A comparative study on the efficiency of polar and non-polar solvents in oil sludge recovery using solvent extraction.

abstract：:The main drinking water source supplying Uruguay (Santa Lucía River, SLR) was threatened in 2013 by a cyanobacterial bloom transported downstream to the water treatment plant that provides water to half of this country population. Several eutrophic reservoirs and stabilization ponds located in the river basin may have...

journal_title：Environmental monitoring and assessment

authors： Olano H,Martigani F,Somma A,Aubriot L

更新日期：2019-02-09 00:00:00

abstract：:We analyzed the total (Zn, Pb, Ni, Hg, Cr, Cd, Cu, As) and partially leachable metals (PLMs) in 25 ash and soil samples from recent (2012-2013) eruptions of the Popocatépetl Volcano in Central Mexico. More recent ash and soil samples from volcanic activity in 2012-2013 had higher metal concentrations than older sample...

journal_title：Environmental monitoring and assessment

authors： Rodriguez-Espinosa PF,Jonathan MP,Morales-García SS,Villegas LE,Martínez-Tavera E,Muñoz-Sevilla NP,Cardona MA

更新日期：2015-11-01 00:00:00

abstract：:Two vegetation-monitoring methods were compared: subplot frequency analysis (SF) and visual estimation of percentage cover (VE). Two independent observers collected data from two semi-natural, species-rich grasslands on three different occasions during the growth-season. During the last data collection period, survey ...

journal_title：Environmental monitoring and assessment

authors： Carlsson AL,Bergfur J,Milberg P

更新日期：2005-01-01 00:00:00

abstract：:The application of scientifically based decision making tools to help address solid waste management issues dates back to the early 1960s. Researchers continue to use operations research tools to help optimize landfill design and operating parameters. This paper discusses the application of another type of decision ma...

journal_title：Environmental monitoring and assessment

authors： Ohman KV,Hettiaratchi JP,Ruwanpura J,Balakrishnan J,Achari G

更新日期：2007-12-01 00:00:00

abstract：:Is identification of seed bank (SB) species useful for sustainable management of vegetation restoration on Cu-contaminated soils? How does Cu contamination of the soil affect the SB and can incorporating compost into Cu-contaminated soils counter the effects of Cu? The topsoil SB was investigated at seven contaminated...

journal_title：Environmental monitoring and assessment

authors： Bes CM,Jaunatre R,Mench M

更新日期：2013-02-01 00:00:00

abstract：:The purpose of this study is to investigate the land use intensity and land use change type at the basin scale in the middle and lower reaches of the Hanjiang River Basin (in Hubei Province, China) by combining the Landsat TM images in 1995 and 2000 with the land use database (in scale 1:10,000) and relative data. In ...

journal_title：Environmental monitoring and assessment

authors： Yu G,Zeng Q,Yang S,Hu L,Lin X,Che Y,Zheng Y

更新日期：2010-01-01 00:00:00

abstract：:Sediment samples in this study were taken from five typical sites near the outlet of Shekou industrial district of Shenzhen City, China. The concentrations of seven elements including Cr, Cu, Cd, Pb, Hg, Zn, and As were determined respectively by atomic absorption spectrometry or atomic fluorescence spectrometry. The ...

journal_title：Environmental monitoring and assessment

authors： Wang L,Xu Y,Wen H,Tang M,Zhao G,Han Q,Xu X,Ying M,Hu Z,Xu H

更新日期：2020-11-20 00:00:00

abstract：:This study considers the effectiveness of the monitoring of toxic trace elements in various media from a polluted river estuary over a period of 15 years, using the same analytical techniques, facilities and, in some cases, the same operators. It shows that reliable comparisons can be made for monitoring waters, sedim...

journal_title：Environmental monitoring and assessment

authors： Noller BN,Bloom H,Dineen RD,Johnson MG,Hammond RP

更新日期：1993-11-01 00:00:00

abstract：:This paper describes the application of simple linear models to help design environmental monitoring systems. This process involves five steps: (1) The derivation of a schematic of the identified pollutant's transport and fate. (2) The derivation of the equation in the schematic. (3) Estimation of input data and numer...

journal_title：Environmental monitoring and assessment

authors： Wiersma GB,Frank CW,Case MJ,Crockett AB

更新日期：1984-09-01 00:00:00

abstract：:In this work, spectrophotometer was used as a detector for the determination of uranium from water, biological, and ore samples with a flow injection system coupled with solid phase extraction. In order to promote the online preconcentration of uranium, a minicolumn packed with XAD-4 resin impregnated with nalidixic a...

journal_title：Environmental monitoring and assessment

authors： Shahida S,Ali A,Khan MH,Saeed MM

更新日期：2013-02-01 00:00:00

abstract：:Corpus Christi Bay (TX, USA) is a shallow wind-driven bay and thereby, can be characterized as a highly pulsed system. It cycles through various episodic events such as hypoxia, water column stratification, sediment resuspension, flooding, etc. Understanding of the processes that control these events requires an effic...

journal_title：Environmental monitoring and assessment

authors： Islam MS,Bonner JS,Ojo TO,Page C

更新日期：2011-04-01 00:00:00

abstract：:Data were collected from 60 boatable sites using an electrofishing design that permitted comparisons of the effects of designs and distances on fish assemblage metrics. Sites were classified a priori as Run-of-the-River (ROR) or Restricted Flow (RF). Data representing four different design options (i.e., 1000 and 2000...

journal_title：Environmental monitoring and assessment

authors： Flotemersch JE,Blocksom KA

更新日期：2005-03-01 00:00:00

abstract：:Coal fly ash (CFA), a by-product generated from coal-burning power plants, readily leaches toxic elements into aquatic environments. The present study describes a classification system for CFA based on the chemical composition of CFA and leachability of toxic elements, which can promote the safe and effective utilizat...

journal_title：Environmental monitoring and assessment

authors： Seki T,Ogawa Y,Inoue C

更新日期：2019-05-09 00:00:00

abstract：:Concentrations of iodine-129 (129I) and atomic ratios of 129I/127I in livestock (grass and milk), agricultural (cabbage, Japanese radish, and rice), and fishery (flatfish and brown alga) products collected from locations around the first Japanese commercial spent nuclear fuel reprocessing plant in Rokkasho were measur...

journal_title：Environmental monitoring and assessment

authors： Satoh Y,Kakiuchi H,Ueda S,Akata N,Hisamatsu S

更新日期：2019-01-11 00:00:00

abstract：:Concentrations of heavy metals were determined in the water column (including the sea-surface microlayer, subsurface, mid-depth and bottom water) and sediments from Singapore's coastal environment. The concentration ranges for As, Cd, Cr, Cu, Ni, Pb and Zn in the seawater dissolved phase (DP) were 0.34-2.04, 0.013-0.1...

journal_title：Environmental monitoring and assessment

authors： Cuong DT,Karuppiah S,Obbard JP

更新日期：2008-03-01 00:00:00

abstract：:Marble is a natural dimension stone that is widely used in building due to its resistance and esthetic qualities. Unfortunately, some concerns have arisen regarding its production process because quarrying and processing activities demand significant amounts of energy and greatly affect the environment. Further, perfo...

journal_title：Environmental monitoring and assessment

authors： Capitano C,Peri G,Rizzo G,Ferrante P

更新日期：2017-03-01 00:00:00

abstract：:The Grand Canyon, located in Northern Arizona, is one of the seven natural wonders of the world, and has been set aside as a National Park to preserve its unique character. Several million visitors from all over the world travel to the Grand Canyon each year to witness its awesome beauty, As a natural preserve, the ar...

journal_title：Environmental monitoring and assessment

authors： Archer SF,Molenar JV,Dietrich DL

更新日期：1989-04-01 00:00:00

abstract：:A study has been carried out in crystalline hard rock aquifers of Madurai district, Tamil Nadu, to identify the spatial and temporal variations and to understand sources responsible for hydrogeochemical processes in the region. Totally, 216 samples were collected for four seasons [premonsoon (PRM), southwest monsoon (...

journal_title：Environmental monitoring and assessment

authors： Thivya C,Chidambaram S,Thilagavathi R,Prasanna MV,Singaraja C,Adithya VS,Nepolian M

更新日期：2015-09-01 00:00:00

abstract：:Monitoring changes in land cover and the subsequent environmental responses are essential for water quality assessment, natural resource planning, management, and policies. Over the last 75 years, the Lake Issaqueena watershed has experienced a drastic shift in land use. This study was conducted to examine the changes...

journal_title：Environmental monitoring and assessment

authors： Pilgrim CM,Mikhailova EA,Post CJ,Hains JJ

更新日期：2014-11-01 00:00:00

abstract：:Heavy metals are released into the environment by both anthropogenic and natural sources. Highly reactive and often toxic at low concentrations, they may enter soils and groundwater, bioaccumulate in food webs, and adversely affect biota. Heavy metals also may remain in the environment for years, posing long-term risk...

journal_title：Environmental monitoring and assessment

authors： Gall JE,Boyd RS,Rajakaruna N

更新日期：2015-04-01 00:00:00

abstract：:In this study, the concentrations of 13 elements (Al, Fe, Mn, Cr, Ni, Zn, Co, As, Pb, Cu, Mo, Hg, and Cd) were determined in the sediments of three different sites in the Kapulukaya Dam Lake between May 2007 and November 2008. They ranged from 1.47 to 4.64 for Al, 0.92 to 3.48 for Fe (in percent), 326.60 to 1053.00 fo...

journal_title：Environmental monitoring and assessment

authors： Kankılıç GB,Tüzün İ,Kadıoğlu YK

更新日期：2013-08-01 00:00:00

abstract：:This study performed on randomly selected seven sample plots in leguminous black locust (Robinia pceudoacacia L.) plantations and five sample plots in umbrella pine (Pinus pinea L.) plantations on coal mine soil/spoils. Soil samples were taken from eight different soil depths (0-1, 1-3, 3-5, 5-10, 10-20, 20-30, 30-40,...

journal_title：Environmental monitoring and assessment

authors： Keskin T,Makineci E

更新日期：2009-12-01 00:00:00

abstract：:In this study, a rapid, specific and sensitive multi-residue method based on acetonitrile extraction followed by dispersive solid-phase extraction (d-SPE) clean-up was implemented and validated for multi-class pesticide residues determination in palm oil for the first time. Liquid-liquid extraction followed by low-tem...

journal_title：Environmental monitoring and assessment

authors： Sobhanzadeh E,Abu Bakar NK,Bin Abas MR,Nemati K

更新日期：2012-09-01 00:00:00

abstract：:The inorganic nitrogen transformations occurring at a municipal waste leachate treatment facility were investigated. The treatment facility consisted of a collection well and an artificial wetland between two aeration ponds. The first aeration pond showed a decrease in ammonium (from 3480 (+/- 120) to 630(+/- 90) mg x...

journal_title：Environmental monitoring and assessment

authors： Parkes SD,Jolley DF,Wilson SR

更新日期：2007-01-01 00:00:00

abstract：:Ergene River Basin is located in the north-west part of Marmara Region of Turkey. There are many industrial enterprises on its basin and as well as the majority of these facilities are located on the upstream of the basin. Therefore, Ergene River is one of the rare river ecosystems that are contaminated almost from th...

journal_title：Environmental monitoring and assessment

authors： Tokatli C

更新日期：2019-10-31 00:00:00

abstract：:We researched the behavior of pathogenic microbes in a treated wastewater reuse system to acquire knowledge for establishing new standards for the reuse of treated wastewater. Based on the results that showed occasional growth of total coliforms but barely any growth of Escherichia coli in the supply tank, we found th...

journal_title：Environmental monitoring and assessment

authors： Tajima A,Sakurai K,Minamiyama M

更新日期：2007-06-01 00:00:00

abstract：:We assessed how diatom metrics were related to different ranges of agricultural land use. Diatom assemblage composition, nutrients, and landscape characteristics were determined at 232 sites in eight agriculturally dominated study areas of the continental United States. Two regional groups based on differences in diat...

journal_title：Environmental monitoring and assessment

authors： Pillsbury R,Stevenson RJ,Munn MD,Waite I

更新日期：2019-03-19 00:00:00

abstract：:The optimal operation of hydropower reservoirs is essential for the planning and efficient management of water resources and the production of hydroelectric energy. Various techniques such as the genetic algorithm (GA), artificial neural networks (ANN), support vector machine (SVM), and dynamic programming (DP) have b...

journal_title：Environmental monitoring and assessment

authors： Bozorg-Haddad O,Aboutalebi M,Ashofteh PS,Loáiciga HA

更新日期：2018-09-19 00:00:00

abstract：:Waste management involves various procedures and resources for proper handling of waste materials in compliance with health codes and environmental regulations. Landfills are one of the oldest, most convenient, and cheapest methods to deposit waste. However, landfill utilization involves social, environmental, geotech...

journal_title：Environmental monitoring and assessment

authors： Al-Ruzouq R,Shanableh A,Omar M,Al-Khayyat G

更新日期：2018-02-17 00:00:00

abstract：:Phytoplankton and water quality long term trends are presented from a 20-year monitoring program of Chesapeake Bay and several of its major tributaries. Increasing phytoplankton biomass and abundance are ongoing within this estuarine complex, with diatoms the dominant component, along with chlorophytes and cyanobacter...

journal_title：Environmental monitoring and assessment

authors： Marshall HG,Lane MF,Nesius KK,Burchardt L

更新日期：2009-03-01 00:00:00