Optimization of treatment leachates from young, middle-aged and elderly landfills with bipolar membrane electrodialysis.

abstract：:Tightening quality standards for European waters has seen a move towards enhanced wastewater treatment technologies such as granulated organic carbon treatment and ozonation. Although these technologies are likely to be successful in degrading certain micro-organic contaminants, these may also destroy compounds which ...

journal_title：Environmental technology

authors： Constantino C,Gardner M,Comber SD,Scrimshaw MD,Ellor B

更新日期：2015-01-01 00:00:00

abstract：:The urban continuum, as it applies to sediments and associated contaminants, represents the area over/through which sediments are conveyed from a depositional or eroded surface to a treatment system and/or receiving water body. This study has focused on the changing physical characteristics of the sediment, with an em...

journal_title：Environmental technology

authors： Droppo IG,Irvine KN,Jaskot C

更新日期：2002-01-01 00:00:00

abstract：:This work focused in the evaluation of Oreochromis niloticus fish scales (FS) as biosorbent material in the removal of Zn from a synthetic effluent based on automotive battery industry effluent and, further, a hybrid neutralization/biosorption process, aiming at a high-quality treated effluent, by a cooperative use of...

journal_title：Environmental technology

authors： Ribeiro C,Scheufele FB,Alves HJ,Kroumov AD,Espinoza-Quiñones FR,Módenes AN,Borba CE

更新日期：2019-07-01 00:00:00

abstract：:A hybrid liquid membrane process was used to remove cadmium cation from a solution using bis-(2-ethylhexyl) phosphoric acid as the carrier for the first time. Different polyethersulphone supporting membranes were prepared by a phase inversion technique. The prepared membrane could be efficiently used as the supporting...

journal_title：Environmental technology

authors： Garmsiri M,Mortaheb HR,Amini MH

更新日期：2015-01-01 00:00:00

abstract：:The deposition of noble metal on titanium dioxide (TiO2) has been considered as an effective strategy to improve the activity of TiO2. In this paper, TiO2 nanoparticles were prepared via a sol-gel route, followed by heat treatment at elevated temperatures. TiO2-Pt catalyst was prepared by deposition of platinum (Pt) o...

journal_title：Environmental technology

authors： Fan JW,Liu XH,Zhang J

更新日期：2011-02-01 00:00:00

abstract：:The potential for phytoremediation of high concentrations of petroleum hydrocarbons is poorly understood. This study examines variations in phytoremediation performance for a soil contaminated with diesel at 6400 mg TPH kg-1 dry mixture. Experiments on diesel-contaminated soil were conducted in cups using 200 g of soi...

journal_title：Environmental technology

authors： Hou FS,Milke MW,Leung DW,MacPherson DJ

更新日期：2001-02-01 00:00:00

abstract：:The study aims to remove methylene blue dye from water with a fixed-bed column packed with Cu2O nanocomposite ceramsites. The column showed the advantages of fixed-bed column adsorption and photocatalytic oxidation. The Cu2O nanocomposite ceramsites with strong photocatalytic oxidation activity and well-developed poro...

journal_title：Environmental technology

authors： Li T,Fan J,Sun T

更新日期：2020-03-24 00:00:00

abstract：:The production of extracellular protease by different Bacillus licheniformis strains (ATCC 21415, ATCC 21417 and ATCC 21424) was tested in wastewater sludge as a raw material as well as in synthetic soy medium to compare the capacity of protease production by different strains and to compare the capacity of the medium...

journal_title：Environmental technology

authors： Bezawada J,Yan S,Tyagia RD,Surampalli RY

更新日期：2010-01-01 00:00:00

abstract：:This study investigates the changes in biodegradability, rheology and metal concentration of wastewater sludge--non-hydrolyzed (raw), sterilized, and hydrolyzed (thermal alkaline pre-treatment) at total solids concentration from 10-50 g l(-1) to ascertain the bioavailability of nutrients for subsequent fermentation. T...

journal_title：Environmental technology

authors： Verma M,Brar SK,Riopel AR,Tyagi RD,Surampalli RY

更新日期：2007-03-01 00:00:00

abstract：:Doping non-metals onto TiO2 has been regarded as a promising way to gain a more effective photocatalyst. In this paper, N, F-codoped TiO2 was synthesized by the sol-gel method, demonstrating both high adsorption capacity and high photocatalytic activity under visible light irradiation. Samples were characterized by X-...

journal_title：Environmental technology

authors： Xia SM,Zhang YQ,Zheng YF,Xu CS,Liu GM

更新日期：2019-04-01 00:00:00

abstract：:Landfill leachates are considered to be complex effluents of a variable composition containing many biorecalcitrant and highly toxic compounds. Considering the shortage of studies concerning the treatment of landfill leachates using ozone, as well as its combination with catalysts, the aim of this paper was to identif...

journal_title：Environmental technology

authors： Scandelai APJ,Sloboda Rigobello E,Oliveira BLC,Tavares CRG

更新日期：2019-02-01 00:00:00

abstract：:Seven household treatment technologies for the removal of arsenic (Alcan, BUET, DPHE/DANIDA, Garnet, Sono, Stevens, Tetrahedron) were each evaluated using water from 63 different tube wells taken from 3 different regions of Bangladesh. The technologies that were evaluated were chosen from those that appeared user frie...

journal_title：Environmental technology

authors： Sutherland D,Swash PM,Macqueen AC,McWilliam LE,Ross DJ,Wood SC

更新日期：2002-12-01 00:00:00

abstract：:The effect of thermal pre-treatment on inoculum sludge for continuous H2 production from alkali hydrolysed rice straw using anaerobic baffled reactor (ABR) was investigated. Two reactors, ABR1 and ABR2, were inoculated with untreated and thermally pre-treated sludge, respectively. Both reactors were operated in parall...

journal_title：Environmental technology

authors： El-Bery H,Tawfik A,Kumari S,Bux F

更新日期：2013-07-01 00:00:00

abstract：:The aim of this research was to develop an optimal reuse system applying various types of advanced oxidation processes such as titanium dioxide (TiO2), ozone (O3) and electro-coagulation/oxidation methods. This system is suitable for improving the treatment efficiency of difficult wastewaters, and for the efficient re...

journal_title：Environmental technology

authors： Chung H,Ku B,Gregory J

更新日期：2008-09-01 00:00:00

abstract：:Traffic is the major air pollution source in most urban areas. Nowadays, most of the strategies carried out to improve urban air quality are focused on reducing traffic emissions. Nevertheless, acting locally on urban design can also reduce levels of air pollutants. In this paper, both strategies are studied in severa...

journal_title：Environmental technology

authors： Acero JA,Simon A,Padro A,Santa Coloma O

更新日期：2012-10-01 00:00:00

abstract：:Lipase production by Staphylococcus xylosus and Rhizopus oryzae was investigated using a culture medium based on a mixture of synthetic medium and supernatants generated from tuna by-products and Ulva rigida biomass. The proportion of the three medium components was optimized using the simplex-centroid mixture design ...

journal_title：Environmental technology

authors： Sellami M,Kedachi S,Frikha F,Miled N,Ben Rebah F

更新日期：2013-07-01 00:00:00

abstract：:To solve the unpleasant disposal of greywater in rural area and allow its collection for reuse in gardening, a slanted soil treatment system (SSTS) was designed and installed in two households. Granitic gravel of 1-9 mm size was used as the filter medium. The aim of this study was to design a SSTS and assess its suita...

journal_title：Environmental technology

authors： Maiga Y,Moyenga D,Nikiema BC,Ushijima K,Maiga AH,Funamizu N

更新日期：2014-11-01 00:00:00

abstract：:Maturation ponds are excellent natural treatment systems for disinfecting domestic wastewater from pathogenic bacteria because of their great sunlight exposure through depth and high pH and dissolved oxygen values - all considered important factors. Escherichia coli (E. coli) removal is higher at closer to the surface...

journal_title：Environmental technology

authors： Dias DFC,von Sperling M

更新日期：2018-03-01 00:00:00

abstract：:This study was conducted to investigate the possible relationship between a molecular biological investigation and water quality parameters in monitoring groundwater pollution at the immediate boundary of uncontrolled landfills and their downgradient aquifers, which may consequently facilitate unbiased monitoring for ...

journal_title：Environmental technology

authors： Park HA,Han JS,Kim CG

更新日期：2008-07-01 00:00:00

abstract：:The effect of initial total solids (TS) concentration on volatile fatty acid (VFAs) production from food waste under mesophilic conditions (35 °C) was determined. VFAs concentration and composition, biogas production, soluble chemical oxygen demand concentration, TS and volatile solids (VS) reduction, and ammonia nitr...

journal_title：Environmental technology

authors： Wang Q,Jiang J,Zhang Y,Li K

更新日期：2015-07-01 00:00:00

abstract：:The role of wastewater suspended solids in denitrification based on intracellular carbon storage was investigated in a biofilm sequencing batch reactor performing alternately anaerobic carbon storage and denitrification. Municipal wastewater as the feeding was compared with filtered wastewater and with acetate. The re...

journal_title：Environmental technology

authors： Krasnits E,Beliavski M,Tarre S,Green M

更新日期：2014-01-01 00:00:00

abstract：:Arsenic present in water bodies causes devastating effects on aquatic organisms and indirectly poses a hazardous threat to human existence. There is an urgent need to develop potential and convincing technologies to troubleshoot this problem. In the present study, an adsorbent has been prepared using the waste red mud...

journal_title：Environmental technology

authors： Naga Babu A,Raja Sree T,Srinivasa Reddy D,Suresh Kumar G,Krishna Mohan GV

更新日期：2019-11-03 00:00:00

abstract：:A novel complexing membrane containing 8-hydroxyquinoline groups was used for the removal of heavy metal ions (Cd2+ and Ni2+) from aqueous solution. The functionalized membranes were characterized by FTIR-ATR, SEM and EDAX for the presence of functional groups, the physical structure of the membranes and the analysis ...

journal_title：Environmental technology

authors： Madaeni SS,Heidary F

更新日期：2012-02-01 00:00:00

abstract：:Amino acids are at the origin of the formation of odourous compounds after chlorination treatment. Our objectives were to test the efficiency of a photocatalytic process to remove these types of compounds. Five amino acids (AA)-phenylalanine, tyrosine, tryptophan, glycine and alanine--have been chosen as model molecul...

journal_title：Environmental technology

authors： Elsellamia L,Pigeot-Rémy S,Dappozze F,Vocanson F,Houas A,Guillard C

更新日期：2010-12-01 00:00:00

abstract：:The reliability of enzyme-linked immunosorbent assay (ELISA) tests as a screening technique to address groundwater contamination was tested in an area following leakage of gasoline from a petrol station. Immunoassay data of benzene, toluene, ethylbenzene, and o-, m- and p-xylene (BTEX) were compared with results obtai...

journal_title：Environmental technology

authors： Francioni E,Fillmann G,Hamacher C,Wagener Ade L,Depledge MH,Readman JW,Meniconi Mde F

更新日期：2003-06-01 00:00:00

abstract：:A method of chemically bonding copper ferrocynide (CuFC) to the surface of a PVDF hollow-fibre membrane (PVDF-CuFC) was designed and the resulting PVDF-CuFC was applied to the effective removal of aqueous cesium (Cs). In order to chemically immobilize CuFC on the surface of the PVDF hollow-fibre membrane, carboxyl gro...

journal_title：Environmental technology

authors： Lee HK,Choi SJ

更新日期：2021-01-28 00:00:00

abstract：:Sediment borne pesticides are one of the major routes of transport of pesticides into the aquatic environment and could affect biota living closely in contact with it. Sediment residues of DDT were found to be easily adsorbed (95.0%) and were released in hard water (8.4%) and seawater (0.1%). DDT and DDE sediment resi...

journal_title：Environmental technology

authors： Bajet CM,Navarro MP

更新日期：2002-11-01 00:00:00

abstract：:Extracts from four Chinese herbs, Phellodendri chinensis cortex, Artemisia annua L., Scutellaria baicalensis G. and Citrus reticulate peel were tested for their algicidal effects on Microcystis aeruginosa and Chlorella pyrenoidosa. The results showed that M. aeruginosa was more susceptible than C. pyrenoidosa. The gro...

journal_title：Environmental technology

authors： Ye L,Qian J,Jin S,Zuo S,Mei H,Ma S

更新日期：2014-05-01 00:00:00

abstract：:In Sweden, waste incineration has played a major role in sustainable waste management, as well as generating combined heat and electricity for many years. Incineration of combustible waste produces residues such as fly ash and bottom ash. The chemical composition of both ashes shows that they consist of bulk metals an...

journal_title：Environmental technology

authors： Baniya B

更新日期：2013-03-01 00:00:00

abstract：:The present work investigates the properties of self-made magnetic filler from plastic waste bottle and explores a new technology approach of waste plastic resource utilization. The magnetic filler was prepared by air plasma modification and loading magnetic ferrite on the plastic strip from waste plastic bottle. The ...

journal_title：Environmental technology

authors： Zhao RJ,Gong LY,Zhu HD,Liu Q,Xu LX,Lu L,Yang QZ

更新日期：2018-06-01 00:00:00