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Rezultatele pentru karst groundwater

Rezultate gasite: 97

Layered double hydroxides as potential solid for obtaining more environmentally friendly pesticides
Environmental Engineering and Management JournalVol. 6Nr. 4
AbstractThe paper describes the synthesis and characterization of layered double hydroxides (LDH) intercalated with 4,6-dinitro-o-cresol(DNOC) and 2,6-dichlorobenzonitrile (2,6DBN) by anionic exchange method. The incorporation of the organic pesticides in the structure of layered double hydroxides can offer premises to increase the pesticide active life by reducing its volatilization, controlling the release of the pesticide from the layered structure and decreasing the pesticide adsorption in s...
Autori: Gabriela Lisa, Marcel Ionel Popa, Mihaela Frunza
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25144

Environmental Engineering and Management Journal, Vol. 1 Nr. 3
Environmental Engineering and Management JournalVol. 1Nr. 3
Contain all the articles from this issueICEEM/01 -- Environmental Engineering SectionThermodynamic and kinetic study of gas desulphurization by adsorption on zeolites  Ion Untea, Dan Brasoveanu, Madeleine Dancila, Szidonia Bocskor Mixed oxides derived from vanadium substituted layered double hydroxides as catalysts precursors for SO2 oxidationGabriela Carja, Ionel Popa, Gabriela Ciobanu, Nicolae Aelenei The impact of energy production on environment in RomaniaCarmen Zaharia, Mioara Sur...
Autori:
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25168

Utilization of coal fly ash from power plants I. Ash characterization
Environmental Engineering and Management JournalVol. 7Nr. 3
AbstractA comprehensive characterization of fly ash from Iasi, Romania has been carried out in order to set up the utilization potential of fly ash resulting in appreciable amounts from thermal power plants as a waste, which leads to soil and groundwater contamination, as well as atmospheric pollution. This fly ash can be classified on the base chemical and technological properties in F class. Having in mind the assignment of the processing conditions, the fly ash can be used as sorbent for poll...
Autori: , Maria Harja, Marinela Bărbuţă, Nicolae Apostolescu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25259

Quantification of environmental impact and risk induced by industrial activities on ground water quality: Case study Cordun - Roman area, Romania
Environmental Engineering and Management JournalVol. 7Nr. 6
AbstractThe question of whether environmental assessment has achieved its goal of helping to reach better decisions has continually engaged the attention of academics, policy makers and environmental impact assessment practitioners. Answering this question requires several different groups working together and/or in sequence, and examining the effectiveness of environmental impact and risk assessment. EIA has tended to focus on the identification of impacts associated with planned activities or ...
Autori: Brindusa Robu, Elena Doinita Carlig, Matei Macoveanu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25321

Earth oil extraction - major environmental pollution source
Environmental Engineering and Management JournalVol. 7Nr. 6
AbstractThe work presents the negative environmental impact produced by an extraction of crude oil activity. To highlight and quantify the negative effects on the environment produced from such activity, the experimental part has been focused on evidence of samples of soil, water from groundwater aquifers and surface, and the air emissions. The values of quality indicators are presented in graphs and tables, highlighting an activity with all major impact on the environment....
Autori: Aurica Grec, Corneliu Maior
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25326

Groundwater contamination from waste storage works
Environmental Engineering and Management JournalVol. 7Nr. 6
AbstractGroundwater is an important source of drinking water, especially for rural population. In the last years, bacteria, nitrate, organic chemicals and other pollutants existing in groundwater have increased public concern about the quality of groundwater. Groundwater provides about 22% of all freshwater withdrawals; 37% of agricultural use (mostly for irrigation); 37% of the public water supply withdrawals; 51% of all drinking water for the total population and 99% of drinking water for the ...
Autori: Ancuţa Rotaru, Paulica Raileanu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25329

Environmental Engineering and Management Journal, Vol. 7 Nr. 6
Environmental Engineering and Management JournalVol. 7Nr. 6
Include urmatoarele articole:� Composite membranes with cross-linked matrimid selective layer for gas separation� Determination of organic compounds from different types of coffee by Hplc and Gc-Ecd analysis� An integrated assessment of the suitability of domestic solar still as a viable safe water technology for India� Investigations on the possibility of natural hemp fibers use for Zn(II) ions removal from wastewaters� Removal of acid red 398 dye from aqueous solutions by coagulation...
Autori:
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25340

Environmental Engineering and Management Journal, Vol. 8 Nr. 3
Environmental Engineering and Management JournalVol. 8Nr. 3
� Bioremediation of contaminated air using a bioscrubber� Quality risk evaluation of the groundwater resources on the moldavian area� Electrochemical characterization of some dental materials in accelerated environmental testing� Preliminary study of simple and Fenton oxidation with hydrogen peroxide applied on final effluents from a zootechnical farm� The environmental impact assessment caused by the dykes failure� Revaluation of beer industry byproducts – medical implications� ...
Autori: http://www.ecozone.ro/reviste.php?RID=25372

Assessment of some heavy metals in soils, drinking water, medicinal plants and their liquid extracts
Environmental Engineering and Management JournalVol. 8Nr. 3
Abstract Pollution with toxic metals is a serious concern, because once these elements enter in the soil they can be present for a long time, with the potential contamination of drinking water sources. Certain metals in soil may be taken up by plants which are subsequently harvest for human consumption. Our objective was to study the presence of heavy metals in soils, groundwater sources, some medicinal plants from areas of the water sources and in its watery extracts. All of the samples, af...
Autori: Diana Diaconu, Victor Nastase, Mara Mihaela Nanau, Ovidiu Nechifor, Elena Nechifor
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25411

Quality risk evaluation of the groundwater resources on the moldavian area
Environmental Engineering and Management JournalVol. 8Nr. 3
Abstract The analysis over the underground water monitoring system and the collected data from survey drilling show that the underground water has an unsatisfactory quality due to some physical and chemical characteristics. Along with these, factors like the surface water pollution, the hydrodynamic exchange between surface and underground waters and the reintroduction in the agricultural activities of nitrates and phosphorus based fertilizers lowers, as well, the quality that it has been tal...
Autori: Ioan Crăciun, Catrinel-Raluca Giurma-Handley, Ion Giurma
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25436

Studies regarding phenol and 4-chlorophenol sorption by surfactant modified zeolites
Environmental Engineering and Management JournalVol. 8Nr. 4
Abstract Phenols and chlorophenols are contaminants in soils, sediments, surface waters and groundwater, largely because of their worldwide utilization in the last 50 years as wood preservatives and general biocides in industry and agriculture. The toxicity of chlorophenols and their persistence in the environment require advanced treatment techniques for their removal. This study presents the results of a comparative evaluation of the adsorption of phenol and 4-chlorophenol from aqueous sol...
Autori: , Cezar Catrinescu, Roxana Elena Apreutesei
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25497

Emerging processes for soil and groundwater cleanup - potential benefits and risks
Environmental Engineering and Management JournalVol. 8Nr. 5
Abstract The cleanup of environmental pollution involves a variety of techniques, ranging from simple biological processes to advanced engineering technologies. Cleanup activities may also address a wide range of contaminants. Technologies to remediate contaminated soil fall into two principal clean-up approaches: in-situ (which is always done onsite), or ex-situ (which can be done on- or off-site). In-situ treatment deals with contamination without removing material from the ground, while ex...
Autori: Maria Gavrilescu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25501

Impact of landfill leachate on soil quality in Iasi county
Environmental Engineering and Management JournalVol. 8Nr. 5
Abstract Waste management hierarchy has as priorities waste recycling and energy recovery. Unfortunately, Romania is in the situation so as the waste landfilling is still considered as a suitable solution for waste management. European Union imposed a number of regulations and programs in the field of waste treatment and management that Romania must comply. The paper describes some aspects regarding characterization of the leachate originating from the Tomesti landfill (situated in Iasi County...
Autori: Ana-Maria Schiopu, Brindusa Mihaela Robu, Ion Apostol, Maria Gavrilescu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25523

Removal of 4-chlorophenol by surfactant modified zeolites and surfactant modified alkali-treated natural zeolites
Environmental Engineering and Management JournalVol. 8Nr. 5
Abstract Chlorophenols are contaminants in soils, sediments, surface waters and groundwater, largely because of their worldwide utilization in the last 50 years as wood preservatives and general biocides in industry and agriculture. The toxicity of chlorophenols and their persistence in the environment require advanced treatment techniques for their removal. Surfactant-modified natural zeolites (SMZs) represent an important class of sorbents for water treatment. This work presents a comparat...
Autori: Roxana Elena Apreutesei, Cezar Catrinescu, Adrian Ungureanu,
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25537

Studies on sorption and transport processes of cadmium in soils
Environmental Engineering and Management JournalVol. 8Nr. 6
Abstract Heavy metals produced and released by anthropogenic activities generate serious environmental problems. Ions of toxic metals can bind to the mineral surface in a number of ways, including absorption, adsorption, precipitation, ion exchange. The paper shows that the fate and migration of heavy metals in soils strongly depend on the physical properties and chemical and mineralogical composition of such environments. Cadmium is one of the most toxic metals with carcinogenic and teratog...
Autori: Vasile Lucian Pavel, Dumitru Bulgariu, Laura Bulgariu, Raluca Maria Hlihor, Maria Gavrilescu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25577

Analysis of factors determining the behaviour of chromium in some romanian soils
Environmental Engineering and Management JournalVol. 9Nr. 1
Abstract Chromium (Cr) is one of the most common metal contaminants in soil because of its use in ore refining, production of steel and alloys, metal plating, tanneries, wood preservation, and pigmentation. In soil environment, the most stable oxidation states of chromium are Cr (III) and Cr (VI). While Cr (III) is considered an essential trace element for the functioning of living organisms, Cr (VI) is toxic and carcinogenic to humans via inhalation for long exposures, since it is easily sol...
Autori: Dumitru Bulgariu, Laura Bulgariu, Maria Gavrilescu, Raluca Maria Hlihor, Vasile Lucian Pavel
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25590

Calendula officinalis L., diclorphenoxiacetic acid (2,4 D), mutagenic, polyphenolic acids
Environmental Engineering and Management JournalVol. 9Nr. 1
Abstract The former Arad Chemical Fertilizer Plant had an important polluting effect on environment and, although it was shut down in 1990, its environmental heritage still exists. The paper contains a short description of the former plant and its impact on the environment, mainly on the quality of water and soil and emphasizes the effects of polluting heritage that still exists. Today, one of the major problems on the platform of the former Fertilizer Plant is the existence of all concrete b...
Autori: Aurica Grec, Florin Dumescu, Ladislau Klein
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25599

EVALUATION OF THE IMPACT OF PLANTING STRUCTURE ON WATER RESOURCES
Environmental Engineering and Management JournalVol. 10Nr. 7
Many regions are facing formidable freshwater management challenges. In this research, the Water Evaluation and Planning System (WEAP) was used to simulate water demand and supply under planting structure adjustment scenario in Laohahe River Basin (LRB), China. The effects of planting structure adjustment on alleviating the water resources vulnerability were simulated by defining scenario for changes in crops sown area inputs to WEAP model. The results show that compared with the Reference, plan...
Autori: Lu Hao, Lingling Huang, Wenbin Wang, Huiyuan Zhanghttp://www.ecozone.ro/reviste.php?RID=25699

EFFECT OF ULTRAVIOLET RADIATIONS ON THE MICROBIOLOGICAL QUALITY OF DRINKABLE GROUNDWATER
Environmental Engineering and Management JournalVol. 10Nr. 11
Abstract:In this paper, the effect of the ultraviolet light on various pathogen microbial strains present in drinkable groundwater samples (wells) from Constanţa County, Romania (localities Moviliţa, Topraisar, M. Kogălniceanu) was analyzed. The investigations were conducted in an original UV-C irradiation prototype installation for water samples. The efficiency of this prototype in destroying the pathogen agents present in drinkable groundwater was established by monitoring the p...
Autori: Bogdan Negreanu-Pîrjol, Elena Gorun, Remus Zăgan, Sabina Zăgan, Ticuţa Negreanu-Pîrjol
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25802

SUSTAINABILITY IN ENVIRONMENTAL REMEDIATION
Environmental Engineering and Management JournalVol. 10Nr. 12
Abstract:The concept of sustainable development has become an important objective for policy makers, since the key principle ofsustainable development understands the interdependence between economy, environment and society concerns.The objective of this study is to analyze the supports for sustainable environmental remediation, considering sustainabilityindicators and sustainable remediation practices, based on both methods that are known for a long time as well as emergentprocesses and technol...
Autori: Isabela Maria Simion, Maria Emiliana Fortuna, Maria Gavrilescu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25837

EVALUATION OF HEAVY METALS TOXICITY ON TWO MICROBIAL STRAINS ISOLATED FROM SOIL: Azotobacter sp. AND Pichia sp.
Environmental Engineering and Management JournalVol. 11Nr. 1
Chromium and cadmium are heavy metals that occur naturally in the environment and especially in soils. Their toxic effect is more pronounced at high concentrations and it depends on the oxidation states. While Cr (III) is considered an essential trace element for the metabolism of living organisms, Cr (VI) has a higher mobility and is easily soluble in soils and can be leached into surface water or groundwater, and taken up by plants. That leads to a toxic and carcinogenic effect to humans via i...
Autori: Dumitru Bulgariu, Florian Statescu, Maria Gavrilescu, Mariana Diaconu, Vasile Lucian Pavel
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25866

SHALLOW GROUNDWATER HYDRO-CHEMICAL EVOLUTION AND SIMULATION WITH SPECIAL FOCUS ON GUANZHONG BASIN, CHINA
Environmental Engineering and Management JournalVol. 12Nr. 7
AbstractGroundwater hydrochemical evolution has influences on the rational use and conservation of water resources. This paper whichtakes MapGIS as the platform is aimed at demonstrating the evolution of shallow groundwater hydrochemistry in Guanzhongbasin (China) by adopting mathematical statistics, ratios of ion pair equivalents, geochemical simulation. The direction ofevolution is dependent on the geological, geomorphological, and hydrogeological conditions of the study area. The spatialdistr...
Autori: Hua Tian, Lei Duan, Wenke Wang, Xiaoting Yang
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25956

ECOLOGICAL IMPACTS INDUCED BY GROUNDWATER AND THEIR THRESHOLDS IN THE ARID AREAS IN NORTHWEST CHINA
Environmental Engineering and Management JournalVol. 12Nr. 7
AbstractBased on the field survey, this paper analyzes the relationship between groundwater and ecological environment in arid andsemiarid areas in northwest China. Groundwater in the arid and semiarid areas is a natural resource with economic and ecologicalvalues. The concept of the ecological value of groundwater is firstly presented. This ecological value can be reflected in fouraspects: (1) the maintenance of base flow in rivers and areas of lakes and wetland; (2) the supply of physiological...
Autori: Donghui Cheng, Jinling Kong, Lei Duan, Wenke Wang, Zeyuan Yang, Zhoufeng Wang
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25962

MUNICIPAL SOLID WASTE MANAGEMENT AND TREATMENT OF EFFLUENTS RESULTING FROM THEIR LANDFILLING
Environmental Engineering and Management JournalVol. 12Nr. 8
AbstractEU policy on waste management stresses the importance of an integrated approach to waste management, which includesconstruction of waste disposal facilities with prevention of waste generation and recycling, in line with management hierarchy:prevention of waste and its negative impacts; recovery of waste through recycling, reuse, safe final disposal of waste where thereis no possibility of recovery.This paper address the issue of municipal waste management and the impacts generated into ...
Autori: Ana-Maria Şchiopu, Cristina Ghinea
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=25987

COPPER IMPREGNATED ACTIVATED CARBON FOR THE TREATMENT OF SULPFUROUS WATERS
Environmental Engineering and Management JournalVol. 12Nr. 5
AbstractThis paper deals with the experimental investigation related to removal of hydrogen sulfide from simulated groundwater byadsorption/oxidation on activated carbons. Carbonaceous adsorbents were synthesized from peach stones by physical-chemicalactivation method and modified by oxidation following impregnation with Cu2+ by ion-exchange method. Obtained carbonaceousadsorbents were characterized by specific surface area and micropore volume. Surface chemistry properties were evaluated usingB...
Autori: , , Vasile Rusu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26026

MAPPING NITRATE LEVELS IN GROUNDWATER USING GIS
Environmental Engineering and Management JournalVol. 12Nr. 4
AbstractThis paper is an analysis of a case study which entails the assessment of pollution degree with nitrate in the Prut river basin, byanalysing 23 wells. The novelty of this work is the use of modeling done by GIS techniques, namely the Digital Terrain Model(DTM) interpolation technique, to obtain further information starting from discrete information.In the present paper, we emphasized the increasing tendency of nitrates and nitrites content in the underground waters, in directcorrelation ...
Autori: Florian Statescu, Gabriela Biali, Lucian Vasile Pavel
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26073

MONITORING THE QUALITY OF THE SLUDGE RESULTED FROM DOMESTIC WASTEWATER TREATMENT PLANTS AND THE IDENTIFICATION OF RISK FACTORS
Environmental Engineering and Management JournalVol. 12Nr. 2
Abstract Monitoring the quantity of the sludge resulted from domestic wastewater treatment is a current concern in Romania due to the necessity to reduce any risk. This paper discusses the results of monitoring and examination of sludge deposited temporarily in a domestic wastewater treatment plant (5000 people equivalent) from qualitative point of view, following the analysis of the physical-chemical parameters: pH, total solids, specific resistance to filtration, humidity and den...
Autori: Casen Panaitescu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26123

A COUPLED KARST-POROUS GROUNDWATER MODEL BASED ON THE ADAPTED GENERAL HEAD BOUNDARY
Environmental Engineering and Management JournalVol. 12Nr. 9
AbstractGroundwater in karst aquifer and porous aquifer always have close hydraulic connection. However, groundwater in karst aquiferalways behaves as turbulent flow, while the porous groundwater flows in a laminar way. Due to the different flow properties, it is difficult to simulate the connection between the two types of groundwater simultaneously, in one model. This paper aims atdesigning a coupled model which is able to describe the hydraulic connection between the karst and porous groundwa...
Autori: Yuqiao Long
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26156

IMPACT OF THE SOUTH-TO-NORTH WATER DIVERSION PROJECT ON GROUNDWATER RESOURCES: A CASE STUDY IN PINGGU BASIN, BEIJING, CHINA
Environmental Engineering and Management JournalVol. 12Nr. 11
AbstractThe South-to-North Water Diversion Project is a huge project to better utilize water resources available to China, especially forsolving the shortage of water resources in northern china. Increasing attention has been paid to the impact of the project on thegroundwater of water-receiving areas. Beijing is one of the important water-receiving areas of The Middle Route, and the waterwill be transferred into Beijing in 2014. The main objective of this study is to analyze the influence of S-...
Autori: Haizhen Xu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26222

MODELING IMPACT OF LAND USE CHANGE TRAJECTORIES ON GROUNDWATER QUALITY USING REMOTE SENSING AND GIS
Environmental Engineering and Management JournalVol. 12Nr.12
AbstractWorld will face a major fresh water crisis in the coming decades due to high contaminants in surface and subsurface water.Groundwater is ultimate and most suitable fresh water resource for human consumption in both urban as well as rural areas. Thegroundwater quality reflects the information about the natural and anthropogenic source of pollution. This study aims todetermine the water quality status of the area and to deduce its relation to seasonal variations in land use/land cover (LUL...
Autori: Prashant K. Srivastava
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26233

COMPARATIVE ASSESSMENT OF LABORATORY AND FIELD-BASED METHODS TO MONITOR NATURAL ATTENUATION PROCESSES IN THE CONTAMINATED GROUNDWATER OF A FORMER COKING PLANT SITE
Environmental Engineering and Management JournalVol. 13Nr. 3
AbstractThe monitored natural attenuation (MNA) of groundwater contamination is in many cases considered to be a cost-effective andappropriate strategy to manage the remediation of contaminated aquifers. A prerequisite for the public acceptance of such NAremediationapproaches is that the efficiency of the presumed NA-processes should be proven. This proof must be based on anextensive hydrogeological and in-situ characterization of the ongoing aquifer processes. Additional investigations of aquif...
Autori: Achim Möller, Anja Berning, Anne Berghoff, Bernd Mahro, Christoph Wortmann
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26312

EFFECTIVNESS OF SOIL AND WATER ASSESSMENT TOOL MODEL TO SIMULATE WATER FLOW IN A LARGE AGRICULTURAL COMPLEX WATERSHED: CASE OF BUYO LAKE BASIN, WEST OF CÔTE D’IVOIRE
Environmental Engineering and Management JournalVol. 13Nr. 7
AbstractThe objective of the study is to set up and calibrate a model using the soil and water assessment tool (SWAT) in order to simulatethe water flow in the Buyo Lake located in west of Cote d’Ivoire and to test and evaluate the usefulness and the performance ofthe model. In this study, we had used the ArcSWAT graphical user interface to manipulate and execute the major functions ofSWAT model from ArcGIS tool. Hydrological modeling of Buyo Lake Basin was carried out with the ArcSWAT interface...
Autori: Tanoh Jean-Jacques Koua
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26442

GROUNDWATER - UNDERGROUND STRUCTURES INTERACTION IN URBAN ENVIRONMENT IN BUCHAREST AREA
Environmental Engineering and Management JournalVol. 13Nr. 7
AbstractUnderground space represents an area with multiple management problems, mainly related to water resources management,difficulties for new underground constructions (as diaphragm walls, tunnels, dewatering systems etc.), interpretation of hydrogeologicaldata or influence of the new constructions on the existing ones. The management of this area is even more difficultdue to the multitude of works, of the (sometimes) chaotic development, of the poor legislation, various ownerships of the la...
Autori: Loretta Batali
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26449

DYNAMICS OF A RHIZODEGRADATION PILOT UNIT TREATING GROUNDWATER CONTAMINATED WITH BISPHENOL-A
Environmental Engineering and Management JournalVol. 13Nr. 9
AbstractBisphenol-A (BPA; 2,2-bis(4-hydroxyphenyl)propane) is a monomer used primarily in the production of polycarbonate andepoxy resins that has been reported to have estrogenic activity. The biodegradability of BPA has been previously investigated inseveral studies designed to simulate surface waters and biological wastewater treatment systems. However, there is littleinformation available about the phytoremediation of groundwater contaminated with BPA. Halophytic species are of specialintere...
Autori: Margarita A. Petoussi
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26493

STUDY ON THE QUALITY OF WATER SUPPLY SOURCES FOR IASI CITY, ROMANIA
Environmental Engineering and Management JournalVol. 13Nr. 9
AbstractEvaluation of the quality of natural waters used as sources for drinking water supply is very important for selection of the propertechnological treatment system that would ensure the compliance of physical, chemical and microbiological parameters with thespecific standards. The current study aims at investigating the quality of two natural waters used as sources for drinking watersupply of Iasi City: Prut River (surface water) and Timisesti (groundwater). The experimental analysis of th...
Autori: Maria Cohl
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26509

ENVIRONMENTAL RISKS DUE TO HEAVY METAL POLLUTION OF WATER RESULTED FROM MINING WASTES IN NW ROMANIA
Environmental Engineering and Management JournalVol. 13Nr. 9
AbstractThe mining waste facilities in the Baia Mare region, Romania, resulted from the extraction of poly-metallic ores (including Au,Ag). Metal sulphide minerals from the mining waste facilities have a potential to produce acid rock drainage (ARD) and togenerate risk for the environment, including for the water resources. Some of the mining waste deposits from the region arelocated near the town of Baia Mare, close to the residential areas, the agricultural lands and the surface water. The sho...
Autori: Oana-Cristina Modoi
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26512

IMPACT OF HYDRAULIC SCHEMES ON OLT RIVER AND ON ITS FLOODPLAIN ENVIRONMENT IN CIUC DEPRESSION, HARGHITA COUNTY, ROMANIA
Environmental Engineering and Management JournalVol. 13Nr. 9
AbstractThis paper presents the effects of regularization and embankment of the Olt River and drainage of its floodplain on thegroundwater table from meadows and on the erosion base levels of tributaries within Ciuc Depression. The hydraulic worksreduced the wetlands and had important impact on the aquatic flora and fauna of the river and its floodplain. Measurements andobservations (before 1985 and after implementation of hydraulic works in 2008) undertaken upon the river, upon the drainagesyst...
Autori: Iosif Bartha
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26519

OPTIMIZING THE NANOFILTRATION OPERATING CONDITIONS AS POST TREATMENT STEP IN THE GROUNDWATER DENITRIFICATION PROCESS
Environmental Engineering and Management JournalVol. 13Nr. 9
AbstractTwo types of nanofiltration membranes had been used to study the influence of cross flow velocity on the membrane filtration ofdenitrification effluent (NF270 and NF90). Filtration had been conducted at constant transmembrane pressure of 5 bar andvariable cross flow velocity (0.03, 0.06, 0.15 and 0.39 ms-1). The obtained normal flux was 0.47, 0.58, 0.59 and 0.77for NF270membranes and 0.35, 0.38, 0.41 and 0.39 for NF90 membranes, the increase in cross flow velocity had enhanced fluxperfor...
Autori: Abdel Halim Fuqaha
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26523

ENVIRONMENTAL RISKS OF WASTE THERMAL WATER DISPOSAL: LONG-TERM EFFECTS OF THERMAL WATER SEEPAGE ON DIFFERENT SOIL TYPES
Environmental Engineering and Management JournalVol. 14Nr. 5
Abstract In Hungary, 0.5 million m3 of thermal water is exploited every day for diverse purposes. After utilization, this enormous amount of thermal water becomes sewage water with a high concentration of salts, heavy metals, ammonia, nitrate, an unfavorable ion composition and high temperature. A common treatment is to dispose of waste water into a surface recipient through uninsulated channels surrounded by arable land. By infiltration, sewage water can cause potential salinization/sodific...
Autori: Andrea Farsang
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26742

GENERAL ASPECTS ON URBAN HYDROGEOLOGY AND HIGHLIGHTS FROM BUCHAREST (ROMANIA)
Environmental Engineering and Management JournalVol. 14Nr. 6
Abstract The interaction between groundwater systems and urban environments has become an important challenge that fast developing modern cities must face. Contributing factors are, but not limited to, the continuous horizontal and vertical expansion of cities, population growth, climate change, water scarcity and water quality degradation. The present paper provides an overview on several aspects related to the interaction between aquifer systems and urban infrastructures. A review of urban...
Autori: Mohamed Amine Boukhemacha
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26748

ASSESSMENT OF ELECTROCOAGULATION PROCESS FOR DRINKING WATER TREATMENT
Environmental Engineering and Management JournalVol. 14Nr. 6
Abstract In this study, the electrocoagulation process using aluminium anodes was tested as alternative for coagulation process for the drinking water treatment using two types of real groundwater sources, characterized by low turbidity, moderate and high organic load, and nitrite and ammonium species for one of them. The optimum operating conditions determined to be pH 6.5, current density (i) 25A/m2 at 30 min resulted in removal efficiency of over 70 % for total organic carbon (TOC) parame...
Autori: Anamaria Baciu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26756

APPROPRIATE TECHNOLOGIES FOR DRINKING WATER TREATMENT IN MEDITERRANEAN COUNTRIES
Environmental Engineering and Management JournalVol. 14Nr. 7
Abstract This paper aims at analyzing the drinking water issue in the Mediterranean region, highlighting the principal problems and the appropriate technologies applicable in the different countries. The countries of this area are characterized by a huge variety from social, cultural, economic and environmental point of view. In particular, water distribution is inhomogeneous between the North, East, and South; even the type of water sources and the related quantity and quality problems diff...
Autori: Sabrina Sorlini
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26793

HYDROLOGICAL EFFECT OF ARTIFICIAL DRAINAGE IN LOWLAND RIVER CATCHMENTS IN LITHUANIA
Environmental Engineering and Management JournalVol. 14Nr. 9
Abstract Although in Lithuania artificial land drainage is a common water management practice, there are still concerns about its downstream hydrological effects. Due to the complexity of flow driving factors, the hydrological effect of drainage is very uncertain, making it difficult to determine its relative importance. Aiming to distinguish between the influence of drainage and other factors in this study, the extent of changes of twenty hydrologic variables (flow magnitude, frequency, dur...
Autori: Arvydas Povilaitis
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26848

EVALUATION OF SOURCE AND TRANSPORT OF PATHOGENIC MICROBES IN GROUNDWATER USING MICROBIOLOGICAL AND ISOTOPIC TECHNIQUES
Environmental Engineering and Management JournalVol. 14Nr. 10
Abstract Isotopic composition and electrical conductivity (EC) of groundwater were analyzed to trace the source and transport of pathogenic microbes in shallow and deep groundwater wells over a depth range from 9 m to 75 m below land surface (bls). Stable isotopic composition was used for the identification of the source of water while environmental tritium contents were used to estimate the time elapsed since the recharge of the groundwater. The results revealed that drain water contaminate...
Autori: Anju Pant
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26851

AN ISOTOPIC SURVEY OF SOME MINERAL WATER RESOURCES IN THE CARPATHIAN CHAIN (ROMANIA)
Environmental Engineering and Management JournalVol. 14Nr. 10
Abstract Popular since ancient times, the mineral waters from Carpathian Chain (Romania) have gained a well-deserved reputation due to their quality and health benefits. This study provides a description of the chemical and isotopic composition (δ2H, δ18O) of mineral waters (CO2 - rich and CO2 - free water) located in six of the most popular areas, in order to improve the overall knowledge about their genesis and recharge mechanisms. The hydro-chemical facies of groundwater vary ...
Autori: Roxana Elena Ionete
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26869

KINETIC TESTS OF ANAEROBIC DECHLORINATION OF A POLLUTED GROUNDWATER IN ITALY
Environmental Engineering and Management JournalVol. 14Nr. 11
Abstract The results of batch tests of anaerobic dechlorination on groundwater samples collected downgradient from an industrial site in Northern Italy are presented and discussed. The experiments were carried out using sucrose as electron donor at equimolar concentration and at selected excess with respect to the total reducible species. The purpose of the study was to investigate the effectiveness of sucrose to achieve a complete chlorinated solvents degradations at the specific site, and ...
Autori: Luca Di Palma
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26895

IRON ELECTROCOAGULATION WITH ENHANCED CATHODIC REDUCTION FOR THE REMOVAL OF AQUEOUS CONTAMINANT MIXTURES
Environmental Engineering and Management JournalVol. 14Nr. 12
Abstract This study presents enhanced reduction of soluble contaminants in a modified electrocoagulation process that is capable of treating a mixture of aqueous contaminants. By incorporating an iron foam cathode, the process can remove aqueous trichloroethylene (TCE) by 99.1% and nitrate ions by 98.2%, which represents 58.1 and 20 percent higher than the removal rates achieved by iron plate cathode, respectively. pH and ORP measurements indicate the development of a reducing electrolyte c...
Autori: Xuhui Mao
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26915

VULNERABILITY OF GROUNDWATER UNDER CLIMATE CHANGE AND LAND COVER: A NEW SPATIAL ASSESSMENT METHOD APPLIED ON BELIŞ DISTRICT (WESTERN CARPATHIANS, ROMANIA)
Environmental Engineering and Management JournalVol. 14Nr. 12
Abstract A new assessment method of groundwater vulnerability was done using multilayer data analysis through GIS Spatial Analyst Tools. The method presented here refers at Beliș district territory and describes two tasks: (1) groundwater vulnerability determination from Water Surplus, Ecosystem Services, Aquifers map, and Infiltration map; (2) the future vulnerability assessment for 2050, considering four scenarios of land cover and climate data changes. First results, carried out by p...
Autori: Mărgărit-Mircea Nistor
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26921

EVALUATION ON THE RURAL DRINKING WATER QUALITY IN A CENTRALIZED SUPPLIED AREA OF CHINA
Environmental Engineering and Management JournalVol. 15Nr. 2
As a result of the rapid development of China’s economy, many surface and groundwater have become polluted. Assuring high quality drinking water, especially for the rural areas has recently received much attention. In this study, the drinking water quality in one centralized water supply network was evaluated by analyzing 28 pollutant indices at 35 sampling points. It was determined that the concentrations of most organoleptic and physical indices were stable in all the water samples. T...
Autori: Wendong Wang
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26967

SEASONAL INFLUENCE AND RISK ASSESSMENT OF HEAVY METALS CONTAMINATION IN GROUNDWATER, ARJAAT VILLAGE, MOROCCO
Environmental Engineering and Management JournalVol. 15Nr. 3
The application of chemical fertilizers and fungicides is an important source of heavy metals into the agricultural soil. Leaching and weathering can facilitate the transport of the contaminants through soil to the groundwater. In most rural areas, groundwater is used for drinking and irrigation purposes, without any treatment, population being exposed to direct contamination. The study area in this paper, Arjaat Village from Rabat Salé Zemour Zaer Region of Morocco, matches into this ...
Autori: François Xavier Nshimiyimana
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=26980

SPATIAL MAPPING OF URANIUM IN GROUNDWATER AND RISK ASSESSMENT AROUND AN ATOMIC POWER STATION IN INDIA
Environmental Engineering and Management JournalVol. 15Nr. 4
This paper reports the distribution of natural uranium in different underground water sources and health risk evaluation around Narora Atomic Power Station, Narora, India. The uranium concentration at studied locations ranged from BDL (<0.2 μg/L) to 32.37 μg/L with geometric mean (GM) of 6.4 μg/L and geometric standard deviation of 7.85. The life time average daily dose of uranium in drinking water was 0.64 μg kg-1 day-1. The cancer morbidity and mortality risk were also calcul...
Autori: Manbir Singh
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27001

COMPARISON OF SOME NON-CONVENTIONAL SORBENTS FOR THE REMOVAL OF ARSENIC FROM WATERS
Environmental Engineering and Management JournalVol. 15Nr. 8
Iron humate (IH) produced as a waste by-product during the industrial manufacture of humic substances from young brown coal was tested as a new cost-effective sorbent for the removal of inorganic arsenic from waters. Its removal efficiency was compared with that of two other non-conventional sorbents – magnetite and oxihumolite (weathered brown coal). Magnetite and IH have been found to be effective in removing both forms of inorganic arsenic (arsenite and arsenate) from aqueous solutio...
Autori: Pavel Janoš
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27098

A FRACTIONAL FUZZY SIMULATION METHOD FOR PREDICTING DISSOLVED TOLUENE AND OXYGEN CONCENTRATIONS IN AQUIFERS UNDER MICROBIAL ATTENUATION
Environmental Engineering and Management JournalVol. 15Nr. 8
This study proposes a modified fractional fuzzy simulation (MFFS) method to predict the toluene and oxygen concentrations in aquifers under microbial attenuation conditions. The method integrates the modeling of groundwater flow contaminant transport and fuzzy parameters analysis within a general framework. Compared to conventional fractional fuzzy simulation (FFS), decreased interior points of fuzzy parameters need to be used, thus reducing the simulation time. The method is applied to an a...
Autori: Li He
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27106

GROUNDWATER QUALITY STUDIES IN TWO TRANSYLVANIAN RURAL COMMUNITIES USING PARALLEL ION CHROMATOGRAPHY
Environmental Engineering and Management JournalVol. 15Nr. 12
Groundwater originating from two rural communities from Cluj and Bistrita Nasaud counties was analyzed using parallel ion chromatography, the focus being on major anions (chloride, nitrite, nitrate, phosphate and sulphate) and cations (potassium, sodium, ammonium, calcium and magnesium). These analytes were determined simultaneously using a Shimadzu two-channel instrument with non-suppressed conductivity detection, separations being carried out using an Allsep Anion 7u column and an Universal Ca...
Autori: Edward Muntean
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27211

AN ENHANCED ENVIRONMENTAL MULTIMEDIA MODELLING SYSTEM (FEMMS): PART I – DEVELOPMENT AND MODEL VERIFICATION
Environmental Engineering and Management JournalVol. 16Nr. 2
Public awareness and concern with impacts of pollution on multimedia environment have been greatly increased in the last few decades. There are growing needs for creating remediation strategy and setting effective standard and regulations to reduce pollutant levels in the environment. To satisfy such need, tools that can provide comprehensive understanding and characterize the behavior of chemical in the environment are required for environmental risk assessment and management. A new integrated ...
Autori: Zhi Chen
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27251

EXPERIMENTAL LABORATORY STUDIES ON CAPILLARY FRINGE BEHAVIOR
Environmental Engineering and Management JournalVol. 16Nr. 3
This paper describes laboratory experiments conducted to investigate groundwater flow and solute transport within the capillary fringe (CF) and exchanges between the CF and the region below the water-table. An experimental bench was developed in order to simulate an unconfined aquifer, to observe the development of the CF and to study nitrates transfer from groundwater to CF, and also the fate of nitrates into the CF. The experimental bench has three compartments, the middle one being filled wi...
Autori: Mihaela Amalia Diminescu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27277

ASSESSMENT OF GROUNDWATER AND SURFACE WATER CONTAMINATION BY LANDFILL LEACHATE: A CASE STUDY IN NEAMT COUNTY, ROMANIA
Environmental Engineering and Management JournalVol. 16Nr. 3
The aim of this study was to determine the actual impact of the uncontrolled landfill site in Roman town, Romania on the water resource quality. The surface water and groundwater samples were collected quarterly in two time periods: January 2012 - June 2013, when the landfill was operational and July 2013 - December 2014, after the landfill was closed. The parameters analyzed in this study include: pH, biological oxygen demand (BOD5), chemical oxygen demand (COD), NH4+ Cl-, NO2-, NO3-, SO42-, he...
Autori: Lacramioara Rusu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27283

GROUNDWATER RESPONSE TO CHANGES IN PRECIPITATIONS IN NORTH-EASTERN ROMANIA
Environmental Engineering and Management JournalVol. 16Nr. 3
Changes in the climatic and hydrological variables in North-Eastern Romania indicate that the region has mostly a common evolution in terms of precipitation and hydrostatic level of groundwater. This can influence human communities in the region, given that sources of public water supply are predominantly from underground. In the analysed region with more than 8.000 sqm, 50% of the population lives in the rural area, where the main water supply source is provided by the underground water, mainly...
Autori: Ionuț Minea
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27284

IMPACTS OF PRODUCTION AND STORING OF ORGANIC MANURE OVER THE QUALITY OF GROUNDWATER IN THE BASIN OF GERU RIVER FROM GALATY COUNTY
Environmental Engineering and Management JournalVol. 16Nr. 3
Water is the source of life and a high water quality leads to a harmonious development of the surrounding environment (biotic and abiotic) and of humans. When water is loaded with various chemicals due to erosion, corrosion and human activities, the pollution phenomenon appears, causing harmfull effects over plant and animal organisms. The presence in water of substances derived from agriculture or mismanagement of manure organic obtained from various species of domestic animals affects the envi...
Autori: Alina Simionică Bădilă
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27285

GROUNDWATER QUALITY IN THE PROXIMITY OF A POLLUTED LAKE: A JOINT EXPERIMENTAL-MODELING STUDY
Environmental Engineering and Management JournalVol. 16Nr. 5
Ground water is an important source of clean water supply throughout the world. A growing literature on the management of groundwater which takes into account the interaction of groundwater with surface water resupply sources (e.g., streams or lakes) is driven by concerns of intensified global fresh-water use coupled with increasing industrial and agricultural pollution levels. Our joint laboratory and numerical experiments simulate water withdrawals via two pumping wells from an unconfined aqui...
Autori: Anca Marina Marinov
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27302

ASSESSMENT OF ELECTROCOAGULATION PROCESS. APPLICATION IN ARSENIC REMOVAL FROM DRINKING WATER
Environmental Engineering and Management JournalVol. 16Nr. 4
Arsenic removal from groundwater as drinking water source was investigated using electrocoagulation (EC) process with horizontal anodes of iron plate under galvanostatic regime. The current density of 5 A·m-2 was determined as the optimum operating conditions at the electrolysis time of maximum 25 minutes and pH ranged between 6.5 to 8.5, by which the arsenic concentration was reduced below 10 μg·L-1. The aspects related to the arsenic removal mechanism were discussed by Zeta...
Autori: Aniela Pop
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27327

DEVELOPMENT OF A DECISION SUPPORT SYSTEM BASED ON STOCHASTIC NONLINEAR OPTIMIZATION FOR PETROLEUM-CONTAMINATED SITE MANAGEMENT
Environmental Engineering and Management JournalVol. 16Nr. 7
In this study, a decision support system based on a stochastic optimization model under modeling uncertainty and parameter certainty (SOMUM-DSS) is developed for petroleum-contaminated sites management. The SOMUM-DSS incorporates scenario analysis, numerical simulation, multivariate analysis, nonlinear optimization within a decision support system. It provides an effective tool for decision makers to select the optimal remediation strategy. The developed SOMUM-DSS is then applied to a petroleum-...
Autori: Qi Yang
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27374

ENVIRONMENTAL IMPACT ASSESSMENT OF MUNICIPAL SOLID WASTE DISPOSAL SITE USING RAPID IMPACT ASSESSMENT MATRIX (RIAM) ANALYSIS IN MASHHAD CITY, IRAN
Environmental Engineering and Management JournalVol. 16Nr. 10
Municipal Solid Waste (MSW) disposal is currently one of the major environmental issues in big cities. Several tools and techniques have been developed for Environmental Impact Assessment (EIA) of MSW disposal options, including scoping, checklists, matrices, qualitative and quantitative models and decision-support systems. Rapid Impact Assessment Matrix (RIAM) is a partially new method which is particularly advantageous over others as it provides a transparent and permanent record of analysi...
Autori: Zohreh Aliakbari-Beidokhti
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27465

MONITORING OF MOBILIZATION AND UPTAKE OF NUTRIENTS IN RESPONSE TO EDTA ADDITIONS TO A CONTAMINATED AGRICULTURAL SOIL
Environmental Engineering and Management JournalVol. 16Nr. 11
Mobilization of micro- and macronutrients and their uptake by Zea mays L. and Triticum aestivum L. in response to EDTA additions to risk metal contaminated agricultural soil was monitored over a three year period on the field scale. EDTA addition effectively increased the mobility of total water-soluble micronutrients (Cu, Fe, Mn) and macronutrients (Ca, Mg, P) in soil extracts. Mobilization was highest in the first year and decreased strongly over time. Elements with a high affinity for EDTA (C...
Autori: Reinhard Rauch
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27477

MATHEMATICAL MODEL FOR PARTICLE MOTION APPLIED ON A MANURE SPREADING APPARATUS USED IN ENVIRONMENTALLY FRIENDLY TECHNOLOGY
Environmental Engineering and Management JournalVol. 17Nr. 1
It is acknowledged that organic fertilizers and wastes, such as animal slurries/manure from intensive farm enterprise, sewage sludge, poultry litter are and will continue to be spread on agricultural land and provide beneficial nutrients to crops. However, many of these materials which are also potentially polluting if not properly managed can pose a risk to groundwater and surface water quality. Generally, their distribution on the soil is performed with specialized machines to reduce the risk...
Autori: Vasilica Ştefan
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27545

AN ENHANCED ENVIRONMENTAL MULTIMEDIA MODELLING SYSTEM (FEMMS): PART II – USER INTERFACE AND FIELD VALIDATION
Environmental Engineering and Management JournalVol. 17Nr. 4
Environmental quantitative risk assessment requires the development of multimedia modeling tools to address dynamic site conditions at field scale. This work is the second part in a two-part series. A new fuzzy-set enhanced environmental multimedia modeling system (FEMMS) has been presented in Part I. Environmental multimedia modeling often involves a sizeable amount of parameters and data. The challenges have been the difficulties to quantify the uncertainties and to manage the data and main mo...
Autori: Zhi Chen
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27573

OPTIMIZATION OF SOME CATIONS FOR REMOVAL OF ARSENIC FROM GROUNDWATER BY ELECTROCOAGULATION PROCESS
Environmental Engineering and Management JournalVol. 17Nr. 5
This study dealt with investigation of arsenic removal from groundwater using electrocoagulation (EC) method in a batch mode by the Box-Behnken experimental design method. Effects of some cations like Ca, Fe, Mg, Mn and operating time on the removal were explored by an air injected EC reactor. The combined effects of these variables were analyzed by the quadratic model for predicting the highest removal efficiency of arsenic from groundwater. The arsenic removal efficiency was found to be depen...
Autori: Mehmet Kobya
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27584

GEOGRAPHIC INFORMATION SYSTEM BASED APPROACH FOR THE INVESTIGATION OF GROUNDWATER NITROGEN POLLUTION NEAR A CLOSED OLD LANDFILL SITE IN BEIJING, CHINA
Environmental Engineering and Management JournalVol. 17Nr. 5
Groundwater pollution investigation near old and closed landfill sites is increasingly attracting more attention. Nitrogen compounds, especially those leached from the landfill area, are often regarded as a main pollution source for the groundwater. This study investigated the nitrogen pollution in the groundwater near a closed old landfill area of Beijing, China. The field investigation showed that the nitrate-polluted groundwater was determined as Class VI (refers to bad quality) at the detect...
Autori: Jun Wu
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27585

CONTAMINATION OF GROUNDWATER WITH PHENOL DERIVATIVES AROUND A DECOMMISSIONED CHEMICAL FACTORY
Environmental Engineering and Management JournalVol. 17Nr. 3
In this study, the concentrations of 15 phenol derivatives were analyzed from the phreatic and groundwater wells surrounding a decommissioned chemical factory in a village from the western part of Romania. An UPLC-MS method was used to assess the concentrations of the chemical target compounds in the water samples. The most frequent compounds were 4-chlorophenol, 4-tertoctylphenol and 4-nonylphenol, being detected in 17 of the 19 sampling sites, while the least frequent compound was 2,4,6- t...
Autori: Elena Preda
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27661

FACTORS AFFECTING THE PATTERN OF VEGETATION CARBON DENSITY IN A KARST REGION IN NORTHWEST GUANGXI, CHINA
Environmental Engineering and Management JournalVol. 17Nr. 7
The changing characteristics of vegetation carbon patterns in the karst region of northwest Guangxi, China and their impact factors were analyzed on the basis of vegetation inventory data from 2005 to 2010. A radial basis function network model (RBFN) was constructed using data from 1377 samples and 13 environmental factors. The results for the 5-year study period were as follows: (1) The total carbon storage of vegetation had increased with an annual growth rate of 1.84% and the carbon density ...
Autori: Mingyang Zhang
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27692

STUDY OF NITROGEN FORMS IN SEASONAL DYNAMICS AND KINETICS OF NITRIFICATION AND DENITRIFICATION IN PRUT AND NISTRU RIVER WATERS
Environmental Engineering and Management JournalVol. 17Nr. 7
The presence of nitrogen in its reduced forms serves as an indicator of natural aquatic system degradation. The excessive concentrations of nitrogen in reduced forms (NH4+, NO2-) found in the sections of the the Shireutsi (of the Prut River) and the Olaneshti (of the Nistru River) prove that these sites are areas to focus efforts on improving water quality. Laboratory simulations indicate a good environmental buffer action of natural waters to potential pollution in Sculeni and Ungheni sections ...
Autori: Petru Spataru
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27698

Environmental engineering and Management Journal No. 8
Vol. 1Nr. 8
• INFLUENCING FACTORS OF THE ACCEPTABLE AMOUNT OF COMPENSATION OF FARMERS FOR CONTROLLING FERTILIZER-INDUCED WATER POLLUTION    • DETERMINATION OF THE RARE EARTH METALS IN THE RED MUD FOR POSSIBLE UTILIZATION    • Fe(II) AND Mn(II) REMOVAL FROM CONTAMINATED GROUNDWATER BY ADSORPTION: A COMPARISON OF ACTIVATED CARBON AND PINE BARK    • RESPONSE OF UPLAND COTTON GENOTYPES TO SALINITY AT EARLY GROWTH STAGES    • KINETICS AND ISOTH...
Autori:
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27782

Fe(II) AND Mn(II) REMOVAL FROM CONTAMINATED GROUNDWATER BY ADSORPTION: A COMPARISON OF ACTIVATED CARBON AND PINE BARK
Environmental Engineering and Management JournalVol. 17Nr. 8
This paper aims to compare the adsorption performance of activated carbon and pine bark for iron and manganese removal from contaminated groundwater. Moreover, their environmental compatibility was checked for their possible use as reactive media in a permeable reactive barrier for in situ remediation. Batch tests were carried out with different iron and manganese concentrations and different particle-size distributions, in order to evaluate the effectiveness of the activated carbon and pine bar...
Autori: Silvia Sbaffoni
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27779

Environmental engineering and Management Journal No. 8
Vol. 1Nr. 4
• INFLUENCING FACTORS OF THE ACCEPTABLE AMOUNT OF COMPENSATION OF FARMERS FOR CONTROLLING FERTILIZER-INDUCED WATER POLLUTION    • DETERMINATION OF THE RARE EARTH METALS IN THE RED MUD FOR POSSIBLE UTILIZATION    • Fe(II) AND Mn(II) REMOVAL FROM CONTAMINATED GROUNDWATER BY ADSORPTION: A COMPARISON OF ACTIVATED CARBON AND PINE BARK    • RESPONSE OF UPLAND COTTON GENOTYPES TO SALINITY AT EARLY GROWTH STAGES    • KINETICS AND ISOTH...
Autori:
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27729

Environmental engineering and Management Journal No. 8
Vol. 1Nr. 4
• INFLUENCING FACTORS OF THE ACCEPTABLE AMOUNT OF COMPENSATION OF FARMERS FOR CONTROLLING FERTILIZER-INDUCED WATER POLLUTION    • DETERMINATION OF THE RARE EARTH METALS IN THE RED MUD FOR POSSIBLE UTILIZATION    • Fe(II) AND Mn(II) REMOVAL FROM CONTAMINATED GROUNDWATER BY ADSORPTION: A COMPARISON OF ACTIVATED CARBON AND PINE BARK    • RESPONSE OF UPLAND COTTON GENOTYPES TO SALINITY AT EARLY GROWTH STAGES    • KINETICS AND ISOTH...
Autori:
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27730

CONCENTRATIONS OF PETROLEUM HYDROCARBONS AT DIFFERENT DEPTHS OF SOIL FOLLOWING PHYTOREMEDIATION
Environmental Engineering and Management JournalVol. 17Nr. 9
Petroleum hydrocarbons not only are toxic to humans and other living organisms, but will also pollute groundwater. It is thus critical to decrease the concentration of these pollutants in soil. Phytoremediation is an effective way to remove toxic compounds from soil. The current study used sorghum (Sorghum bicolor (L.) Moench) and barley (Hordeum vulgare) to reduce petroleum hydrocarbon content of contaminated soil around Isfahan Oil Refinery (Isfahan, Iran) and assessed the concentrations of pe...
Autori: Farida Iraji Asiabadi
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27741

CHANGES IN THE CHEMICAL PROPERTIES OF GROUNDWATER IN SOILS UNDER MEAT AND BONE MEAL, NATURAL AND MINERAL FERTILIZATION REGIMES
Environmental Engineering and Management JournalVol. 17Nr. 9
The objective of this study was to evaluate the effect of different doses of meat and bone meal (MBM) applied as organic fertilizer on the quality of groundwater in arable fields. The effect of meat and bone meal fertilizer applied at rates of 1.0, 1.5, 2.0 and 2.5 t ha-1 was compared with no fertilization, mineral fertilization, and manure fertilization (10 t ha-1). Groundwater samples for chemical analyses were collected every month during the growing season using piezometers installed in the ...
Autori: Arkadiusz Stępień
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27742

CHANGE OF THE GROUNDWATER QUALITY FROM INDUSTRIAL AREA ORADEA, ROMANIA, USING GEOGRAPHIC INFORMATION SYSTEMS (GIS)
Environmental Engineering and Management JournalVol. 17Nr. 9
During the years 1965-1985, a veritable industrial platform was developed in the west part of Oradea, Bihor County, Romania. It stretches on an area of 9 sq. km. and is placed in the meadow of Crisul Repede River. Throughout that period, several industrial facilities were built that lately became sources of pollution for the environment. The purpose of the present paper is to study the influence of historical stages of industrialization and restructuring of enterprises in Western Oradea, address...
Autori: Tamara Romocea
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27747

ENVIRONMENTAL AUDITING AS A RISK MANAGEMENT TOOL: CASE STUDY OF AN AUTOMOBILE AXLE MANUFACTURING INDUSTRY IN INDIA
Environmental Engineering and Management JournalVol. 17Nr. 11
According to “polluter pays” principle, there is huge burden on the industries to remediate contaminated sites. Mergers and acquisitions of industrial sites is a preferred mode of growth for corporations. The management of the acquiring company should be mindful of potential environmental risks which they may inherit as part of the acquisition and take appropriate risk management actions. If not, they may face financial, reputation and other liabilities due to the “polluter ...
Autori: Shweta Gaur
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27854

SEASONAL VARIATION OF PHYSICO-CHEMICAL PARAMETERS IN THE DRINKING WATER SUPPLY NETWORK OF SATU MARE CITY, NW ROMANIA
Environmental Engineering and Management JournalVol. 18Nr. 3
We assessed the variability of the main physico-chemical parameters of drinking water: oxidability, turbidity, conductivity, water hardness, free chlorine concentration, chlorides and nitrates across the four seasons (Spring, Summer, Autumn of 2013 and Winter of 2014). We collected data from several points in the supply network of Satu Mare city, NW of Romania, where the source of drinking water is groundwater. The results revealed significant higher average values in spring for some of the ...
Autori: Thomas Dippong
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27928

TECHNICAL SUPPORT FRAMEWORK FOR SUSTAINABLE MANAGEMENT OF TRANSBOUNDARY WATER RESOURCES
Environmental Engineering and Management JournalVol. 18Nr. 3
Sustainable management of transboundary rivers, especially in water-scarce regions is increasingly becoming more challenging due to the collective adverse impact of upstream development and climate change on transboundary scale. Two major tributaries of the Tigris River, the Diyala (Sīrvān) and the Lesser Zab River basins, are shared between Iraq and Iran. They were adopted as representative basins for a large number of transboundary rivers, where short-sighted perspectives are curr...
Autori: Furat Al-Faraj
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27938

HYDROGEOCHEMISTRY AND ENVIRONMENTAL ISOTOPE COMPOSITIONS AND THEIR EVOLUTION IN GEOTHERMAL GROUNDWATER IN YIZHANG, HUNAN PROVINCE, CHINA
Environmental Engineering and Management JournalVol. 18Nr. 3
Yizhang, located in south of Hunan province of China is rich in geothermal resources. This paper aimed to study the concentrations of cations, e.g., K+, Ca2+, Na+, Mg2+ and conducted the analysis of the environmental isotope characteristics of δD, δ18O and 13C. Further there are explained the rules of the generation and evolution of geothermal groundwater in Yizhang. The temperature of geothermal groundwater in Yizhang was between 34.2 and 45.4 °C, with a neutral pH and a high...
Autori: Junjie Ba
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27944

Environmental engineering and Management Journal No. 3
Vol. 14Nr. 4
• ENVIRONMENTAL CHANGES IN NORTH-EASTERN ROMANIA – A TRIGGER FACTOR FOR LYME DISEASE    • HYDROGEOCHEMISTRY AND ENVIRONMENTAL ISOTOPE COMPOSITIONS AND THEIR EVOLUTION IN GEOTHERMAL GROUNDWATER IN YIZHANG, HUNAN PROVINCE, CHINA    • CONSTRUCTION OF A BIOGAS HEAT STORAGE GREENHOUSE ECOSYSTEM UNDER THE CONTEXT OF WATER POLLUTION RESULTING FROM LIVESTOCK BREEDING    • ENVIRONMENTAL NOISE: HEALTH AND POLICY - AN UP TO DATE MINIREVIEW  &nb...
Autori:
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27946

Environmental engineering and Management Journal No. 3
Vol. 14Nr. 4
• ENVIRONMENTAL CHANGES IN NORTH-EASTERN ROMANIA – A TRIGGER FACTOR FOR LYME DISEASE    • HYDROGEOCHEMISTRY AND ENVIRONMENTAL ISOTOPE COMPOSITIONS AND THEIR EVOLUTION IN GEOTHERMAL GROUNDWATER IN YIZHANG, HUNAN PROVINCE, CHINA    • CONSTRUCTION OF A BIOGAS HEAT STORAGE GREENHOUSE ECOSYSTEM UNDER THE CONTEXT OF WATER POLLUTION RESULTING FROM LIVESTOCK BREEDING    • ENVIRONMENTAL NOISE: HEALTH AND POLICY - AN UP TO DATE MINIREVIEW  &nb...
Autori:
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27947

Environmental engineering and Management Journal No. 3
Vol. 14Nr. 6
• ENVIRONMENTAL CHANGES IN NORTH-EASTERN ROMANIA – A TRIGGER FACTOR FOR LYME DISEASE    • HYDROGEOCHEMISTRY AND ENVIRONMENTAL ISOTOPE COMPOSITIONS AND THEIR EVOLUTION IN GEOTHERMAL GROUNDWATER IN YIZHANG, HUNAN PROVINCE, CHINA    • CONSTRUCTION OF A BIOGAS HEAT STORAGE GREENHOUSE ECOSYSTEM UNDER THE CONTEXT OF WATER POLLUTION RESULTING FROM LIVESTOCK BREEDING    • ENVIRONMENTAL NOISE: HEALTH AND POLICY - AN UP TO DATE MINIREVIEW  &nb...
Autori:
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27968

PHOTOCATALYTIC DEGRADATION OF ATRAZINE USING ZINC OXIDE TEXTURALLY MODIFIED WITH STICKY RICE STARCH TEMPLATE AND DOPED WITH TRANSITION METALS
Environmental Engineering and Management JournalVol. 17Nr. 12
Atrazine is a herbicide used widely with a large quantity in Thailand and can contaminate in surface and groundwater. This work investigated atrazine removal from an aqueous solution by catalytic photodegradation using oxides of metal-cerium-zinc (M-Ce-ZnO, M = Ag, Fe, and Cu). ZnO is texturally modified with sticky rice starch template, doped with cerium (Ce) and either Ag, Fe, or Cu with the M:Ce:Zn molar ratio of 0.005:0.005:1. The catalysts were characterized by XRD, UV-Vis-DRS, and N2 adsor...
Autori: Pummarin Khamdahsag
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=27974

STUDY ON THE INFLUENCE OF MULTI-SOURCE RECHARGE ON GROUNDWATER ENVIRONMENT
Environmental Engineering and Management JournalVol. 18Nr. 6
Groundwater recharge is an effective method to solve the groundwater overexploitation. In this study, the method of numerical simulation is used to discuss the environmental change of groundwater in the process of multi-source recharge. The results of multiple water sources including local regenerated water source, wetland water source and South-to-North water source show that the cumulative loss of groundwater resources in Mihuaishun area in 2007 ~ 2016 reaches -1.784 × 109 m3. The inf...
Autori: Dasheng Zhang
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28024

GROUNDWATER CHARACTERIZATION IN SOUTHWESTERN ROMANIA USING FUZZY HIERARCHICAL CROSS CLUSTERING
Environmental Engineering and Management JournalVol. 18Nr. 9
A simultaneous hierarchical classification of groundwater in the Banat Plain-southwestern Romania and associated characteristics such as As(III), As(V), total As, trace metals (Al, Cd, Cr, Cu, Fe, Mn, Ni, Pb, Zn), pH and redox potential using Fuzzy Hierarchical Cross Clustering Algorithm was carried out. In samples containing more than 10 μg/Ltotal As (13.9 – 77.3 μg/L), the As(V) species represented 57±20% and 73±18% in the others. Arsenic speciation pattern was in agr...
Autori: Marin Senila
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28059

REAL TIME MONITORING OF WATER QUALITY IN AN AGRICULTURAL AREA WITH SALINITY PROBLEMS
Environmental Engineering and Management JournalVol. 18Nr. 10
Agriculture is a highly water-demanding sector. Developed in recent years, the precision farming approach allows to optimize irrigation without compromising crops productivity. WSN networks are a key element of this approach because they allow to monitor continuously large number of parameters providing the possibility of a real-time intervention on field management practices. The WSN networks can be used to measure traditional parameters such as precipitation, soil moisture, or irradiation and ...
Autori: Sara Simona Cipolla
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28083

SMART WATER AND SOIL-SALINITY MANAGEMENT IN AGRO-WETLANDS
Environmental Engineering and Management JournalVol. 18Nr. 10
Soil salinization is becoming worldwide one of the most serious land degradation issues. Seawater intrusion in upper aquifers is responsible for the largest proportion of salt-affected agricultural lands in coastal areas. In this study, the impact of different irrigation strategies on the salinity of a maize cultivated field located in the coastal plain of Ravenna, Italy, was simulated with the FAO AquaCrop model. Model calibration was supported by comparison with remote-sensed and field collect...
Autori: Marinella Masina
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28088

HEAVY METALS TRANSPORT FROM WASTEWATER SPILLS INTO A COASTAL AQUIFER AND SEAWATER
Environmental Engineering and Management JournalVol. 18Nr. 12
Wastewater generated from industrial activities has delivered elevated heavy metal concentrations into fresh and salted aqueous systems. Herein, the migrated trace metals were studied from their initial location through a coastal aquifer up to the seawater. The experiments were carried out at lab scale using a sandbox with glass beads and two attached chambers containing natural groundwater and seawater. The study focused on the transport behaviour of heavy metals such as copper, zinc and lead i...
Autori: Abdelkader Tawfeek Ahmed
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28111

ADSORPTION OF Fe, Mn AND Cd IN CARBONATE-RICH CLAYEY SOILS AND ASSESSMENT OF ENVIRONMENTAL EFFECTS
Environmental Engineering and Management JournalVol. 18Nr. 12
Aim of the study is to determine Fe, Mn and Cd adsorption in the carbonate-rich clayey soils and to assess their environmental impacts. Soil samples represented a carbonate-rich clayey soil (Isaoren), carbonate-rich soil (Maşuk) and clayey soil (Aşık) was obtained from three different villages in Sanliurfa, southeast of Turkey. Adsorption studies were carried out with batch method. The maximum Fe, Mn and Cd adsorption was found on Isaoren, Maşuk and Aşık soils with ...
Autori: Ayse Dilek Atasoy
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28116

ASSESSMENT OF AVERAGE CONTRIBUTIONS OF POINT AND DIFFUSE POLLUTION SOURCES TO NITRATE CONCENTRATION IN GROUNDWATER BY NONLINEAR REGRESSION
Environmental Engineering and Management JournalVol. 19Nr. 1
Different anthropogenic influences and irresponsible actions pollute all the components of the environment and groundwater is no exception. Nitrates, which are one of the most common groundwater contaminants, come from different sources and they are not always easily detectable. The paper presents a study of a groundwater quality at the Varaždin wellfield in the north part of Croatia. The nitrate concentration at this location has been above the maximum allowed concentration for several decades...
Autori: Marko Å rajbek
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28140

BUILDING INFORMATION MODELING APPLICATION FOR GROUNDWATER RECHARGE: DEVELOPMENT OF MULTIPLE STRUCTURES
Environmental Engineering and Management JournalVol. 19Nr. 6
Globally the researchers are identifying the new ways for better urban sustainability. One major issue in the current world is the lack of fresh water availability in cities due to rapid increase in the population. To meet water requirement, scientist are exploring different ways to enhance the groundwater recharge capacity. One such solution is the use of building information modelling (BIM) technology to identify multiple structures that can be constructed to provide the potential recharge. T...
Autori: Ahsen Maqsoom
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28218

RESPONSES OF SHALLOW GROUNDWATER SYSTEM TO DIFFERENT WATER-SAVING PRACTICES IN TYPICAL IRRIGATION AREA IN NORTHWEST CHINA
Environmental Engineering and Management JournalVol. 19Nr. 9
The Jinghui Canal Irrigation District (JCID) is a highly productive agricultural area of Shaanxi province, China. Because of severe water scarcity, implementing water-saving renovation practices for agricultural sustainability is necessary. To determine the influence of different water saving practises on the shallow groundwater system in the JCID, ArcGIS and Processing MODFLOW are used to simulate changes in shallow groundwater in the irrigated farmland in this area. The results show that field...
Autori: Fenggang Dai
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28278

APPROPRIATE SOLUTIONS FOR WASTEWATER REUSE IN AGRICULTURE: A PILOT PLANT IN RAFAH, GAZA STRIP
Environmental Engineering and Management JournalVol. 19Nr. 10
Water supply represents a constant worldwide challenge for people and authorities. This issue is significantly severe in semiarid regions such as Gaza Strip, where groundwater constitutes the only fresh water source. Furthermore, Gaza Strip area suffers from water scarcity due to the decrease in water recharge and a constantly groundwater over-pumping, along with seawater intrusion, which cause serious problems in fresh water supply. Treated wastewater reuse represents a sustainable approach to...
Autori: Alessandra Bonoli
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28288

FIELD APPLICATION OF A REAGENT FOR IN SITU CHEMICAL REDUCTION AND ENHANCED REDUCTIVE DICHLORINATION TREATMENT OF AN AQUIFER CONTAMINATED WITH TETRACHLOROETHYLENE (PCE), TRICHLOROETHYLENE, 1,1-DICHLOROETHYLENE, DICHLOROPROPANE AND 1,1,2,2-TETRACHLOROETHANE
Environmental Engineering and Management JournalVol. 19Nr. 10
Groundwater at an abandoned industrial area near Bergamo, Italy, was historically contaminated by tetrachloroethylene (PCE) (>100 μg/L) and, to a lesser extent, by trichlorethylene (TCE), dichloropropane (DP) and 1,1,2,2-tetrachloroethane (R-130). A liquid reagent (EHC® Liquid) was selected for remediation of groundwater at the site. The reagent is provided in two parts: EHC® Liquid Mix (a soluble organo-iron salt), and ELS® Microemulsion (a lecithin-based carbon substrate), a...
Autori: Alberto Leombruni
ISSN: 1843 - 3707
http://www.ecozone.ro/reviste.php?RID=28300

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