Journal of Environmental Engineering: Recent submissions
Now showing items 421-440 of 6477
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Numerical Study of Landfill Gas Emissions through Three Earthen Landfill Covers
(ASCE, 2022/06/07)The effects of different types of earthen landfill covers and vapor on landfill gas emissions are not well understood. In this study, an existing theoretical model of water and multicomponent gas (methane, carbon dioxide, ... -
Insights into the Characteristics, Adsorption, and Desorption Behaviors of Polylactic Acid Aged with or without Salinities
(ASCE, 2022/06/17)Degradable plastics, the substitute for conventional plastics, are becoming the new pollutant in the ocean. However, studies investigating the impact of freshwater and seawater on the basic aging process of microplastics ... -
A Comprehensive Study of the Electrochemical Oxidation of Diclofenac Sodium in Reverse-Osmosis Concentrate: Analysis, Reaction Kinetics, and the Effect of Electrolyte Composition
(ASCE, 2022/06/03)Electrochemical oxidation (EO) is the most promising treatment for pharmaceutical removal in an aqueous matrix, though there are limited studies investigating the EO of pharmaceuticals in a real matrix such as reverse ... -
Design and Evaluation of Hierarchical Control Strategies for Wastewater Treatment Plants Using Bürger-Diehl Settler Model in BSM1 Framework
(ASCE, 2022/06/07)In this paper, the well-known Benchmark Simulation Model No. 1 (BSM1) was modified with a new model for the secondary clarifier to improve its prediction capability. The Bürger-Diehl settler model was integrated with ... -
Spatial Distribution, Contamination Feature, and Health-Risk Assessment of Heavy Metals and Metalloids in Farmland Soil in the Hunan Province, China
(ASCE, 2022/06/27)The objective of this study was to investigate the content characteristics of heavy metals, metalloids, and nutrients in farmland soil in the entire Hunan Province, China. In addition, the spatial distribution features, ... -
One- and Three-Dimensional Computational Fluid Dynamics Model Comparison of the Treatment Performance of a Full-Scale Oxidation Ditch
(ASCE, 2022/06/24)This work developed three computational fluid dynamics (CFD) models of a full-scale oxidation ditch, one three-dimensional (3D) model and two one-dimensional (1D) models, to compare their predicted wastewater treatment ... -
Mechanisms and Efficiency of Removal of Opportunistic Pathogens in Secondary Effluent by Slow Filtration and Disinfection
(ASCE, 2022/06/14)Although the reuse of reclaimed water is one of the ways to solve the water crisis, secondary effluents still contain opportunistic pathogens that pose a potential threat to human health. Herein, we use slow filtration-d ... -
Truck-Wash Wastewater in Three-Stage Sedimentation Basins on Construction Sites: Wastewater Characteristics, Bacterial Communities, and Pathogenic Bacteria Distribution
(ASCE, 2022/04/27)Truck-wash facilities have become popularized globally on construction sites, and the wastewater was frequently treated by three-stage sedimentation basins. The wastewater and bacterial characteristics in three-stage ... -
Intelligent Optimal Design of a Membrane Bioreactor Based on Flow Field Quantitative Analysis
(ASCE, 2022/05/03)The application of intelligent algorithms in the optimal design of a membrane bioreactor (MBR) is helpful in improving reactor performance. Our study constructed a numerical flow field model of a MBR. Membrane thickness, ... -
Effects of Electrode Materials on the Degradation of Sulfamethoxazole in Biofilm Electrode Systems
(ASCE, 2022/07/08)Sulfamethoxazole (SMX) is frequently detected in water, which can cause bacterial resistance and spread resistance genes. Activated carbon, graphite rods, and carbon fiber were used as electrodes to construct biofilm ... -
Sulfide Generation in Force Mains and Its Control Using Nitrate Dosing
(ASCE, 2022/04/28)Sulfide generation rates in the force mains of four pump stations in Edmonton, Alberta, Canada, were evaluated in the field, and a continuous nitrate dosing was applied in the pump wet well of the Big Lake pump station to ... -
Investigating Exhaust Emissions from In-Use Passenger Cars: Exploratory Analysis and Policy Outlook
(ASCE, 2022/05/06)Most developing countries still have various makes of petrol-driven cars dominating the overall passenger vehicle fleet. In such countries, the emission certification policy for in-use vehicles remains an area of concern, ... -
Isothermal, Kinetic, and Thermodynamic Study of Copper Ion Adsorption Using Raw Ranufe Bentonite and Its Sodium and Pillared Forms
(ASCE, 2022/05/23)Heavy metals in industrial waste cause environmental damage because they metals are toxic, nonbiodegradable, and are bioaccumulated. As such, treatments are needed to reduce heavy metals to legally acceptable levels before ... -
Effects of Environmental Factors on the Spatial Succession of the Bacterial Community in Municipal Solid-Waste Landfills
(ASCE, 2022/04/28)Secondary pollution control and rapid stabilization of municipal solid waste (MSW) landfills are closely associated with bacterial communities. The spatial variations in bacterial community structure and the environmental ... -
Oil Spill Modeling for the Mariner Oil Field, East of Shetland, United Kingdom, North Sea
(ASCE, 2022/05/31)The Mariner field is a newly completed oil field in the UK continental shelf with an estimated reserve of 396 million cubic meters (2.5 billion barrels) of oil. Despite the energy security benefits its development ... -
Influence of Chemical, Electrochemical Exfoliation, Hydrophilic, and Hydrophobic Binder on the Sorption Capacity of Graphene in Capacitive Deionization
(ASCE, 2022/04/29)Graphene is expected to play a significant role as a capacitive deionization (CDI) electrode due to its exceptional characteristics. However, difficulties in achieving high specific surface area (SSA) reduces the sorption ... -
Environmental Engineering as Care for Human Welfare and Planetary Health
(ASCE, 2022-04-14)Among the subdisciplines of engineering, environmental engineering is distinctive in three aspects. First, descriptions of the profession of environmental engineering emphasize that environmental engineers solve problems ... -
Influence of Relative Humidity and Feed Atmosphere on Reactive Species Generation in Nonthermal Plasma Employed for Eriochrome Black T Removal
(ASCE, 2022-04-06)Nonthermal plasma (NTP) is a promising technology for the removal of persistent organic contaminants in wastewater thanks to its ability to generate powerful oxidizing species. In this work, a gliding arc discharge NTP was ... -
Sector Perspectives on the Attributes of System Approaches to Water, Sanitation, and Hygiene Service Delivery
(ASCE, 2022-03-18)This study sought to coalesce sector knowledge on the use of systems approaches for sustainable water, sanitation, and hygiene (WASH) service delivery in low-income countries. To accomplish this objective, we remotely ... -
Graphene–Biochar Composite for Effective Congo Red Dye Removal from Water
(ASCE, 2022-04-18)Congo red (CR), a harmful pollutant, is increasingly contaminating aquatic environments. The removal of CR from wastewater is important. This study developed a novel graphene–biochar composite (GR-BC) to enhance CR treatment. ...