Application of aerobic respirometry: studies on the impact of humate on biological treatment of municipal sewage.

abstract：:Metal-organic frameworks (MOFs) have recently debuted as participants and solid supports in catalysts for environmental application in water treatment. Visible light active nanocomposites; ZnO/MIL-101(Fe); were synthesized via a hydrothermal method by loading ZnO; prepared by a green method; on a porous MIL-101(Fe) to...

journal_title：Environmental technology

authors： Amdeha E,Mohamed RS

更新日期：2019-08-11 00:00:00

abstract：:Separation of nanoscale oil droplets in the cutting-oil emulsion by electrocoagulation-flotation (ECF) was carried out in a bubble column reactor (BCR) and an external-loop airlift reactor (ALR). Under the batch operation, aluminium electrode provided the highest efficiency of 99% and required the shortest separating ...

journal_title：Environmental technology

authors： Chawaloesphonsiya N,Prommajun C,Wongwailikhit K,Painmanakul P

更新日期：2017-05-01 00:00:00

abstract：:Over the last decade X-ray absorption near edge structure (XANES) spectroscopy has been used in an increasing number of microbiological studies. In addition to other applications it has served as a valuable tool for the investigation of the sulphur globules deposited intra- or extracellularly by certain photo- and che...

journal_title：Environmental technology

authors： Franz B,Lichtenberg H,Hormes J,Dahl C,Prange A

更新日期：2009-11-01 00:00:00

abstract：:High concentrations of heavy metals, such as arsenic, in soils have potential long-term environmental and health consequences due to their persistence in the environment and their associated toxicity to biological organisms. Aspergillus nidulans isolated from arsenic-contaminated soil has the potential to remove arsen...

journal_title：Environmental technology

authors： Maheswari S,Murugesan AG

更新日期：2009-08-01 00:00:00

abstract：:Removal of heavy metals (Cu(II), Pb(II) and Zn(II)) from aqueous solution was investigated using native or saponified chicory pulp biomass. Firstly, carbohydrates constituted about 70% of pulp dried matter. The pectic fraction represented 12-14% of dried matter and about 51% of these pectic units were esterified by me...

journal_title：Environmental technology

authors： Rio S,Martin P

更新日期：2012-10-01 00:00:00

abstract：:For potential use in air treatment by biofiltration, a new material composed of vermicompost and earthworms (Eisenia fetida) was tested for the removal of a volatile organic compound (VOC), toluene. The removal rate of toluene was measured during batch experiments in presence of vermicompost only, earthworms only and ...

journal_title：Environmental technology

authors： Lusinier N,Couriol C,Cloirec PL

更新日期：2020-09-01 00:00:00

abstract：:Life cycle assessments of a range of wastewater treatment processes have been undertaken. At lower consent standards rotating biological contactors and biological filters exhibit lower environmental burdens for the required functionality than other process options. However, at tighter consents this distinction becomes...

journal_title：Environmental technology

authors： Gaterell MR,Griffin P,Lester JN

更新日期：2005-03-01 00:00:00

abstract：:Currently, municipal and industrial wastewater treatment plants (WWTPs) are mainly focusing on reduction of biological oxygen demand and on the removal of nutrients. However, there are microorganisms that interfere with the process. In this environment, there is a large diversity of microorganisms that have not been s...

journal_title：Environmental technology

authors： Soler A,García-Hernández J,Zornoza A,Alonso JL

更新日期：2018-01-01 00:00:00

abstract：:This study investigated the evolution of several main parameters during the composting of separately collected household bio-waste originating from urban settlements (U-bio-waste) and family houses (F-bio-waste) from four climate seasons. When comparing both types of composts, U-bio-waste compost contained a higher am...

journal_title：Environmental technology

authors： Hanc A,Ochecova P,Vasak F

更新日期：2017-07-01 00:00:00

abstract：:Nanomaterials and/or contaminants are becoming more common in the developing world, but their effects on interspecific interactions are rarely reported, particularly in aquatic ecosystems. Thus, the present study determined the effects of the novel pollutant nano-fumed silica (NFS) on algal control by a macrophyte via...

journal_title：Environmental technology

authors： Jiang X,Zuo S,Ye L,Hong W

更新日期：2019-02-01 00:00:00

abstract：:This study investigated the effects of biochar application with organic or mineral fertilizers on soil microbial biomass, and associated emissions of CO2 and CH4 under field settings planted with peanut. The results indicated that physicochemical properties of soil were improved under biochar application. Soil microbi...

journal_title：Environmental technology

authors： Tan G,Wang H,Xu N,Junaid M,Liu H,Zhai L

更新日期：2021-01-01 00:00:00

abstract：:Silver impregnated activated carbon (SIAC) can effectively remove iodide from water and sequester it in the form of AgI(s)). Given the extremely insoluble nature of AgI(s), the spent SIAC can be safely disposed of in land burial facilities. However, when the molar ratio of silver to iodide is greater than one, which i...

journal_title：Environmental technology

authors： Karanfil T,Moro EC,Serkiz SM

更新日期：2005-11-01 00:00:00

abstract：:The aim of this paper was, on one hand, to study the treatment of raw tannery effluent by infiltration percolation system and, on the other hand, to determine the distribution and speciation of chromium in the used soil. The system pilot consisted of columns filled to 15 cm of gravel and 60 cm of soil (88% of sand). T...

journal_title：Environmental technology

authors： Tiglyene S,Jaouad A,Mandi L

更新日期：2008-06-01 00:00:00

abstract：:Algal blooms are a significant problem in the UK, particularly in water sources that supply potable water treatment works. A wide range of methods to control algae have been tested and, whilst many are effective, they all have disadvantages. The use of barley straw to control algal growth in reservoirs is one option t...

journal_title：Environmental technology

authors： Murray D,Jefferson B,Jarvis P,Parsons SA

更新日期：2010-04-01 00:00:00

abstract：:Industrial activities are sources of high emission rates of particulate matter. The existence of many such industrial plants close to a densely populated area can have a severe effect on human health. The effects can be even worse when these emissions are added to existing background concentration levels. This study d...

journal_title：Environmental technology

authors： Kakosimos KE,Assael MJ,Katsarou AS

更新日期：2011-04-01 00:00:00

abstract：:Over the past few decades, several technologies have been developed to recover phosphorus (P) as struvite from wastewater. Although these technologies have achieved reasonable P-removal efficiencies, these technologies are associated with several shortcomings such as high capital and operating costs, longer crystalliz...

journal_title：Environmental technology

authors： Ghosh S,Lobanov S,Lo VK

更新日期：2019-06-01 00:00:00

abstract：:Surface-active compounds (SACs) are widely used in different industries as well as in many daily consumption products. However, with the increasing concern for their environmental acceptability, attention has turned towards biological SACs which are biodegradable, less toxic and more environmentally friendly. In this ...

journal_title：Environmental technology

authors： Dang NP,Landfald B,Willassen NP

更新日期：2016-01-01 00:00:00

abstract：:This study investigated the utilization of agricultural matrices as the support materials for cell immobilization to improve the technique of bioremediation. Coir, bulrush, banana stem and water hyacinth stem in both delignified and undelignified forms were used to immobilize Burkholderia cepacia PCL3 in bioremediatio...

journal_title：Environmental technology

authors： Laocharoen S,Plangklang P,Reungsang A

更新日期：2013-09-01 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：: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：:Phenolic compounds and their derivatives are very common pollutants in wastewaters. Among the methods described for their removal, pressure-driven membrane processes are considered as a reliable alternative. Our research group has previously studied phenol removal in reverse osmosis (RO) conditions and obtained very l...

journal_title：Environmental technology

authors： Hidalgo AM,León G,Gómez M,Murcia MD,Gómez E,Gómez JL

更新日期：2011-10-01 00:00:00

abstract：:This work proposed a new approach of reusing drinking water treatment residuals (WTR) in a continuous stirred tank reactor (CSTR) to remove phosphate (P) from urban wastewater. The results revealed that the P removal efficiency of the WTR was more than 94% for urban wastewater, in the condition of initial P concentrat...

journal_title：Environmental technology

authors： Bai L,Wang C,Pei Y,Zhao J

更新日期：2014-11-01 00:00:00

abstract：:Five yeast strains, namely Rhodotorula rubra, Candida tropicalis, Candida utilis, Candida boidinii, Trichosporon cutaneum, were isolated from soil spots of a salad oil factory, and applied for continuous treatment of salad oil manufacturing wastewater. The oil and COD removal performance of the mixed cultures were com...

journal_title：Environmental technology

authors： Zheng S,Yang M,Lv W,Liu F

更新日期：2001-05-01 00:00:00

abstract：:A pilot-scale biotrickling filter (BTF) packed with polyurethane (PU) foam was installed at one pharmaceutical factory in Zhejiang Province to study the removal of high-concentration H2S from water treatment plant. Experiments were performed at different empty bed residence times (EBRTs), H2S input load, ratio of liqu...

journal_title：Environmental technology

authors： Chen JM,Jiang LY,Sha HL

更新日期：2006-07-01 00:00:00

abstract：:The present study investigated the effects of arsenate and phosphate interaction on growth, lipid peroxidation, arsenic (As) accumulation, phosphorus (P) accumulation, and the activities of some antioxidant enzymes in Isatis cappadocica. Plants were exposed to (50-1200 μmol L-1) arsenate and (5-1600 μmol L-1) phosphat...

journal_title：Environmental technology

authors： Souri Z,Karimi N,de Oliveira LM

更新日期：2018-05-01 00:00:00

abstract：:Nitrous oxide (N2O), as one of the six greenhouse gases, is mainly produced in the biological nitrogen removal process of wastewater treatment plants (WWTPs). Establishing the N2O kinetic model can provide insight into the N2O generation mechanism and regulate its production. This work uses Activated Sludge Model NO.3...

journal_title：Environmental technology

authors： Lv Y,Zhang S,Xie K,Liu G,Qiu L,Liu Y,Zhang Y

更新日期：2020-09-24 00:00:00

abstract：:Hypersaline effluents are produced by various industrial activities. Such wastewater, rich in both organic matter and salt (> 35 g l(-1)), is difficult to treat by conventional wastewater treatment processes. It is necessary to use halophilic bacteria. In this study, a bench-scale sequencing batch reactor (SBR) was in...

journal_title：Environmental technology

authors： Lefebvre O,Habouzit F,Bru V,Delgenes JP,Godon JJ,Moletta R

更新日期：2004-05-01 00:00:00

abstract：:We examined the biodegradation of varying amounts of artificially weathered Alaskan North Slope crude oil in laboratory microcosm test systems that use natural seawater and simulate spills in open water and on sandy beaches. The model bioremediation treatment consisted of periodic applications of marine bacteria, sele...

journal_title：Environmental technology

authors： Lepo JE,Cripe CR,Kavanaugh JL,Zhang S,Norton GP

更新日期：2003-10-01 00:00:00

abstract：:In this study we have investigated whether electron acceptors, such as nitrate or sulphate ions, competitively inhibit the reduction of perchlorate in brine in continuous up-flow packed bed bioreactors. The effect of pH and hydraulic retention time (HRT) on the reduction of perchlorate at high salinity has also been e...

journal_title：Environmental technology

authors： Chung J,Shin S,Oh J

更新日期：2010-05-01 00:00:00

abstract：:The current study was carried out to develop a novel process, namely chloride volatilization procedure for lead recovery from waste cathode ray tube (CRT) funnel glass. In the recovery system, the glass powder was first compressed into cylindrical pellet homogeneously with chlorinating agents, and then subjected to th...

journal_title：Environmental technology

authors： Erzat A,Zhang FS

更新日期：2014-11-01 00:00:00