Issue 9
Water and wastewater
Optimization of the Freeze Crystallization Process for Recovering of Copper (II) Sulphate from Electroplating Wastewater Using Response Surface Methodology (RSM)
Water and Wastewater Treatment
For the copper-containing electroplating wastewater generated by a semiconductor company, the recovery of copper salts by progressive freeze crystallization and its process parameters were experimentally optimized and studied. Based on the results of single-factor experiments, according to the...
Antifungal and Antibacterial Potential of Essential Oil of Boswellia sacra Resin in the Biological Control
Environmental Health
This study focuses on extraction of Boswellia sacra resin essential oil that was performed using the hydrodistillation method, resulting in a yield of 2.45%. Phytochemical screening of the essential oil provided information about its major compounds, which include terpenes and anthocyanins. To...
Oberved trend of precipitation extreme in Kalimantan
Floods, Droughts and Water scarcity
It has been suggested that the global warming due to an increase in green house gas concentrations could lead to extreme climate events, such as precipitation extreme and droughts. This study is designed to analyze trend in the long-term time series of preciptation extreme in Kalimantan, focusing on...
Development of a new high performance liquid chromatography-fluorescence detection (HPLC-FL) method for the determination of biogenic amines in frozen fish sold in markets
Environmental Toxicology and Biogeochemistry of Ecosystems
It is now possible to measure the biogenic amines histamine, tryptamine, putrescine, cadaverine, spermidine, spermine, and tyramine in an easy, accurate, and selective manner. Dansyl chloride was used to purify the analytes, and high-performance liquid chromatography with detection of fluorescence...
Enhancing seafood processing wastewater treatment efficiency of an Anaerobic Membrane Bioreactor (AnMBR) system: a comparison of post-treatment methods
Water and Wastewater Treatment
An Anaerobic membrane bioreactor (AnMBR) was applied for treating wastewater of a seafood processing factory in Vietnam. However, Chemical Oxygen Demand (COD), Total Phosphorus (TP), and Total Nitrogen (TN) values of the AnMBR effluent were 250.43 mg/l, 19.96 mg/l, and 62.65 mg/l, respectively, and...
Electrochemically deposited zinc oxide films on stainless steel for photo degradation of Basic Red 18 dye
Water and Wastewater Treatment
In this study, zinc oxide (ZnO) films have been electrochemically deposited on stainless steel and its photocatalytic activity on the degradation of BR 18 dyes was tested. The effects of different electrodeposition conditions such as deposition potential and deposition time on the nanostructures of...
A critical review on hydrothermal liquefaction screening using Microalgae as a two-way approach to sewage water treatment and biofuel production
Water and Wastewater Treatment
Hydrothermal liquefaction (HTL) is involved in concurrently treating both sewage water and generating biofuels. It involves the analysis of various operating parameters, such as pressure, catalyst temperature, and reaction time, to determine the productivity and physiochemical properties of the...
Circular economy
The effect of artificial metakaolin coarse aggregate on the mechanical and durability properties of lightweight geopolymer concrete
Solid Waste Management
This study presents a unique methodology for investigating the properties of Metakaolin Coarse Aggregates (MCA). The NaOH ratios were varied as 8M, 10M, 12M, and 14M, while the NaOH to Na 2SiO 3 ratio was maintained at 0.5 entire study. The liquid-to-binder ( L/B) ratios set at 0.3, 0.35, and 0.4...
Algerian vine canes as a good source of phenolic compounds for several in vitro biological activities
Food waste
One of the most widely cultivated crops in the world is grapevine knowing that about 77.8 million tons of grapes are produced worldwide each year . Both of vine growing, pruning, and winemaking generate a vast quantity of wastes and byproducts such as skin, seed, and canes. Grape canes include a...
Experimental study on effective utilization of industrial solid wastes in developing Ultra-High Performance Geopolymer Concrete
Circular economy
This experimental study explores the use of Ground Granulated Blast Furnace Slag (GGBS) and dolomite as alkali activated binders and copper slag as aggregate to achieve a cost-effective and sustainable Ultra-High-Performance Geopolymer Concrete (UHPGC). Several concrete compositions utilizing copper...
Material Characterization and Mechanical Performance Study on Natural Particulates of Saccharum Spontaneum Reinforced Biodegradable Polymeric Composite
Biowaste
The present work investigated the biodegradable polymer composite through the injection molding method. The matrix material of polylactic acid (PLA) and reinforcement particulates of novel Saccharum spontaneum (SS) were incorporated into the polymer matrix in the range of 5 % to 25 %. In addition to...
Climate change and air pollution
Driving Effects and Spatial Spillover of Technological Innovation on the Carbon Balance of Agriculture
Climate change mitigation and adaptation
There is significant controversy over the overall effects of technological innovation on carbon balance. Based on panel data of agriculture from 28 provinces in China from 2009 to 2021, utilizing ArcGIS and spatial Durbin model, the spatial-temporal patterns of agricultural technological innovation...
Real Time Monitoring of Air Pollution using AI based IoT and novel SARIMA technique in Sivakasi-Tamil Nadu
Air Quality
Air pollution, a harmful or excessive quantity of pollutants from natural sources and human activities, poses risks to human health, the environment, and ecosystems. AI breakthroughs have allowed for the incorporation of technologies into performance indices, resulting in the development of an AI...
Carbon emission intensity measurement and spatial effect of high energy consuming industries: evidence from China
Air Quality
High energy consumption industry is an important source of carbon dioxide emissions, and reducing pollution and carbon is an important measure for China to achieve the goal of "2030 carbon peak 2060 carbon neutral". Based on the improvement of the traditional calculation method of IPCC carbon...
A Comprehensive Review on CO2 Capture Process using Amine-Ionic Liquids Mixtures
Climate change mitigation and adaptation
In recent years, there has been an increase in the earth's temperature due to the emission of CO 2 which causes global warming. With a 1.9°C temperature increase predicted by the Intergovernmental Panel on Climate Change, reducing of CO 2 is essential for all living species. Therefore, finding novel...
Exploring the role of ecosystem based–adaptation in climate change mitigation and resilience building
General
Climate change significantly threatens global ecosystems and human societies, necessitating innovative strategies for mitigation and adaptation. This study addresses the problem of increasing climate vulnerability by investigating the role of ecosystem-based adaptation (EbA) in enhancing resilience...
Solid waste management
Current Status and Trends of Municipal Sludge Treatment and Disposal in China
Water and Wastewater Treatment
Effect of different microplastics on the mobilization of soil inorganic phosphorus by exomycorrhizal fungi
Emerging pollutants
Microplastics (MPs) can affect the phosphorus (P) cycle in soil by changing soil properties and the function of microbial communities, but their impact on soil P availability remains unclear. To explore the effects of different types of MPs on the mobilization of soil inorganic P by exomycorrhizal...