Petroleum refinery wastewater (PRWW), characterized by complex hydrocarbons, heavy metals, and salts, poses significant environmental challenges. This study evaluates an integrated treatment system combining biological degradation, ultrafiltration (UF), and graphene oxide (GO)-modified thin-film composite (TFC) forward osmosis (FO) membranes. The biological process achieved 99 % COD removal efficiency

Exploring the impact of future climate change on the cadmium (Cd) accumulation mechanism in rice is conducive to ensuring the risk control of rice food security in the future. However, currently, there are relatively few studies on whether the increase in carbon dioxide (CO₂) will affect the adsorption of Cd by the root cell walls (RCW) of rice. In this study, the RCW of Nanjing 9108 rice grown in

The imperative for sustainable geoenvironmental practices in green mining engineering necessitates the integration of advanced technologies like Reducing/Reusing/Recycling 4.0 (3R4.0) and Mining Industry 4.0 (MI4.0). Optimizing the utilization of tailings through 3R4.0 technologies presents a significant opportunity to enhance sustainability in the mining sector. This study hypothesizes Fuzzy-Likert

Potamogeton crispus plays a key role in wetland water purification during low temperatures, but plant aging affects the water purification capacity and seasonal plant decay periodically deteriorates water quality. However, harvest strategies to mitigate this issue remain unclear. This study aims to evaluate the effects of harvest intensity and frequency on P. crispus growth and water purification performance

Wind turbine fires pose significant risks to safety and energy production. While most research focuses on mechanical component failures, early fire warning for the entire turbine remains understudied. A novel fire warning model for wind turbines based on Temporal Convolutional Network-Efficient Channel Attention (TCN-ECA) is introduced, utilizing data from the Supervisory Control and Data Acquisition

The present study developed metal-oxides bifunctional catalyst from eggshell waste, ferric sulfate, and zinc sulfate. The developed catalyst was applied to optimize biodiesel production from waste cooking oil (WCO) using Box-Behnken design by comparing the activity of the catalyst in microwave-aided technology (MAT) and conventional heating technology (CHT). Characterization analysis revealed that

The fluidized pellet bed (FPB) system presents great potential in sewage treatment for developing low-carbon wastewater treatment technology due to energy consumption and carbon emissions reduction. However, the treatment of FPB sludge is still an issue. Soluble proteins and polysaccharides in FPB sludge were more readily available, and FPB sludge contains fewer microorganisms compared to waste activated

This study investigated the spatial and temporal distribution, sources, and human health risks of 16 priority polycyclic aromatic hydrocarbons (PAHs) in the sediments of the Shatt Al-Hillah River, Babylon, Iraq. The concentrations of PAHs ranged from 1713.29 to 9996.47 ng/g dry weight, with high molecular weight PAHs (five- and six-ring compounds) dominating across all seasons. Molecular diagnostic

To further explore the influence of inorganic salts with different anion types on the wettability of surfactants, three inorganic salts with different anion types with the same valence and cation were selected to compound four surfactants by controlling variable method. The effects of inorganic salts on the wettability of surfactants were measured by physical experiments such as surface tension, contact

Early warning of thermal runaway (TR) is critical for lithium-ion battery safety. However, strategies tailored for early warning in large-capacity batteries remain inadequate. Specifically, there is a need for low false-alarm strategies integrating multivariate signals. To this end, experimental investigations were conducted on the evolution of voltage, temperature, and gas under varying charge rates

Filtration technology is widely employed for dust control in long and narrow tunnels due to its high efficiency. However, the performance of long-box structure dust collectors is constrained by nonuniform internal flow-field distribution. In this study, a novel downward-sinking duct filter plate dust collector is proposed to enhance flow-field uniformity. Numerical simulations were conducted to compare

Chlorinated volatile organic compounds (Cl-VOCs), used in dry cleaning and textiles are stable and resistant to degradation, posing significant environmental challenges. This has led to a growing focus on developing effective treatment technologies for wastewater and groundwater contamination. This study demonstrates the efficacy of cationic analogues of vitamin B12 (VB12) as swift electron transfer

The erosion-corrosion behavior poses a significant threat to marine equipment, driven by complex multi-physics processes such as sand movement, surface erosion, electrochemical reactions, and corrosive ion transport. Aiming at the widely used rotating liquid-solid two-phase flow system in a marine environment, this study investigates the role of flow velocity in the erosion-corrosion behavior of Ni2FeCrMo0

Electricity is essential for modern society. Coal power plants offer affordable electricity to meet global electricity demand. Understanding the environmental impact of the coal power plants is crucial for minimizing negative consequences. This study presents a Life Cycle Assessment (LCA) of a subcritical 2 × 100 MW coal power plant using circulating fluidized bed (CFB) boiler in Central Kalimantan

Hydrogen is a clean energy carrier because it produces carbon-free emissions, and its transportation can utilize the existing underground pipelines. The rupture of underground pipelines may lead to a jet fire in a pit or crater. Although numerous studies have been conducted on hydrogen jet fires, few have investigated the influence of a pit on such fires. This paper constructs a facility to simulate

Recovering carbon fibers from thermosetting composites is challenging due to stable cross-linked resins and poor heat transfer. Previous research introduced a molten salt thermal treatment method to enhance heat transfer and reactivity for recycling clean and high-strength fibers. However, the diverse resins significantly influence conversion properties, affecting fiber recovery and resin utilization

Traditional risk assessment models for natural gas pipeline incidents predominantly focus on jet fire thermal radiation zones, while secondary hazards caused by ejected debris—owing to challenges in quantifying the randomness of debris quantity, mass, and ejection trajectories—are often underestimated. This study proposes a multi-scale coupled model integrating stochastic debris generation mechanisms

Single-well injection-production technology (SWIPT) is an effective solution for the economic development of high-water-cut oilfields, with downhole oil-water separation playing a crucial role in ensuring its efficient operation. In order to meet the 5.5-inch casing size requirements of onshore oilfields and enhance the separation performance of single-well injection-production technology, a dual-pump

Mining operations metallic sulfur minerals expose to oxidizing conditions, resulting in the production of acidic mine drainage (AMD). This work investigates how the inclusion of aluminous clay (AC) influences the speciation changes of sulfur (S), iron (Fe), aluminum (Al), and silicon (Si) on the surface of pyrite while it undergoes the bio-oxidative dissolution process. The results show that adding

Synthetic phenolic antioxidants (SPAs) are widely added to fats and fried foods as food additives. Their hazards to humans and the environment cannot be ignored. The degradation mechanism of three SPAs (butyl hydroxyanisole (BHA), dibutyl hydroxytoluene (BHT) and tert-butyl hydroquinone (TBHQ)) by superoxide radical (O2•-), SO4•-, O3 and •OH is investigated using density functional theory (DFT) method

The wastewater generated in the production process of tert-butanol usually contains benzene and tert-butanol, but benzene, tert-butanol and water can form a mixture which exhibits one ternary azeotrope and three binary azeotropes. This system is pressure-sensitive, and its ternary phase diagram features a heterogeneous region. Accordingly, changing the operating pressure or using a decanter for natural

Enhanced combustion coupled with in-situ thermal energy extraction in underground coal seams represents a novel paradigm-shifting strategy for coal resource extraction through in-situ chemical fluidized mining. Systematic investigation into the combustion dynamics and reactive gas evolution under injection-enhanced conditions provides validation for optimizing this in-situ thermo-chemical conversion

The recycling of spent lithium-ion batteries (LIB) is of great significance due to their high content of strategic metals such as lithium, cobalt, and manganese, which possess considerable recycling value. In this study, a high-efficiency, eco-friendly deep eutectic solvent (DES), choline chloride-citric acid, was synthesized and applied to recycling valuable metals from the cathode materials of spent

Reducing nitrogen loss during green waste (GW) composting is crucial for enhancing compost quality and reducing environmental pollution. This study examines the effects of light radiation at different wavelengths (full spectrum, darkness, no UVA, no blue light, no UVB, and no ultraviolet light) on nitrogen dynamics during GW composting. Ammonia (NH3) and nitrous oxide (N2O) emissions were quantified

The uncontrolled discharge of toxic contaminants, like furaltadone (FTD), a nitrofuran antibiotic utilized in animal farming, embodies a grave risk to both ecology and public health. Developing sustainable methods for detecting these harmful impurities has become a key area of research. To address these challenges, we developed a sustainable zeolitic imidazolate framework-8 derivative carbon (Z8-C)

The present study introduces a monitoring initiative focused on the quality of surface water quality of the water samples collected from Iza and Tisa rivers, situated in the Sighetu Marmației locality in the Upper Tisa, a Natura 2000 protected area, in the North-West region of Romania. The study assessed the evolution of 15 chemical indicators (electric conductivity, pH, oxide-reduction potential,

This paper critically reviews and discusses the utilization of ultrasound as an eco-friendly approach for enhancing biomass valorization efficiency. In contrast to other methods, this process requires no additional chemicals, no post-treatment (such as wastewater treatment), and helps achieve industrial electrification goals. Ultrasound irradiation has been employed as a powerful tool in biomass pretreatment

Concrete sewer systems are essential to urban infrastructure but are highly susceptible to microbial-induced corrosion (MIC), leading to severe structural degradation and substantial maintenance costs. This study develops a MIL-101(Cr)/epoxy composite coating to mitigate MIC and enhance concrete durability in aggressive environments. MIL-101(Cr) nanoparticles were synthesized via a scalable hydrothermal

This study investigates the removal of ten sulfonamide antibiotic residues from swine wastewater using Chlorella spp. in a phycoremediation process. The effects of sulfonamides on microalgal biomass production, pigment content (chlorophyll α, chlorophyll b, and carotenoids), and the genotoxicity of treated water were evaluated. Sulfonamides were tested at concentrations of 0.1, 1.0, 10, 50, and/or

As urbanization accelerates and consumption patterns shift, the global municipal solid waste (MSW) quantity continues to soar. In this context, incineration, a primary environmentally sound treatment method, has long been under the spotlight due to its associated dioxins emissions. Traditional methods for detecting dioxins are costly and cannot cover the entire operating time of the MSW incinerators

This study investigated the role of different support mesh materials (brass, stainless steel, and nylon) on cake layer formation and membrane fouling in Anoxic Dynamic Membrane Bioreactor (AnDMBR). Our results showed that stainless steel mesh exhibited the most stable operation, with minimal deformation and lower fouling rates, while brass and nylon meshes were more flexible and prone to folding. The

Yellow water, a byproduct of solid-state fermented Chinese Baijiu production, contains high levels of chemical oxygen demand (COD), posing challenges for wastewater treatment but also offering potential as an external carbon source. This study investigates the viability of using yellow water as a carbon source in full-scale wastewater treatment plants (WWTPs). Compared to a commonly used compound carbon

Micropollutants in drinking water sources pose adverse effects and create significant demands for understanding the efficiency of treatment removal processes and the mechanisms involved. The objective of this study is to evaluate the abatement of carbendazim (CBZ) using ozone (O3) and ozone/hydrogen peroxide (O3/H2O2) processes focusing on kinetics and mechanisms. The second-order rate constant for

To make effective use of safety investment resources, and reduce accident risk and economic loss, an optimization method of safety investment based on digital twin vector weighted average algorithm optimization support vector regression (INFO-SVR) is proposed. Consequently, a five-dimensional digital twin optimization model for coal mine safety investment is constructed, elucidating the optimization

With growing population and energy demands and diminishing fossil fuel reserves, waste-to-energy conversion has emerged as an effective complementary strategy. Crop straw as initial fuel has become a feedstock for producing calorific value energy and biomaterials, yet processing faces several constraints, including low energy content, high ash/silica content, significant environmental issues and health

The laboratory waste liquid (LWL) generated from water and wastewater testing laboratories contains high acidity and heavy metal concentrations, thus necessitates its management at the source itself. This study presents a combined approach of neutralization cum precipitation with sodium hydroxide (NaOH) and enhanced settling using coagulation-flocculation (alum + cationic polyelectrolyte) for the removal

Traditional absorption methods for the separation of aromatic compounds face significant energy intensity due to high-pressure requirements and energy-intensive regeneration. For the capture of mixed waste gases containing benzene and toluene, this study proposes a novel ionic liquids (ILs) absorption-stripping hybrid process that operates without any pressure differential between the two units. The

Anthropogenic chemicals used in a wide range of products, volatile methylsiloxanes (VMSs) may reach sewage and potentially cause environmental pollution. So far, no studies were found on the sewage networks leading to WWTPs, key to assess possible sources and incoming trends. Seven cyclic and linear VMSs were analyzed in sewage from four streams of different origin before entering a municipal WWTP

The discharge of pollutants from sulfonamide antibiotics poses a serious threat to water ecology and has become a crucial environmental issue. Persulfate advanced oxidation technology can effectively remove them and has broad application prospects. Herein, a Ru-N co-doped biochar (NBC-Ru) was synthesized via one-pot method. Characterization revealed the presence of Ru-N coordination and enhanced surface

The transcritical CO2 power cycle stands out as a promising approach for the utilization of waste heat and renewable energy, but its practical application is restricted by the condensation challenges of working fluid. To tackle this issue, a novel self-condensing transcritical CO2 power cycle (SC-TCO2PC), which integrates the transcritical CO2 power cycle with an ejector refrigeration cycle, is proposed

In light of the escalating global challenge posed by antibiotic pollution, the development of an effective, adaptable, and environmentally sustainable treatment technology is imperative. In this study, a bimetal-loaded biochar composed of Fe and Mg (Fe/Mg-SBC) was successfully synthesized utilizing waste sludge from municipal wastewater treatment facility. This biochar was employed to activate periodate

This work reports the efficient degradation and mineralization of benzophenone-4 (BP-4), a widely used UV filter associated with endocrine-disrupting effects, via the electro-Fenton process. Key operating parameters including pH, current density, Fe2 + dosage, and initial pollutant concentration were optimized. At pH = 3.0, the best performance was obtained. Under optimum conditions of 20 mA cm−2 and

The health of riverine ecosystems is critical for biodiversity and human well-being, yet current assessments lack unified frameworks integrating multi-indicators and land use impacts. This study evaluated water ecological health in the Tuo River catchment, Suzhou, China, using a multi-indicator approach coupled with land use analysis across 20 monitoring sites during dry and wet seasons. We measured

Gas transport vehicles are crucial in chemical park fuel delivery. In the event of a collision involving a gas transport vehicle inside a tunnel, the resulting jet fire, caused by gas leakage, may develop into a jet flame beneath the ceiling, leading to an extended flame length. Variations in gas leakage direction leads to non-vertical turbulent jet fires and asymmetrical flame distribution on both

Developing highly anti-interference and nonmetallic peroxymonosulfate (PMS) based advanced oxidation systems is of great importance to remove the persistent contaminants. Herein, the modified biochar (MBC) by Na2CO3 was successfully prepared via ball milling and pyrolysis treatments. Characterization results showed that the MBC had better-developed porosity, richer CO content, higher defective degree

Electric arc furnace (EAF) dust is a typical industrial hazardous solid waste generated in the steel production process, often containing a large amount of Zn and Fe. Recycling the metal resources from EAF dust is crucial for the sustainable development of the steel industry. This study proposes an efficient process for Zn/Fe separation from EAF dust using the (NH4)2SO4 roasting-water leaching method

To fully utilize the flue gas waste heat and liquefied natural gas (LNG) cold energy, three combined cooling, heating, and power (CCHP) systems integrating organic Rankine cycle (ORC), organic flash cycle (OFC), and CO2 capture (CCS) with different structures are proposed in this paper. The proposed systems are subjected to multi-objective optimization using genetic algorithm (NSGA-II) and modified

Microplastic (MP) pollution poses a severe threat to aquatic organisms. This study employed multiple approaches, including, gut microbiota profiling, metabolomics, and transcriptomics, to investigate the effects of MPs exposure on intestinal health of rainbow trout and its potential mechanisms. The results showed that MP exposure significantly reduced the activities of antioxidant enzymes (SOD, CAT)

Fire-driven escalation is a typical type of domino effect, which may lead to severe consequences in process plants. A barrier system comprising by add-on barriers and procedural barriers could effectively mitigate fire-driven escalation, but its optimization poses great challenges to safety managers. In this paper, a resilience-based methodology is proposed to identify the optimal design scheme of

The fruit processing industry wastewater contains a significant amount of bioactive substances. In the sustainability framework and the circular economy, the by-product can be transformed into valuable resources before being treated. By integrating management strategies, the industry can minimize its environmental footprint, promote economic benefits, and support the sustainability of freshwater resources

A complicated industrial process in general switches operation modes because of varying product specifications or raw materials, resulting in the distribution of multimodal process data may be inconsistent. It poses challenges to traditional process monitoring methods. In this paper, a feature transfer projection with low-rank and dual graph embedding (FTPLG) approach is proposed for multimode process

This study presents a comprehensive optimization approach to improve gas leakage monitoring in LNG stations. Conventional scanning path planning typically relies on experience-based placement of scan points, lacking theoretical support and struggling to adapt to complex station structures and dynamic risk changes. The process begins with the creation of a 3D model, which captures the spatial details

Phosphates and organic matter usually coexist in secondary effluent, adversely affecting the stable control of water quality. Therefore, achieving the simultaneous removal of phosphates and organic matter from water bodies is significant. This study reports an excellent Fe₃Ce₁Oₓ(CA) functional material synthesized via a simple one-step co-precipitation method for hydroquinone (HQ) degradation through

Sulfuric acid slag, a byproduct derived from the oxidation roasting of pyrite in sulfuric acid production, constitutes a promising secondary iron resource with substantial recycling potential and wide-ranging industrial applications. However, inadequate recycling of this slag may lead to significant environmental degradation and pose serious risks to human health. In this study, an innovative suspended

Cadmium (Cd) and arsenic (As) possess opposing geochemical patterns in soils, leading to simultaneous stabilization difficulties in contaminated soil. Our previous study indicated that magnetic porous coal gangue-based material (MPCG) possesses excellent potential for simultaneously reducing the availability of Cd and As. However, the effect of MPCG on the uptake of Cd and As by plants in contaminated

Large amounts of cyanide tailings (CT), which are produced during the extraction of cyanide gold, can have a negative impact on the local environment, safety, and resources. It has been demonstrated that Microbial Induced Carbonate Precipitation (MICP) technology is a successful, sustainable, and manageable tailings treatment technique. The urease/carbonic anhydrase (CA) pathway's MICP process is currently

Environmental protection has become a pressing concern for numerous countries, with waste-to-waste strategies at the forefront. This study demonstrated the successful fabrication of bifunctional magnetic microspheres for arsenic remediation using waste iron sludge as precursor material. The synthesized material exhibited a monodisperse particle size distribution ranging from 300 to 500 μm, with a saturation

The understanding of ozone (O3) formation processes in polluted industrial areas remains limited. A machine learning (ML) approach combining random forest (RF) and artificial neural network (ANN) algorithms was proposed, showing a strong predictive performance of 0.940 in R2. Analysis of variable importance suggests that NO2 concentration, temperature (T), and relative humidity (RH) are the most important

Multistage flash desalination (MSF) is at the forefront of energy-efficient and sustainable water provision, especially with solar energy. This study presents a comprehensive outdoor experimentation of a novel parabolic trough collector-integrated three-stage MSF system. The tests targeted at assessing the impact of various factors, such as varied flow rates and adjusted vacuum settings with/without

High-pressure hydrogen storage is currently the most mature on-board hydrogen storage technology for fuel cell vehicles (FCVs). Hydrogen is typically compressed rapidly into tanks within a short period to minimize wait time and enhance user experience. However, this process causes a rapid increase in temperature inside the tank. Excessively high temperatures or extremely non-uniform temperature distributions