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Recent Emerging Contaminants Articles

Recently published articles from Emerging Contaminants.

A review of halogenated natural products in Arctic, Subarctic and Nordic ecosystems

Terry F. Bidleman | Agneta Andersson | Liisa M. Jantunen | John R. Kucklick | Henrik Kylin | Robert J. Letcher | Mats Tysklind | Fiona Wong

Halogenated natural products (HNPs) are organic compounds containing bromine, chlorine, iodine, and rarely fluorine. HNPs comprise many classes of compounds, ranging in complexity from halocarbons to...

Levels and trends of current-use pesticides (CUPs) in the arctic: An updated review, 2010–2018

Jennifer E. Balmer | Adam D. Morris | Hayley Hung | Liisa Jantunen | Katrin Vorkamp | Frank Rigét | Marlene Evans | Magali Houde | Derek C.G. Muir

Global regulations and many regional and national controls restrict the use of substances that exhibit the potential for environmental persistence and long-range transport. Nevertheless, many current-use...

Degradation of 2,4-dichlorophenoxyacetic acid by UV 253.7 and UV-H2O2: Reaction kinetics and effects of interfering substances

Asok Adak | Indrasis Das | Bijoli Mondal | Suman Koner | Pallab Datta | Lee Blaney

This work investigates the degradation of 2,4-dichlorophenoxy acetic acid (2,4-D) using UV irradiation and the UV-H2O2 advanced oxidation process (AOP). For UV irradiation at 253.7 nm, ∼66% degradation...

Application of self-supplying iron cathode prepared by gas sludge in Electro-Fenton

Lichao Zhou | Yuwen Xiao | Jiaxiang Liang | Diyong Tang | Jie Sun

This study is a new method for recovery and utilization of waste gas sludge from iron and steel industry. Because the gas sludge contains iron and carbon elements, the gas sludge is prepared into an...

Study on photodegradation pathway and mechanism of 2,2′,4,4′-Tetrabromodiphenyl ether

Peng-Yan Liu | Yan-Na Zhang | Zhen Gao | Zhan-Sheng Li

This paper focuses on the pathway, the kinetic laws and the mechanisms of BDE-47 photo-degradation in the environment. By changing the degradation conditions (such as light sources, solvents, inorganic...

Laboratory studies on leaching of HBCDD from building insulation foams

William A. Stubbings | Stuart Harrad

A series of laboratory experiments were conducted to study emissions of hexabromocyclododecane (HBCDD) into aqueous leaching fluid under simulated landfill conditions. Expanded (EPS) and extruded (XPS)...


Cynthia A. de Wit

Small-scale waste incinerators in rural China: Potential risks of dioxin and polychlorinated naphthalene emissions

Lili Yang | Guorui Liu | Qingqing Zhu | Minghui Zheng

Rapid development has led to a tremendous increase in the volume of solid waste produced in rural China. The annual amount of solid waste produced from Chinese rural areas is approximately 110 million...

Distribution, sources and risk of exposure to polycyclic aromatic hydrocarbons in indoor dusts from electronic repair workshops in southern Nigeria

Chukwujindu M.A. Iwegbue | Grace Obi | Stephen A. Uzoekwe | Francis E. Egobueze | Eze W. Odali | Godswill O. Tesi | Godwin E. Nwajei | Bice S. Martincigh

This study evaluates the characteristic levels, sources and risk of human exposure to polycyclic aromatic hydrocarbons (PAHs) in indoor dusts from electronic repair workshops in southern Nigeria. The...

Senecio bonariensis Hook. & Arn. promising arsenic phytoextractor from water in laboratory and field trials

Vanesa Pérez Cuadra | Viviana Cambi | Martín Espósito | María Gabriela Sica | Magalí Verolo | Amira Siniscalchi | Elisa Rosalia Parodi

The use of plant species to cleanse groundwater with excessive concentrations of arsenic (As) derived from contact with weathered materials has become a valuable option to treat it. The aim of this...

‘New’ unintentionally produced PCBs in the Arctic

Paul W. Bartlett | Elisabeth Isaksson | Mark H. Hermanson

Contamination of the Arctic by legacy polychlorinated biphenyls (PCB) is well documented, but the more recent discovery of unintentionally produced (UP) PCBs in the Arctic is a cause for concern. Legacy...

Role of organic amendments in reducing leaching of sulfosulfuron through wheat crop cultivated soil

Varsha Joshi | Archana Suyal | Anjana Srivastava | Prakash Chandra Srivastava

A field study with wheat crop was undertaken to examine the efficacy of two soil amendments, cereal straw and fresh cow dung slurry, in reducing leaching of sulfosulfuron to groundwater and its residue...

Extremely low-frequency magnetic field exposure level for Koreans by occupational code

Joon Sig Jung | Mailan Arachchige Don Rajitha Kawshalya | In Keun Shim | Jung Min Ryu | Myung Hee Kwon | Duck Shin Park | Seung Cheol Hong

This study attempted to identify the level of exposure of 350 subjects to the extremely low-frequency magnetic field (ELF-MF). The occupational group showed significantly high levels of ELF-MF in every...

Hazardous metals emissions from e-waste-processing sites in a village in northern Vietnam

Natsuyo Uchida | Hidenori Matsukami | Masayuki Someya | Nguyen Minh Tue | Le Huu Tuyen | Pham Hung Viet | Shin Takahashi | Shinsuke Tanabe | Go Suzuki

Inappropriate e-waste-processing operation is a serious issue in developing countries since the early 2000's. Field research was conducted to clarify its influences and diffuse toxic substances in the...

Distribution of total mercury in surface sediments and African catfish (Clarias gariepinus) from Akaki River catchment and Aba Samuel Reservoir, downstream to the mega-city Addis Ababa, Ethiopia

Alemnew Berhanu Kassegne | Jonathan O. Okonkwo | Tarekegn Berhanu Esho | Kebede Nigussie Mekonnen | Tshia Malehase | Seyoum Leta Asfaw

Total mercury (THg) levels were determined in sediment (n = 22) and muscle of Clarias gariepinus (n = 36) in dry and rainy seasons from Akaki River catchment and Aba Samuel Reservoir, Ethiopia in 2016-2017....

Peroxymonosulfate assisted mechanochemical method for the degradation of phenanthrene in contaminated soils

Guoxuan Fan | Xitao Liu | Chunye Lin | Peizhong Li

In recent years, mechanochemical method has received attention in the field of degrading pollutants, especially for persistent organic pollutants. In this study, peroxymonosulfate (PMS) as a co-grinding...

Contaminants of emerging concern in landfill leachate in China: A review

Chengdu Qi | Jun Huang | Bin Wang | Shubo Deng | Yujue Wang | Gang Yu

This review paper summarizes the occurrence, removal and ecological risk of contaminants of emerging concern (CEC) reported in landfill leachate in China since 1996 (43 studies in 10 regions). Results...

Occurrence and distribution of tetrabromobisphenol A and its derivative in river sediments from Vaal River Catchment, South Africa

December 2017
Tlou B. Chokwe | Jonathan O. Okonkwo | Mutshinyalo S. Nwamadi

Brominated flame retardants (BFRs) compounds have been widely added in a number of products to reduce their flammability. In the present study, the concentrations and distribution of tetrabromobisphenol...

Mass transfer of an organophosphate flame retardant between product source and dust in direct contact

December 2017
Ioannis Liagkouridis | Borislav Lazarov | Georgios Giovanoulis | Ian T. Cousins

Organophosphate flame retardants (OPFRs) are a group of semi-volatile organic compounds (SVOCs) and among the most abundant contaminants indoors. Their indoor presence has been associated with potential...

Occurrence and environmental levels of triclosan and triclocarban in selected wastewater treatment plants in Gauteng Province, South Africa

December 2017
Raisibe F. Lehutso | Adegbenro P. Daso | Jonathan O. Okonkwo

Triclosan and triclocarban are industrial chemicals that are frequently added into consumer and personal care products. Information on the levels on these compounds in water systems in the African continent...

Alkylphenols and alkylphenol ethoxylates in dust from homes, offices and computer laboratories: Implication for personal exposure via inadvertent dust ingestion

15 December 2017
Ovokeroye A. Abafe | Tlou B. Chokwe | Jonathan O. Okonkwo | Bice S. Martincigh

In the present study, the levels of alkylphenols (APs) and alkylphenol ethoxylates (APEs) in indoor dust of three different microenvironments were measured and daily intake via dust ingestion estimated....

In-situ observation and transport modelling of arsenic in Gangetic plain, India

15 December 2017
Pankaj Kumar Gupta | Pranjay Joshi | Jahangeer

The focus of this study is to investigate the arsenic movement and impacts on the residual concentrations on groundwater pollution load. The Gangetic plain area in the Ballia, Uttar Pradesh is selected...

Translocation of pharmaceuticals and personal care products (PPCPs) into plant tissues: A review

15 December 2017
Raya Salim Al-Farsi | Mushtaque Ahmed | Ahmed Al-Busaidi | B.S. Choudri

Occurrence and fate of pharmaceuticals and personal care products (PPCPs) in the environment and the potential consequences for human health is of serious concern. In the current review, we have tried...

The impact of a Wastewater Treatment Works in Southern Gauteng, South Africa on efavirenz and nevirapine discharges into the aquatic environment

June 2017
C. Schoeman | M. Dlamini | O.J. Okonkwo

There has been growing concern regarding the pollution of the aquatic environment with synthetic organic chemicals. Antiretroviral drugs, such as efavirenz and nevirapine, are pharmaceutical drugs and...

Screening-level exposure-based prioritization to identify potential POPs, vPvBs and planetary boundary threats among Arctic contaminants

June 2017
Efstathios Reppas-Chrysovitsinos | Anna Sobek | Matthew MacLeod

A report that reviews Arctic contaminants that are not currently regulated as persistent organic pollutants (POPs) under international treaties was recently published by the Arctic Monitoring and Assessment...

Early life exposure to per- and polyfluoroalkyl substances (PFASs): A critical review

June 2017
Kerstin Winkens | Robin Vestergren | Urs Berger | Ian T. Cousins

Due to the dynamic developmental processes during pregnancy, infancy, childhood and adolescence, exposure to PFASs is hypothesized to have the most pronounced negative effects during this period. In...

Seasonal variations and the influence of geomembrane liners on the levels of PBDEs in landfill leachates, sediment and groundwater in Gauteng Province, South Africa

June 2017
I.V. Sibiya | O.I. Olukunle | O.J. Okonkwo

In the present study, the seasonal concentrations of polybrominated diphenyl ethers (PBDEs) in leachate and sediment samples, and the influence of geomembrane liners on PBDE levels and the extent of...

Pay special attention to the transformation products of PPCPs in environment

June 2017
Lina Yin | Bin Wang | Honglin Yuan | Shubo Deng | Jun Huang | Yujue Wang | Gang Yu

Pharmaceuticals and personal care products (PPCPs) have received increasing attention. However, their transformation products (TPs) and metabolites, sometimes even with environmental concentration and/or...

Water-to-air transfer of branched and linear PFOA: Influence of pH, concentration and water type

March 2017
Jana H. Johansson | Hong Yan | Urs Berger | Ian T. Cousins

The volatilisation of perfluorooctanoic acid (PFOA) was measured experimentally at a range of pH values using a previously published laboratory method. Water-to-air transfer was studied for five structural...

An insight of environmental contamination of arsenic on animal health

March 2017
Paramita Mandal

The main threats to human health from heavy metals are associated with exposure to lead, cadmium, mercury and arsenic. Exposure to arsenic is mainly via intake of food and drinking water, food being...

Levels and distribution of polybrominated diphenyl ethers in Three Gorges Reservoir, China

March 2017
Jingxian Wang | Yonghong Bi | Bernhard Henkelmann | Zeyu Wang | Gerd Pfister | Karl-Werner Schramm

Polybrominated diphenyl ethers (PBDEs) were investigated in water, sediments, suspended sediments and biofilms in Three Gorges Reservoir (TGR), China. Results showed that dissolved bioavailable PBDEs...

Prevalence of historical and replacement brominated flame retardant chemicals in New York City homes

March 2017
Whitney J. Cowell | Heather M. Stapleton | Darrell Holmes | Lehyla Calero | Catherine Tobon | Matthew Perzanowski | Julie B. Herbstman

Until their phase-out between 2005 and 2013, polybrominated diphenyl ethers (PBDEs) were added to household products including furniture, rugs, and electronics to meet flammability standards. Replacement...

Detection of novel brominated flame retardants (NBFRs) in the urban soils of Melbourne, Australia

March 2017
Thomas J. McGrath | Paul D. Morrison | Andrew S. Ball | Bradley O. Clarke

A range of brominated flame retardants (BFRs) have been incorporated into polymeric materials like plastics, electronic equipment, foams and textiles to prevent fires. The most common of these, polybrominated...

Pharmaceuticals and personal care products (PPCPs) in the freshwater aquatic environment

March 2017
Anekwe Jennifer Ebele | Mohamed Abou-Elwafa Abdallah | Stuart Harrad

Pharmaceuticals and personal care products (PPCPs) are a unique group of emerging environmental contaminants, due to their inherent ability to induce physiological effects in human at low doses. An...

A review of the role of emerging environmental contaminants in the development of breast cancer in women

December 2016
Shabana Siddique | Cariton Kubwabo | Shelley A. Harris

The incidence of breast cancer is on a rise worldwide; it is a disease having a complex etiology. Besides genetics, environmental and other lifestyle factors play a role in the development of the disease....

Integrative assessment of biomarker responses in teleostean fishes exposed to glyphosate-based herbicide (Excel Mera 71)

December 2016
Sukhendu Dey | Palas Samanta | Sandipan Pal | Aloke Kumar Mukherjee | Debraj Kole | Apurba Ratan Ghosh

Present study deals with the effects of glyphosate-based herbicide, Excel Mera 71 on Anabas testudineus, Heteropnestes fossilis and Oreochromis niloticus in field conditions (1.85 kg/ha) based on anti-oxidative,...

Chlorinated organophosphate and “legacy” brominated flame retardants in UK waste soft furnishings: A preliminary study

December 2016
William A. Stubbings | Daniel S. Drage | Stuart Harrad

The Furniture and Furnishings (Fire Safety) Regulations 1988 is the major driver for the use of chemical flame retardants (FRs) in soft furnishings marketed in the UK. While these regulations specify...

Occurrence of micropollutants in the wastewater streams of cruise ships

December 2016
Lena Westhof | Stephan Köster | Margrit Reich

Nowadays the protection of the marine environment raises increasing academic and public attention. The issue of organic micropollutants is of equally high importance for the marine ecosystems. Maritime...

Biodegradation of bezafibrate by the activated sludge under aerobic condition: Effect of initial concentration, temperature and pH

December 2016
Qian Sui | Pingping Yan | Xuqi Cao | Shuguang Lu | Wentao Zhao | Maozhe Chen

Lab-scale experiments were conducted to investigate the effect of initial concentration, temperature and pH on the removal of bezafibrate (BF) by activated sludge under aerobic condition. The results...

Determination of mercury and its fractionation products in samples from legacy use of mercury amalgam in gold processing in Randfontein, South Africa

September 2016
Tshia Malehase | Adegbenro P. Daso | Jonathan O. Okonkwo

This study aimed at determining the levels of total mercury (THg) in tailings dams, soil, sediments and water samples collected in the vicinity of legacy mercury amalgam gold mines. Acid digestion was...

Environmental levels and toxicological potencies of a novel mixed halogenated carbazole

September 2016
Miren Pena-Abaurrea | Matthew Robson | Sri Chaudhuri | Nicole Riddell | Robert McCrindle | Brock Chittim | Robert Parette | Un-Ho Jin | Stephen Safe | David Poirier | Ralph Ruffolo | Richard Dyer | Rachael Fletcher | Paul A. Helm | Eric J. Reiner

The present work involves an extensive analytical and toxicological description of a recently identified mixed halogenated carbazole found in sediment samples, 1,8-dibromo-3,6-dichloro-9H-carbazole...

Discharge inventory of pharmaceuticals and personal care products in Beijing, China

September 2016
Zhixia Zhang | Bin Wang | Honglin Yuan | Ruixue Ma | Jun Huang | Shubo Deng | Yujue Wang | Gang Yu

Pharmaceuticals and personal care products (PPCPs) are emerging environmental contaminants, whose potential risk for the ecological environment has caused wide attention in recent years. In China, quite...

Localization of polycyclic aromatic hydrocarbons and heavy metals in surface soil of Asia’s oldest oil and gas drilling site in Assam, north-east India: Implications for the bio-economy

September 2016
Hemen Sarma | N.F. Islam | P. Borgohain | A. Sarma | M.N.V. Prasad

The environmental influx of hazardous contaminants viz PAHs and HMs occurs due to oil and gas drilling, and processing of petroleum products in industrial facilities and refineries. This problem plagues...

Assessing the persistence of pharmaceuticals in the aquatic environment: Challenges and needs

September 2016
Qingwei Bu | Xiao Shi | Gang Yu | Jun Huang | Bin Wang

Chemical’s persistence is known to be an important parameter applied for decades to identify persistent organic pollutants in hazard and/or risk assessments. Nevertheless it is greatly challenged in...

Occurrence of pharmaceuticals and perfluorinated compounds and evaluation of the availability of reclaimed water in Kinmen

September 2016
Webber Wei-Po Lai | Yen-Ching Lin | Hsin-Hsin Tung | Shang-Lien Lo | Angela Yu-Chen Lin

Emerging contaminants have commonly been observed in environmental waters but have not been included in water quality assessments at many locations around the world. To evaluate the availability of...

Experimental assessment of arsenic toxicity in garole sheep in India

September 2016
Chinmoy Maji | Samar Sarkar | Suman Biswas | Pabitra Hriday Patra | Bakul Kumar Datta | Samiran Bandyopadhyay | Tapas Kumar Biswas | Chandrakanta Jana | Tapan Kumar Mandal

Arsenic, a dangerous bio-accumulative poison, is a grave threat affecting a large number of people as well as animals throughout the World, particularly in Bangladesh and West Bengal, India. It is also...

Concentrations of organophosphate flame retardants in dust from cars, homes, and offices: An international comparison

June 2016
Stuart Harrad | Sandra Brommer | Jochen F. Mueller

Concentrations of a number of organophosphate flame retardants (PFRs) were measured in floor dust collected from living rooms in Australia (n = 42), Canada (n = 14), Germany (n = 22), and Kazakhstan...

Comprehensive evaluation of dioxins and dioxin-like compounds in surface soils and river sediments from e-waste-processing sites in a village in northern Vietnam: Heading towards the environmentally sound management of e-waste

June 2016
Go Suzuki | Masayuki Someya | Hidenori Matsukami | Nguyen Minh Tue | Natsuyo Uchida | Le Huu Tuyen | Pham Hung Viet | Shin Takahashi | Shinsuke Tanabe | Abraham Brouwer | Hidetaka Takigami

The management of electronic waste (e-waste), which can be a source of both useful materials and toxic substances, depending on the processing method, is important for promoting material cycling. In...

Occurrence of emerging flame retardants from e-waste recycling activities in the northern part of Vietnam

June 2016
Masayuki Someya | Go Suzuki | Alin C. Ionas | Nguyen Minh Tue | Fuchao Xu | Hidenori Matsukami | Adrian Covaci | Le Huu Tuyen | Pham Hung Viet | Shin Takahashi | Shinsuke Tanabe | Hidetaka Takigami

This study investigated the contamination status of 21 emerging flame retardants (FRs) in soils (n = 32) and river sediments (n = 8) from an e-waste recycling (EWR) site in the northern part of Vietnam....

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