Emerging investigators series: advances and challenges of graphitic carbon nitride as a visible-light-responsive photocatalyst for sustainable water purification
Graphitic carbon nitride (g-C3N4) is a promising visible-light-responsive photocatalyst for sustainable water purification.
Emerging investigators series: frontier review: occurrence and speciation of chromium in drinking water distribution systems
Chromium can exist as both trivalent Cr(III) and hexavalent Cr(VI) in typical drinking water conditions, with Cr(VI) being of particular concern due to its high toxicity and new regulatory perspectives.
Emerging investigators series: sewer surveillance for monitoring antibiotic use and prevalence of antibiotic resistance: urban sewer epidemiology
Sewer surveillance may be a useful tool for epidemiology that would benefit from improved understanding of the fate of microbial agents and prescription antibiotics during conveyance in sewer systems.
Emerging investigators series: revisiting greenhouse gas mitigation from conventional activated sludge and anaerobic-based wastewater treatment systems
Elucidation of N2O formation mechanisms in aerobic-based wastewater treatment is essential for effective greenhouse gas mitigation, whereas mainstream anaerobic treatment requires improved methane recoverability.
Emerging investigators series: prospects and challenges for high-pressure reverse osmosis in minimizing concentrated waste streams
If challenges such as mechanical stability, scaling, biofouling and concentration polarization at high pressures are addressed, high-pressure RO could be used to efficiently remove water from high-salinity waste brines as part of a zero-liquid-discharge disposal process.
Emerging investigator series: the role of vegetation in bioretention for stormwater treatment in the built environment: pollutant removal, hydrologic function, and ancillary benefits
Bioretention vegetation contributes to both the hydrologic and pollutant removal functions of bioretention.
Emerging investigators series: a critical review of decision support systems for water treatment: making the case for incorporating climate change and climate extremes
We present potential impacts of climate on drinking water treatment and review decision support systems for these utilities.
Emerging investigators series: the efficacy of chlorine photolysis as an advanced oxidation process for drinking water treatment
The photolysis of hypochlorous acid (HOCl) and hypochlorite (OCl−) produces a suite of reactive oxidants, including hydroxyl radicals (˙OH), chlorine radicals (Cl˙), and ozone (O3).
Emerging investigators series: virus mitigation by coagulation: recent discoveries and future directions
Forces influencing virion sorption and recent findings of coagulation-based inactivation inform new research directions for mitigating waterborne viruses by coagulation.
Emerging investigators series: the source and fate of pandemic viruses in the urban water cycle
This review provides a comprehensive look at whether a pandemic enveloped virus would pose challenges for the wastewater and drinking water industries.
Emerging investigator series: transformation of common antibiotics during water disinfection with chlorine and formation of antibacterially active products
This study determined that at chlorination conditions representative of wastewater treatment, fluoroquinolones, one of the common antibiotic classes, form antibacterially active products.
Emerging investigator series: photocatalysis for MBR effluent post-treatment: assessing the effects of effluent organic matter characteristics
Organic matter from a membrane bioreactor is fractionated and characterized in novel ways to understand component-specific inhibition of photooxidation reactions.
Emerging investigator series: inhibition and recovery of anaerobic granular sludge performance in response to short-term polystyrene nanoparticle exposure
Microbial communities and methanogenic genes are main reasons for AGS performance recovery from PS-NPs exposure.
Emerging investigators series: occurrence and fate of emerging organic contaminants in wastewater treatment plants with an enhanced nitrification step
The goal of this study is to investigate the occurrence and removal of emerging organic contaminants (EOCs) during wastewater treatment processes and understand the role of enhanced nitrification treatment in removing EOCs.
Emerging investigators series: ultraviolet and free chlorine aqueous-phase advanced oxidation process: kinetic simulations and experimental validation
An elementary reaction based kinetic model was developed for the fate of acetone degradation in UV/free chlorine advanced oxidation process.
Emerging investigators series: comparative study of naproxen degradation by the UV/chlorine and the UV/H2O2 advanced oxidation processes
The UV/chlorine and UV/H2O2 AOPs on the degradation of naproxen were compared. The efficiency of naproxen was much higher by UV/chlorine compared to UV/H2O2 under all the tested conditions. ClO˙ and CO3˙− played important roles in the degradation of naproxen.
Emerging investigators series: a steric pore-flow model to predict the transport of small and uncharged solutes through a reverse osmosis membrane
This study proposed a new approach to apply the steric pore-flow model to predict the rejection of eight N-nitrosamines and seven VOCs that are of great concern in potable water reuse through an RO membrane.
Emerging investigators series: comparing the inherent reactivity of often-overlooked aqueous chlorinating and brominating agents toward salicylic acid
Rates and selectivity of salicylic acid halogenation can be influenced by highly electrophilic species such as Cl2, BrCl, and BrOCl.
Emerging investigators series: trihalomethane, dihaloacetonitrile, and total N-nitrosamine precursor adsorption by modified carbon nanotubes (CNTs) and CNT micropillars
Modified carbon nanotubes (CNTs) and CNT micropillars are shown to adsorb organic precursors of disinfection byproducts, most notably those of total N-nitrosamines.
Emerging investigators series: hydrogen sulfide production in municipal stormwater retention ponds under ice covered conditions: a study of water quality and SRB populations
Sulfide production in stormwater ponds is a result of increased ubiquitous SRB activity.
Emerging investigators series: highly effective adsorption of organic aromatic molecules from aqueous environments by electronically sorted single-walled carbon nanotubes
The use of electronically sorted (i.e. semiconducting or metallic) single-walled carbon nanotubes (SWCNTs) for the removal of organic compounds from aqueous environments is investigated.
Emerging investigators series: prioritization of suspect hits in a sensitive suspect screening workflow for comprehensive micropollutant characterization in environmental samples
A suspect screening workflow was developed and applied to a series of samples collected from a small urban water system to identify and confirm the occurrence of 112 organic micropollutants.
Emerging investigators series: building a theory for smart stormwater systems
Smart stormwater systems will transform cities into coordinated and real-time controlled treatment plants.
Emerging investigators series: using an analytical solution approach to permit high volume groundwater withdrawals
Sustainable water management is paramount to ensuring continued access to fresh water resources.
Emerging investigators series: disinfection by-products in mixed chlorine dioxide and chlorine water treatment
On-site generation of ClO2 often involves the production of Cl2 as impurity and the changes of disinfection by-products formation by mixed disinfectant (ClO2/Cl2) was presented.
Emerging investigators series: silica-crosslinked graphene oxide membrane and its unique capability in removing neutral organic molecules from water
A new graphene oxide (GO) membrane was synthesized by crosslinking GO nanosheets via silica. This membrane was found to remove neutral organic molecules much more efficiently than negatively charged ionic species.
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.
Emerging investigators series: microbial communities in full-scale drinking water distribution systems – a meta-analysis
In this study, we co-analyze all available 16S rRNA gene sequencing studies from bulk drinking water samples in full-scale drinking water distribution systems.
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.
Emerging investigators series: pyrolysis removes common microconstituents triclocarban, triclosan, and nonylphenol from biosolids
Pyrolysis could be used as a biosolids processing step that reduces the amount of organic microconstituents discharged to the environment with residual biosolids.
Emerging investigators series: formation of disinfection byproducts during the preparation of tea and coffee
This study examined the formation of selected disinfection byproducts (DBPs) during the chlorination of breakfast, Earl Grey and green tea, and from instant and filter coffee.
About this collection
Environmental Science: Water Research & Technology is pleased to present this growing web collection, showcasing the work being conducted by Emerging Investigators in water engineering and technology across the globe. It highlights up-and-coming scientists in the early stages of their independent careers, who have been identified as having the potential to influence future directions in the field.
This collection will be updated when new Emerging Investigator Series papers are published – so keep checking this page and watch the collection grow.
More details about the Emerging Investigator Series can be found on the blog, including details on how to apply for consideration and interviews with the corresponding authors featured in this collection. Direct links to each of these interviews can be found below.
- Kevin Bisceglia
- Tom Bond
- Robert Delatolla
- Nicole Fahrenfeld
- Julian Fairey
- Takahiro Fujioka
- Jingyun Fang
- Daniel Gerrity
- Damian Helbling
- Joseph Kasprzyk
- Oyla Keen
- Manish Kumar
- Greg LeFevre
- Haizhou Liu
- Brooke Mayer
- Patrick McNamara
- Yujie Men
- Baoxia Mi
- Daisuke Minakata
- Ameet Pinto
- Christy Remucal
- John-David Rocha
- Reginald Rogers
- Christopher Sales
- Danmeng Shaui
- John Sivey
- Adam Smith
- Samuel Snow
- Krista Wigginton
- Xin Yang
- Xian-Zheng Yuan