere. Identification of virus in wastewater can be a valuable indicator for the early detection of...

wastewater-based epidemiology SARS-COV-2 +4 more

Evaluating water quality by examining macroinvertebrates

by Ning Y. Liu Z.

Air pollution and health

The work involves the diversity and number of macro invertebrate animal using these variables as indicators of the water quality of urban streams that negatively impacts ecological health. Conventional methods often overlook these indicators that essential to understand the ecological conditions...

Ecological compensation in the Chinese coal resource-depleted cities based on the ecosystem service value

by Wang J. Fan Y. Wang M. Sun T. Liu J.

Air pollution and health

Ecological compensation of the Chinese coal resource-depleted cities (CRDC) aims to improve its ecological and environmental management capabilities after coal mining damage. Based on data on land-use changes in the CRDC from 2000 to 2020 (2000, 2010, 2020), this study used the equivalent factor...

Chinese coal resource-depleted cities; Land use; Ecosystem service value; Compensation priority; Compensation amount;

Environmental management and policy

Advanced Classification of Marine Pollutants Using Sentinel-2 Multispectral Thermal Imaging and Vision Transformer for Enhanced Water Quality Assessment

by Kuppan K. Ravi B. Nagalingam S. Alphonse B.H.B.

Environmental management and policy

Marine pollution introduces harmful substances into the ocean, affecting ecosystems, marine life, coastal communities, and the global economy. Classifying these pollutants is essential for identifying their sources and assessing their ecological impact. Computer vision techniques are used to...

Marine Pollution Water Test +3 more

Hydrology and Water Resources Management

Flood Prediction in Chennai based on Extended Elman Spiking Neural Network using a Robust Chaotic Artificial Hummingbird optimizer

by .S K. .R S. G.V S.K. Srinivasulu S.

Hydrology and Water Resources Management

The Chennai region's meteorological conditions are causing floods in many districts to occur more frequently and with greater intensity. Therefore, anticipating and planning for floods under severe weather conditions is essential for making decisions and handling impending calamities. These days...

Flood Prediction deep learning +2 more

Sources and Spatial Variation of Dissolved Organic Matter in Luoma Lake

by Gan Z. Wang H. Ge X. Huang H.

Hydrology and Water Resources Management

In order to investigate the characteristics, sources and variations in the composition of dissolved organic matter (DOM) during the wet and dry seasons in Luoma Lake, UV-vis and 3D-EEMs techniques combined with PARAFAC were used to analyse the changes in DOM content and components in dry and wet...

Sustainable Energy

Statistical optimization of biodiesel production from the non-edible seed of Mimusops Elengi using RSM and ANN Studies

by JAMBULINGAM R. Anbalagan S.K.

Sustainable Energy

The present paper mainly focused on the statistical optimization of biodiesel production from the non-edible seed of Mimusops Elengi using a potassium hydroxide -catalyzed Transesterification process. Consequently, it compares the prediction and simulating efficiencies of the Response Surface Method...

Biodiesel RSM optimization +3 more