Themed collection Environmental Science: Water Research & Technology Recent HOT Articles

Widespread disposal of landfill leachate to municipal sewer in the US calls for improved understanding of the relative organic-chemical contributions to the WWTP waste stream and associated surface-water discharge to receptors in the environment.

This study investigated the transformation of a THM mixture and the change of toxicity risk in drinking water distribution systems for the first time.

Kinetics and transformation products for the reactions of ozone with pyrrole, imidazole, and pyrazole were determined. For the imidazole–ozone reaction, all possible transformation products were identified, completing the mass balance.

Gliding arc plasma discharge is an energy-efficient treatment technology for a broad range of poly- and perfluoroalkyl substances in water.

A parameterized costing model was used to investigate the impacts of ion selectivity on water treatment price for selective ion removal with capacitive deionization (CDI) systems.

Phenolic substituents and manganese oxide characteristics influence oxidation kinetics and mechanism, as well as the utility of QSARs.

MNBs may promote senescence of macrophytes with low total antioxidant capacity in urban landscape water and thereby affect ecological restoration.

Fungi characteristics of small diameter gravity sewer (SDGS) biofilms were investigated and influences of wastewater type (rural sewage and greywater) on fungi number, communities and pathogen were analyzed.

Capacitive deionization (CDI) operated under inverted mode involves electronic charging and discharge steps with corresponding ion concentration and desalting coupled with simultaneous energy storage.

Porous graphitic carbon nanosheets functionalized by ultrafine Fe₃O₄ NPs and amino-functionalized activated carbon were developed to construct a hybrids capacitive deionization for efficient removal of multiple heavy metal ions in water.

Bacteriophages targeting Pseudomonas spp. were isolated and characterised for the biocontrol pre-treatment of rainwater.

In the integrated adsorption–UF process, fouling resistance of the cake layer was influenced by the properties of both feed water NOM and adsorbents.

Fecal indicator bacteria are commonly used to evaluate water quality and make decisions on designating and restricting use.

By mimicking the complex organic matter composition in sewage, COPAS is a readily available and practical alternative in anaerobic lab-scale studies.

In this paper, flow cytometry is used as a tell-tale for minor water quality changes to optimize the water quality and biostability during and after treatment.

DC and AC powered electrocoagulation were compared for oil removal from bilge water.

Naturally present indigenous fresh water viruses are able to accurately monitor virus rejection of intact and damaged RO membranes, with high sensitivity and similar performance as spiked bacteriophage MS2.

The presence of zinc, and not orthophosphate, was the selective pressure for antibiotic resistance.

Formation of iodinated aromatic products during Mn(VII) oxidation of phenolic compounds in the presence of I⁻ was reduced by the addition of PMS.

The assessment of a novel enzyme-based assay showed it to be reliable to detect and quantify E. coli in water.

An anoxic sulfur-oxidizing moving bed biofilm reactor (MBBR) treating sulfur and nitrate-contaminated synthetic wastewater was monitored for 306 days under feed nitrogen-to-sulfur (N/S) molar ratios of 0.5, 0.3 and 0.1.

Non-target analysis of potentially toxic disinfection by-products at four waterworks in Sweden.

Biologically acclimated sand and granular activated carbon (GAC) filter performance for trace organic contaminant control is compared under variable water quality and operational conditions.

Permeability loss and the low retention efficiency of soluble organics significantly restrict the application of ultrafiltration (UF) for water reclamation.

Scenarios (a)–(c) are created to study the effect of the chemical surface charge of carbon electrodes on capacitive deionization using symmetric carbon electrode pairs.

Microplastics are pollutants of concern in the freshwater and marine environments. These microparticles carry biofilm communities unique from the surrounding water.

This manuscript makes a significant research impact regarding the fate of As-loaded nZVI particles under different geochemical conditions of groundwater downstream.

Membrane electrolysis is shown to be durable over one month of continuous operation.

MABRs with a two-step startup facilitate the formation of layered distribution of nitrifiers and denitrifiers and have higher pollutant removal rates.

The support layer of RO membranes can significantly affect the permeability depending on its sublayer structure.

This study determined deactivation of transforming activity of an ARG and the ARG degradation during UV and UV/H₂O₂ treatment of plasmid pUC19 containing an ampicillin resistance gene.

Dechlorination in GAC biofilters leads to greater bioactivity and growth of a diverse microbial community.

1,3,5-Trimethoxybenzene can be used to quench residual chlorine and bromine without altering disinfection byproducts that are reactive toward traditional quenchers.