Leakage of soluble microbial products from biological activated carbon filtration in drinking water treatment plants and its influence on health risks.

abstract：:Silver (Ag) ions are among the most toxic metallic ions to aquatic biota. In southern Argentina, fish from Patagonian lakes have liver Ag concentrations [Ag] among the highest ever reported globally. Silver concentration in phytoplankton from Lake Moreno (1.82±3.00μgg(-1) dry weight, DW) was found to be significantly ...

journal_title：Chemosphere

authors： Revenga JE,Campbell LM,Kyser K,Klassen K,Arribére MA,Ribeiro Guevara S

更新日期：2011-04-01 00:00:00

abstract：:The attenuation of the acid mine drainage is one of the most important environmental challenges facing the mining industry worldwide. Mining waste deposits from an ancient metallurgical extraction of heavy metals were found near to the San Antonio marsh in Patagonia. The aim of this work was to determinate which mecha...

journal_title：Chemosphere

authors： Idaszkin YL,Carol E,María Del Pilar A

更新日期：2017-09-01 00:00:00

abstract：:It has been shown that the CeO2/gamma-Al2O3 catalyst is a feasible alternative to CeO2 for the catalytic wet air oxidation (CWAO) of phenol because it remains an effective catalyst and yet is cheaper to prepare. In this study, we found that the optimal cerium content in the CeO2/gamma-Al2O3 catalyst was 20 wt.%, regar...

journal_title：Chemosphere

authors： Chang L,Chen IP,Lin SS

更新日期：2005-01-01 00:00:00

abstract：:This study investigates the effect of sodium nitroprussiate (SNP), an exogenous NO-donor, on the joint toxicity of binary mixtures of cetyltrimethylammonium chloride (CTAC) and fluoranthene (Flu) (CTAC/Flu), which are representatives for surfactants and polycyclic aromatic hydrocarbons (PAHs) respectively, in a unicel...

journal_title：Chemosphere

authors： Li Q,Liang Z,Ge F,Xu Y,Yang L,Zeng H

更新日期：2014-02-01 00:00:00

abstract：:Constructed treatment wetlands have the potential to reclaim wastewaters through removal of trace concentrations of emerging organic pollutants, including pharmaceuticals, personal care products, and pesticides. Flask-scale assessments incorporating active and inactivated duckweed were used to screen for plant-associa...

journal_title：Chemosphere

authors： Reinhold D,Vishwanathan S,Park JJ,Oh D,Michael Saunders F

更新日期：2010-08-01 00:00:00

abstract：:Intense reuse of treated wastewater in agriculture is practiced all over the world, especially in arid and water-scarce regions. In doing so, pharmaceutical residues in the water are irrigated to the soil and subsequently can percolate into the local aquifers. Since evaporation rates in these areas are typically high,...

journal_title：Chemosphere

authors： Zemann M,Majewsky M,Wolf L

更新日期：2016-07-01 00:00:00

abstract：:Arsenic pollution in aquatic environments is a worldwide concern due to its toxicity and chronic effects on human health. This concern has generated increasing interest in the use of different treatment technologies to remove arsenic from contaminated water. Constructed wetlands are a cost-effective natural system suc...

journal_title：Chemosphere

authors： Lizama A K,Fletcher TD,Sun G

更新日期：2011-08-01 00:00:00

abstract：:Prenatal exposure to particulate matter (PM) in ambient air has been linked to changes in newborn mitochondrial DNA copy number (mtDNAcn), but the effects of exposure are inconsistent. We aimed to investigate the effect of weekly PM exposure during pregnancy on newborn mtDNAcn. The present study included 762 mother-in...

journal_title：Chemosphere

authors： Hu C,Sheng X,Li Y,Xia W,Zhang B,Chen X,Xing Y,Li X,Liu H,Sun X,Xu S

更新日期：2020-08-01 00:00:00

abstract：:The traditional view of metal adsorption to bacterial surfaces is that it can act as a protective mechanism by externalizing the metal outside the cell. However, numerous studies focussing on the biodynamics of metal uptake using biotic ligand models consider metal adsorption to cell surfaces as an important first ste...

journal_title：Chemosphere

authors： Liang L,Ngwenya BT

更新日期：2018-12-01 00:00:00

abstract：:Feasibility of three different extraction methods for the simultaneous determination of polychlorinated biphenyls (PCBs), polychlorinated dibenzo-p-dioxins (PCDDs) and polychlorinated dibenzofurans (PCDFs) in butter is discussed. The method based on liquid-liquid extraction with water of the non fatty solids from butt...

journal_title：Chemosphere

authors： Ramos L,Eljarrat E,Hernández LM,Rivera J,González MJ

更新日期：1999-06-01 00:00:00

abstract：:In the paper, we explored the influences of different dosages of iron and calcium carbonate on contaminant removal efficiencies and microbial communities in algal ponds combined with constructed wetlands. After 1-year operation of treatment systems, based on the high-throughput pyrosequencing analysis of microbial com...

journal_title：Chemosphere

authors： Zhao Z,Song X,Zhang Y,Zhao Y,Wang B,Wang Y

更新日期：2017-12-01 00:00:00

abstract：:The maternal investment into egg quality depends on the condition of the female, the quality of the mate, and the quality of the environment. In that sense, availability of nutrients and exposure to pollutants are essential parameters to consider. The main aim of this study is to assess the effects of calcium (Ca) ava...

journal_title：Chemosphere

authors： Espín S,Ruiz S,Sánchez-Virosta P,Salminen JP,Eeva T

更新日期：2016-05-01 00:00:00

abstract：:A pot incubation experiment under natural conditions was designed to investigate the effects of three biodegradable chelating agents, namely; the [S,S]-isomer of ethylenediamine disuccinate (EDDS), citric acid (CA), and tetrasodium N,N-Bis(carboxymethyl)-L-glutamate acid (GLDA), on two plant species (Brassica juncea a...

journal_title：Chemosphere

authors： Diarra I,Kotra KK,Prasad S

更新日期：2020-10-04 00:00:00

abstract：:Dietary exposure to polybrominated diphenyl ethers (PBDEs) of the population in the Region of Valencia, Spain, was assessed. A group of 320 composite samples of different fatty foods was collected and analyzed, including the following: vegetable oils, and foods of animal origin such as (a) fish and seafood, (b) eggs, ...

journal_title：Chemosphere

authors： Pardo O,Fernández SF,Quijano L,Marín S,Villalba P,Corpas-Burgos F,Yusà V

更新日期：2020-07-01 00:00:00

abstract：:Combining phytoremediation plants and microorganisms is a promising method of remediating heavy metal contaminated soil. In this study, two manganese-tolerant strains were isolated from Mn slag and identified as Bacillus cereus HM5 and Bacillus thuringiensis HM7. These two Bacillus spp. have the ability to dissolve ph...

journal_title：Chemosphere

authors： Huang H,Zhao Y,Fan L,Jin Q,Yang G,Xu Z

更新日期：2020-12-01 00:00:00

abstract：:The large surface area of Lake Victoria (about 68,800 km2) makes it vulnerable to high atmospheric deposition of chemical pollutants. We present measurements of polychlorinated biphenyls (PCBs) from the lake's atmospheric environment. High volume air (24 h) samples were collected within the northern Lake Victoria wate...

journal_title：Chemosphere

authors： Arinaitwe K,Muir DCG,Kiremire BT,Fellin P,Li H,Teixeira C,Mubiru DN

更新日期：2018-02-01 00:00:00

abstract：:The design of sustainable, effective and recyclable hybrid catalysts for advanced oxidation processes is highly significant for remediation of the water environment. In this study, we synthesized magnetic Fe3O4-N-doped carbon sphere composite catalysts (Fe3O4-NCS-x) for efficient removal of tetracycline by activating ...

journal_title：Chemosphere

authors： Yang H,Zhou J,Yang E,Li H,Wu S,Yang W,Wang H

更新日期：2021-01-01 00:00:00

abstract：:The in-situ treatment of solid wastes might be regarded as cost-effective and minimum environmental fingerprint solution, particularly with reference to contaminated soils, offering several benefits compared to ex-situ methods. In this short communication it is described the study of a lab-scale coaxial dielectric bar...

journal_title：Chemosphere

authors： Aggelopoulos CA,Tsakiroglou CD

更新日期：2021-03-01 00:00:00

abstract：:This work studied interactions of uranium with pure organic compounds, such as glutathione, and more complex mixtures, such as humic acid and aqueous plant extracts. High performance liquid chromatography with UV absorption interfaced to inductively coupled plasma mass spectrometry sequential detection was used to det...

journal_title：Chemosphere

authors： Bednar AJ,Medina VF,Ulmer-Scholle DS,Frey BA,Johnson BL,Brostoff WN,Larson SL

更新日期：2007-12-01 00:00:00

abstract：:Multivariate statistical techniques are applied to particulate matter (PM) and meteorological data to identify the sources responsible for evening PM spikes at Sunland Park, NM (USA). The statistical techniques applied are principal components analysis (PCA), redundancy analysis (RDA), and absolute principal component...

journal_title：Chemosphere

authors： García JH,Li WW,Cárdenas N,Arimoto R,Walton J,Trujillo D

更新日期：2006-12-01 00:00:00

abstract：:Long-term sampling is essential for monitoring the air pollutants emitted from stack since it can monitor the pollutants emission continuously including the stages of start-up, shutdown and normal operation. However, commercial continuous sampling equipment such as AMESA faces the challenges of high weight and complic...

journal_title：Chemosphere

authors： Hsu YC,Chang SH,Chang MB

更新日期：2020-03-01 00:00:00

abstract：:Polymeric forms of metal coagulants in water treatment have become increasingly used due to their wider availability and reduction in cost. These specialized coagulant forms and products are claimed by manufacturers to be superior to conventional coagulants in particulate and/or organic removal with inherent advantage...

journal_title：Chemosphere

authors： Sinha S,Yoon Y,Amy G,Yoon J

更新日期：2004-12-01 00:00:00

abstract：:Increasing evidence indicates that pharmaceutical bioaccumulate in fish collected downstream from municipal wastewater effluent discharges. However, studies of pharmaceutical bioaccumulation by other aquatic organisms, including primary producers (e.g., periphyton) and grazers (e.g., snails), are lacking in wadeable s...

journal_title：Chemosphere

authors： Du B,Haddad SP,Scott WC,Chambliss CK,Brooks BW

更新日期：2015-01-01 00:00:00

abstract：:Seven types of atmospheric dusts (road dust, soil dust, brake dust, desert dust, pellet ash and coke and certified material NIST1648a - urban dust) have been tested for their genotoxicity on specimens of Echinogammarus veneris, a small aquatic amphipod. Experiments were carried out in vivo, by exposing the animals for...

journal_title：Chemosphere

authors： Marcoccia M,Ronci L,De Matthaeis E,Setini A,Perrino C,Canepari S

更新日期：2017-04-01 00:00:00

abstract：:This paper describes a study of oxidation of diethylene glycol (DEG) by ozone and modified Fenton process (hydrogen peroxide and ferric salt mixture) in aqueous solution. Both oxidation processes were able to oxidize relatively high concentrations of DEG effectively. DEG reacted primarily through hydroxyl radical prod...

journal_title：Chemosphere

authors： Turan-Ertas T,Gurol MD

更新日期：2002-04-01 00:00:00

abstract：:Sorption of pyrene on black carbons (BCs) obtained by heating sawdust at two temperatures (400 and 700°C, denoted as 400BC and 700BC, respectively), as well as on modified BCs (via oxidation, oximation, and hydrolysis) was studied to investigate the role of BC structural characteristics in sorption of hydrophobic orga...

journal_title：Chemosphere

authors： Zhang W,Wang L,Sun H

更新日期：2011-11-01 00:00:00

abstract：:The fate of spinetoram was studied in a rice field ecosystem, and an efficient method for the determination of spinetoram (XDE-175-J and XDE-175-L) in soil, rice straw, paddy water, husk and brown rice was developed. Spinetoram residues were extracted from samples with a salting out extraction procedure. The extracts ...

journal_title：Chemosphere

authors： Zhao L,Chen G,Zhao J,Zhang Y,Zhu Y,Yang T,Wu YL

更新日期：2015-01-01 00:00:00

abstract：:The concentrations and distributions of polybrominated diphenyl ethers (PBDEs) and novel brominated flame retardants (NBFRs) in tree bark and hair samples from the same area in Yunnan Province, China, were determined. The total PBDE and NBFR concentrations in the tree bark samples were 3.8 ng/g lipid weight to 91 ng/g...

journal_title：Chemosphere

authors： Yuan H,Jin J,Bai Y,Li Q,Wang Y,Hu J

更新日期：2016-07-01 00:00:00

abstract：:Microcosm experiments were conducted to examine Fenton reaction-driven degradation of three common herbicides exposed to a variety of Fe(2+)-H2O2 combinations that are likely to be encountered in natural water environments. The results show that these combinations had significant (P<0.05) effects on removing the water...

journal_title：Chemosphere

authors： Qin J,Li H,Lin C,Chen G

更新日期：2013-08-01 00:00:00

abstract：:The fluorescence excitation-emission matrix properties of 25 dissolved organic matter samples from three rivers and one lake are analysed. All sites are sampled in duplicate, and the 25 samples include ten taken from the lake site, and nine from one of the rivers, to cover variations in dissolved organic matter compos...

journal_title：Chemosphere

authors： Baker A,Tipping E,Thacker SA,Gondar D

更新日期：2008-12-01 00:00:00