Fe-doped biochars prepared via hydrothermal treatment and low-temperature air calcination to activate peroxymonosulfate for efficient tetracycline degradation
2025
In this study, a new sludge-based biochar loaded with Fe species (Fe/SSBC) was prepared by a two-step process involving hydrothermal treatment and low-temperature air calcination, and used to degrade...
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Impact of N loading on microbial community structure and nitrogen removal of an activated sludge process with long SRT for municipal wastewater treatment
2025
Biological nutrient removal process is pivotal in controlling nitrogen and phosphorus from municipal wastewater treatment and reclamation plants in the water environment. The efficiency of municipal...
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Application of GIS-based multi-criteria decision analysis of hydro-geomorphological factors for flash flood susceptibility mapping in Bangladesh
2025
Flash floods are one of the most prevalent natural disasters, triggering deadly damage to homesteads, crops, infrastructure, road networks, communications, and the natural environment in the Haor (Wetland)...
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Mitigation of PFOA/PFOS toxicity in zebrafish (Danio rerio) by oxidative stress modulation and gut microbial metabolism through the use of aquatic probiotic Lactobacillus rhamnosus
2025
Perfluorooctane sulfonate (PFOS) and perfluorooctanoic acid (PFOA) have been classified as typical persistent organic pollutants (POPs), thus the residues and risks in the environment should not be...
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Physical and chemical processes driven by natural iron minerals in aquatic environments
2025
In aquatic environments, natural iron minerals are a prevalent form of iron, which alter substance speciation through adsorption and redox reactions. Their abiotic migration and transformation processes...
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Novel magnetically recoverable MnFe2O4/TiO2 nanocomposites synthesized using green route for photocatalytic degradation of methylene blue
2025
The photocatalytic degradation of hazardous organic dyes was investigated using green-produced MnFe2O4/TiO2 nanocomposites, which demonstrated magnetic reusability and separability, making them efficient...
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Water quality characteristics of municipal wastewater treatment plants and the prospect of reclaimed water utilization in lower-middle income and water-scarce areas: A case study of Puyang
2025
Water scarcity is a key bottleneck for China's economic and social development. Reclaimed water presents a sustainable solution, but its utilization remains limited, especially in lower-middle income...
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Advanced monthly rainfall forecasting in Southern Lazio: Integrating climatic indices, classical or deep neural networks, and a feature selection algorithm
2025
Accurately predicting monthly precipitation is crucial for managing water resources, particularly in regions with complex climates like Southern Lazio, Italy. This study addresses the challenges of...
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Enhanced volatile fatty acids production from anaerobic fermentation of grease trap waste by Fenton pretreatment
Available online 14 March 2025
To achieve the efficient reclamation of organic resources in grease trap waste (GTW), a Fenton pretreatment for GTW was proposed in this work to convert the organic resources in GTW to soluble chemical...
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Prediction of Pan Evaporation in diverse climates and scenarios using Temporal Attention Clockwork Recurrent Neural Networks coupled with Long-Short Term Memory
Available online 10 March 2025
Accurate prediction of evaporation is crucial for effective water resource management, particularly in regions facing water scarcity. This study investigates evaporation dynamics at two distinct locations...
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Methods for predicting water temperature in data-scarce areas under different climate regions of China
Available online 7 March 2025
Water temperature is an important index that affects physical, chemical and biological reactions in water environments, and accurate water temperature prediction is important. Water temperature prediction...
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Recent Advances in Membrane and Electrochemical Hybrid Technologies for Emerging Contaminants Removal
Available online 21 February 2025
Emerging contaminants (ECs) pose significant risks to environmental and human health, necessitating advanced treatment technologies. Integrating electrochemical processes with membrane filtration has...
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The spatial-temporal changes in water balance components under future climate change in the Gorganroud Watershed, Iran
Available online 18 February 2025
The quantitative assessment of water balance components is crucial for sustainable management of watersheds. These components have been affected by climate change over the recent years across the world,...
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Carbon emission characteristics and reduction technologies in urban wastewater systems: a review
Available online 15 February 2025
The urban wastewater system emits greenhouse gases (GHGs), including CO2, CH4, and N2O, throughout the processes of collection, transportation, treatment, and discharge. These emissions account for...
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Geospatial technique and multi-criteria evaluation to select suitable sites for groundwater recharge with reclaimed water in arid and semi-arid regions
Available online 11 February 2025
Water resources are suffering from shrinkage in quantity and quality as a result of unprecedented acceleration in population growth, urbanization, irrigation, agricultural, industrial activities and...
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Enhanced Adsorption and Photocatalytic Degradation of Organics Using La-doped g-C3N4 with Ag NPs
Available online 30 January 2025
In the present study, a series of La-doped g-C3N4 with Ag nanoparticles (NPs) decoration was synthesized via one-pot thermal pyrolysis and wet impregnation. As compared with the bulk g-C3N4 (BCN), La-modified...
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Enhancing nano zero-valent iron (nZVI) performance for Cr(VI) removal through zeolite imidazole framework-8 (ZIF-8) coating
Available online 13 January 2025
Nano zero-valent iron (nZVI) has garnered significant attention as an excellent environmental remediation material for Cr(Ⅵ) adsorption. However, its practical utilization is significantly impeded by...
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Characterization of organic pollution in the Dianchi Caohai Lake at the transition between the dry and rainy seasons
2024
Dianchi Caohai Lake is heavily polluted, and a significant increase in chemical oxygen demand (COD) occurs during the transition from the dry season to the rainy season. In order to analyze the cause...
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Water quality assessment to determine the trophic state and suitability of Lake Sentani (Indonesia) for various utilisation purposes
2024
Lake Sentani is one of the national priority lakes that must be saved from eutrophication and the threat of water quality degradation due to pollution. This study aims to assess the water quality parameters...
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A feasible method for the composition analysis and chemical remediation of clogging matter in subsurface flow constructed wetlands
2024
The problem of clogging, especially biological clogging, makes the long-term operation of subsurface flow constructed wetlands challenging. This study focused on the two subsurface flow constructed...
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Effect of phosphorus on the performance of sulfur autotrophic denitrification
2024
Autotrophic denitrification, recognized as a biological denitrification method, has garnered increasing interest in the field of ecological water environment denitrification technology. This study focuses...
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Analysis and standardization of coal chemical wastewater treatment and reuse systems
2024
To meet the practical needs of classified collection, graded treatment, and quality recycling of coal chemical wastewater, and in accordance with the standardization requirements of wastewater resource...
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Novel Combined Toxicity Indices (CTI) to assess the ecological risk of metals in sediments dependent on fractions and total metal content, application on Qarun Lake sediment, case study
2024
Fractions and total contents of 21 heavy metals were evaluated in Qarun Lake sediment, a closed and shallow turbid saline lake. The metal contents in the sediments were in the following order: Fe > Al > Ti > Mn > Sr > Zn > Cr > Pb > Ba > Ni > B > Cu > Li > Co > As > Ga > Cd > Se > Bi > Ag > Hg....
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Evaluation of the groundwater prospective zone by coupling hydro-meteorological and geospatial evidence in Wabe River Catchment Omo Gibe River Basin, Ethiopia
2024
As pressure on groundwater resources continues to increase, zoning the spatiotemporal distribution and occurrence of groundwater potential is critical to ensure sustained water security. Thus, the present...
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Evaluation of ZnO infused CA/PCL nanocomposites using potential wastewater treatment and invitro anticancer activity
2024
In this present study explores the multifunctional potential of ZnO@CA/PCL nanocomposites, delving into their efficacy in wastewater treatment and exhibiting promising in vitro anticancer activity....
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