搜索结果: 1-15 共查到“环境工程学 groundwater”相关记录19条 . 查询时间(0.046 秒)
Dynamic assessment of pollution risk of groundwater source area in Northern China
Dynamic Groundwater pollution risk assessment Groundwater source area
2018/3/23
Based on the dynamic analysis and research of pollution risk of groundwater sources, this paper creates the dynamic assessment method of pollution risk of groundwater source area under the theory of “...
Evaluation of groundwater quality and pollution in Daqing Oilfield
Daqing Oilfield Groundwater quality Groundwater pollution Evaluation
2018/3/23
Daqing Oilfield is located in the northeast of Songnen Plain in Daqing City, Heilongjiang Province, which is a petrochemical industry gathering place based on petroleum refining, chemical industry, ch...
West Virginia groundwater not affected by fracking, but surface water is
West Virginia groundwater not affected by fracking surface water is
2017/4/27
Fracking has not contaminated groundwater in northwestern West Virginia, but accidental spills of fracking wastewater may pose a threat to surface water in the region, according to a new study led by ...
Comparison of the Groundwater Quality in the West Tahta Area, Upper Egypt in 1989 and 2011
Under Groundwater Withdrawal West Tahta Evaluation of Groundwater
2013/3/12
Egypt is characterized by arid climate with rare rainfall that means surface water. The River Nile is the main source of water supply. The study area is located in Upper Egypt in the western desert. T...
Lab-Scale Performance Evaluation of Vertical Flow Reed Beds for the Treatment of Chlorobenzene Contaminated Groundwater
Organochlorine Constructed Wetlands Phytoremediation Bioaugmentation Micropollutants
2013/3/11
Chlorinated Benzenes (CBs) that were released into the environment contaminate groundwater at many existing and former industrial sites. A research program was initiated to investigate the ecoremediat...
Arsenic Polluted Groundwater and Its Countermeasures in the Middle Basin of the Ganges, Uttar Pradesh State, India
Arsenic Contamination Ganges Groundwater Soil Mechanism Removal
2013/3/11
The arsenic contamination of groundwater in Uttar Pradesh State was first recognized in 2003 and is now seen at 20 Districts out of 70 Districts. University of Miyazaki has performed the arsenic mitig...
Chlorite—source of arsenic groundwater pollution in the Holocene aquifer of Bangladesh
arsenic contaminated groundwater chlorite goethite XAS μ-XRF SEM TEM
2017/4/11
Three basic minerals, biotite, chlorite and amphibole, were mineralogically and chemically examined to specify primary
host phase(s) of As in the aquifer sediments and verify the formation mechanism ...
Nanofiltration Technology for Toxic or Harmful Ions Removal from Groundwater: Characteristics and Economic Analysis
Nanofiltration Economic Analysis Toxic or Harmful Ions Groundwater
2013/3/11
Nanofiltration (NF) membrane can efficiently remove the ions from groundwater, especially for high valence ions. Results show that the removal rate of fluoride was approximately 67% by the NF system, ...
The Volatilization of Pollutants from Soil and Groundwater: Its Importance in Assessing Risk for Human Health for a Real Contaminated Site
Human Health Risk Assessment Volatilization Models Soil Contamination Groundwater Contamination Cancer Risk Hazard Index
2013/3/13
Pollution of different elements (air, water, soil and subsoil) resulting both from accidental events and from ordinary industrial and civil activities causes negative effects on the human health and o...
Soil Aquifer Treatment as a Tool for Sustainable Groundwater Use in Hanoi/Vietnam
Groundwater Withdrawal Groundwater Recharge Land Subsidence Settlements
2013/3/12
Due to the subtropical climate the average annual precipitation in Vietnam is high. Nevertheless it is observed that groundwater levels in the capital Hanoi have decreased dramatically. As a consequen...
Proximal Input of Polynuclear Aromatic Hydrocarbons (PAHs) in Groundwater Sources of Okrika Mainland, Nigeria
Carcinogenic Polynuclear Aromatic Hydrocarbons Groundwater Gas Chromatography Okrikamainland
2013/3/12
The Port Harcourt Refinery Company situated at Okrika Mainland discharges its effluent into the Creeks surrounding this coastal land. The current study examined the presence of polynuclear aromatic hy...
Groundwater Pollution Due to Pesticides and Heavy Metals in North West Bank
Pesticides Groundwater Pollution Water Quality West Bank
2013/3/12
This study aims at determining the quantitative effect of pesticides including 2, 4-D dichlorphenoxy acetic acids, Paraquat, Atrazine (2-chloro-4-ethylamino-6-isopropylamino-striazine), and MCPP 2-(2-...
Application of Artificial Neural Networks Model as Analytical Tool for Groundwater Salinity
Groundwater Salinity Artificial Neural Networks Modeling Analytical Tool
2013/3/12
The main source of water in Gaza Strip is the shallow coastal aquifer. It is extremely deteriorated in terms of salinity which influenced by many variables. Studying the relation between these variabl...
Estimation of Residence Times and Recharge Area of Groundwater in the Moulares Mining Basin by Using Carbon and Oxygen Isotopes (South Western Tunisia)
Carbon and Oxygen Isotopes Residence Time Paleo-Recharge South-Western Tunisia
2013/3/13
Radiogenic carbon (14C) of the DIC (Dissolved Inorganic Carbon) and oxygen-18 were used to understand the hydro- dynamic functioning of the multilayer aquifer system in the Moulares mining basin, sout...
Analysis of Groundwater for Potability from Tiruchirappalli City Using Backpropagation ANN Model and GIS
Groundwater Quality ANN Ec TDS Sulphates pH Tiruchirappalli
2013/3/13
Monitoring groundwater quality by cost-effective techniques is important as the aquifers are vulnerable to contamination due to point sources and non point sources. This paper presents Artificial neur...