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

17 articles
Communication

Addition of conductive particles to improve the performance of activated carbon air-cathodes in microbial fuel cells

Inexpensive carbon black combined with heat-treatment produced the most effective activated carbon catalyst for improving microbial fuel cell cathode performance.

Graphical abstract: Addition of conductive particles to improve the performance of activated carbon air-cathodes in microbial fuel cells
Paper

Tailored water treatment using enhanced primary clarification for nutrient recovery and production of water for turfgrass irrigation

Enhanced primary clarification coupled with hypoaerobic biological treatment can produce fertigation water having targeted nitrogen and phosphorus concentrations without substantial changes to biological treatment and without increasing energy requirements.

Graphical abstract: Tailored water treatment using enhanced primary clarification for nutrient recovery and production of water for turfgrass irrigation
Paper

On the optimal design of forward osmosis desalination systems with NH3–CO2–H2O solutions

The optimal working pressure and composition of the draw solution is identified. The forward osmosis process is compared with reverse osmosis and thermal desalination in terms of specific work, membrane area, and second law efficiency.

Graphical abstract: On the optimal design of forward osmosis desalination systems with NH3–CO2–H2O solutions
Paper

Activity of methanogenic biomass after heat and freeze drying in air

This study successfully demonstrated that methanogenic communities can retain activity after freeze and heat drying in air.

Graphical abstract: Activity of methanogenic biomass after heat and freeze drying in air
Paper

Formation of bioactive transformation products during glucocorticoid chlorination

Glucocorticoid (GC) release into the environment has led to widespread detection of glucocorticoid receptor (GR) activity in water resources that has been shown to persist throughout conventional and some advanced wastewater treatment processes.

Graphical abstract: Formation of bioactive transformation products during glucocorticoid chlorination
Paper

Demonstration of membrane distillation on textile waste water: assessment of long term performance, membrane cleaning and waste heat integration

A three month membrane distillation trial demonstrated innovative pretreatments, cleaning and waste heat integration as an inland textile industry wastewater solution.

Graphical abstract: Demonstration of membrane distillation on textile waste water: assessment of long term performance, membrane cleaning and waste heat integration
Paper

Benzotriazole (BT) and BT plant metabolites in crops irrigated with recycled water

Novel benzotriazole plant metabolites were quantified for the first time in crops irrigated with recycled water, demonstrating an exposure route.

Graphical abstract: Benzotriazole (BT) and BT plant metabolites in crops irrigated with recycled water
Paper

Eukaryotic community diversity and spatial variation during drinking water production (by seawater desalination) and distribution in a full-scale network

Characterization of eukaryotic community dominated by fungi for drinking water distribution network fed by reverse osmosis seawater desalination plant.

Graphical abstract: Eukaryotic community diversity and spatial variation during drinking water production (by seawater desalination) and distribution in a full-scale network
Paper

Emerging investigators series: building a theory for smart stormwater systems

Smart stormwater systems will transform cities into coordinated and real-time controlled treatment plants.

Graphical abstract: Emerging investigators series: building a theory for smart stormwater systems
From the themed collection: Emerging Investigator Series
Paper

Point-of-use water filters can effectively remove disinfection by-products and toxicity from chlorinated and chloraminated tap water

Tap water filters were evaluated for their efficacy to abate fluoride, bacteria, adsorbable organic halogens (sum parameter of halogenated DBPs), and mixtures of bioactive DBPs quantified by cell-based bioassays.

Graphical abstract: Point-of-use water filters can effectively remove disinfection by-products and toxicity from chlorinated and chloraminated tap water
Paper

Emerging investigators series: untangling the microbial ecosystem and kinetics in a nitrogen removing photosynthetic high density bioreactor

Metabolic kinetics, microscopy, metagenomic analysis, and real-time PCR are applied to characterize nitrogen species transformation and identify and quantify the organisms key to these transformational processes.

Graphical abstract: Emerging investigators series: untangling the microbial ecosystem and kinetics in a nitrogen removing photosynthetic high density bioreactor
From the themed collection: Emerging Investigator Series
Paper

Emerging investigators series: prediction of trace organic contaminant abatement with UV/H2O2: development and validation of semi-empirical models for municipal wastewater effluents

Recent evaluations of potable reuse treatment trains suggest that the use of UV and UV/H2O2 may become increasingly common, particularly in systems employing ozone and/or biofiltration.

Graphical abstract: Emerging investigators series: prediction of trace organic contaminant abatement with UV/H2O2: development and validation of semi-empirical models for municipal wastewater effluents
From the themed collection: Emerging Investigator Series
Paper

Impact of microbial activities and hydraulic retention time on the production and profile of long chain fatty acids in grease interceptors: a laboratory study

Fat, oil and grease (FOG) deposits are a major cause of sanitary sewer overflows (SSOs), and calcium salts of long chain fatty acids (LCFAs) have recently been identified as key components of FOG deposits in sewer systems.

Graphical abstract: Impact of microbial activities and hydraulic retention time on the production and profile of long chain fatty acids in grease interceptors: a laboratory study
Open Access Paper

Long-term performance of a 200 liter modularized microbial fuel cell system treating municipal wastewater: treatment, energy, and cost

A modularized microbial fuel cell system can effectively treat primary effluent and use the produced energy to offset part of its energy consumption.

Graphical abstract: Long-term performance of a 200 liter modularized microbial fuel cell system treating municipal wastewater: treatment, energy, and cost
Paper

Acid–base dynamics in seawater reverse osmosis: experimental evaluation of a reactive transport algorithm

An advanced simulation algorithm enabling accurate predictions of acid–base properties in RO brine and permeate was developed and experimentally tested.

Graphical abstract: Acid–base dynamics in seawater reverse osmosis: experimental evaluation of a reactive transport algorithm
Paper

Inactivation of bacteria from contaminated streams in Limpopo, South Africa by silver- or copper-nanoparticle paper filters

There is an urgent need for inexpensive point-of-use methods to purify drinking water in developing countries to reduce the incidence of illnesses caused by waterborne pathogens.

Graphical abstract: Inactivation of bacteria from contaminated streams in Limpopo, South Africa by silver- or copper-nanoparticle paper filters
Paper

Optimisation and costing of faecal sludge management options for Lusaka's informal settlements

This paper presents a methodology to support the implementation of Faecal Sludge Management services in informal settlements in Lusaka, The Republic of Zambia.

Graphical abstract: Optimisation and costing of faecal sludge management options for Lusaka's informal settlements
From the themed collection: Sanitation
17 articles

About this collection

Here is a collection of recent Environmental Science: Water, Research & Technology articles which have been classified as ‘HOT articles’ due to receiving particularly high scores at peer review.

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