搜索结果: 16-30 共查到“理学 groundwater”相关记录281条 . 查询时间(0.062 秒)
Effects on the groundwater levels of the May-June 2012 Emilia seismic sequence
Groundwater processes Groundwaters Seismic effects Water level Hydrology
2015/8/26
A variety of phenomena were observed in the groundwaters in concomitance with the May-June 2012 seismic sequence that occurred in the Emilia Romagna area. In particular, phreatic wells close to the ep...
VLF-EM and VES: an application to groundwater exploration in a Precambrian basement terrain SW Nigeria
Electromagnetic (VLF-EM) Hard rock environment Groundwater development Layer resistivity Bed thickness mappingss mapping
2015/8/17
In a hard rock environment with surface or near surface expression of outcrops, the use of VES only becomes difficult due to its associated problems and limitations. However, the use of VLF-EM becomes...
Groundwater Quality and Vulnerability Mapping of an Unconfined Coastal Aquifer
vulnerability index Chennai India
2015/8/14
Groundwater quality mapping is very essential to identify regions where groundwater is suitable for various uses. A study of the vulnerability of groundwater for pollution in a region is required as i...
Studies on Major Ion Chemistry and Hydrogeochemical Processes of Groundwater in Port Harcourt City, Southern Nigeria
Groundwater Port Harcourt City Nigeria
2015/8/14
Of recent, the rapid deterioration of groundwater quality in Port Harcourt, Southern Nigeria due to unregulated exploitation resulting from increasing growth in the oil and gas production activities h...
Groundwater Flow Model and Particle Track Analysis for Selecting Water Quality Monitoring Well Sites,and Soil Sampling Profiles
Mechanic villages heavy metals modelling pollution studies Imo River basin
2015/8/14
Researchers often use only surface drainage (imperical method) as a tradition to locate sites for installation of water quality monitoring wells, and soil sampling profile for pollution studies in urb...
Evaluating Groundwater Potential of a Hard-rock Aquifer Using Remote Sensing and Geophysics
Groundwater remote sensing geophysics well-yield
2015/8/14
Water constitutes one of the sensitive environmental parameters of the hydrological processes. Therefore, the study of water resources exploitation sustainable to the environment is important. Water r...
An investigation of groundwater condition using geoelectrical resistivity method: A case study from some parts of Kaushambi district (U.P.) India
Groundwater Vertical Electrical Sounding VES Resistivity
2015/8/14
Twelve Vertical Electrical Sounding (VES) were carried out using Schlumberger configuration in parts of Kaushambi district (latitude 25o 15' 8'' and 25o 39' 55'' N. and longitude 81o 17' 5'' and 81o 3...
Application of an artificial neural network to estimate groundwater level fluctuation
groundwater level fluctuation estimating artificial neural network back propagation algorithms radial basis function MATLAB
2015/8/13
This paper examines and compares the capability of an artificial neural network (ANN) with five different backpropagation (BP) algorithms, namely Gradient descent with momentum (GDM), Gradient descent...
Spatial Variability and Prediction Modeling of Groundwater Arsenic Distributions in the Shallowest Alluvial Aquifers in Bangladesh
Arsenic Bangladesh distribution spatial variability semivariogram prediction models
2015/8/13
Elevated arsenic in groundwater is the greatest environmental problem in Bangladesh. Spatial variability of arsenic in groundwater has been examined by semivariogram analysis that revealed high degree...
Kriging of Groundwater Levels – A Case Study
Geostatistics Groundwater levels Semivariogram Kriging India
2015/8/11
In this paper, application of the spatial statistical technique, kriging, for the spatial analysis of groundwater levels is shown. The data set consists of groundwater levels measured at about 60 poin...
Groundwater resources evaluation in the Piedmont zone of Himalaya, India, using Isotope and GIS techniques
piedmont Himalayan foothill region Tritium Tagging Technique isotopic techniques
2015/8/11
Integrated geohydrological, isotopes and Geographical Information System (GIS) techniques have been used to delineate groundwater resources potential in the Piedmont zone of Himalayan foothill region,...
Model the effect of four artificial recharge dams on the quality of groundwater using geostatistical methods in GIS environment,Oman
artificial recharge TDS Total Dissolved Solid GPI Global Polynomial Interpolation IDW Inverse Distance Weighting TSA Trend Surface Analysis Kriging geostatistical analysis
2015/8/11
The geostatistical techniques of GPI, IDW and Kriging were applied in order to evaluate the use of these statistical approaches in GIS environment to examine artificial recharge dams and its effect on...
A large-scale simulation model to assess karstic groundwater recharge over Europe and the Mediterranean
Europe and the Mediterranean large-scale simulation
2015/8/6
Karst develops through the dissolution of carbonate rock and is a major source of groundwater contributing up
to half of the total drinking water supply in some European
countries.ate rock and is a ...
An investigation of groundwater condition by geoelectrical resistivity method:A case study in Korin aquifer,southeast Iran
Resistivity groundwater aquifer electrical sounding Iran
2015/8/6
The Korin basin is located in Sistan and Baluchestan Province in the southeast of Iran. Rapid agricultural development in this basin has caused increase on demand for water supply. The basin is charac...
Modeling Groundwater Flow for the Delineation of Wellhead Protection Area around a Water-well at Nachole of Bangladesh
Groundwater Flow Modeling Zone of Contribution Zone of influence Wellhead Protection Area
2015/8/6
Delineation of wellhead protection area is an important component of groundwater contamination protection strategy to prevent probable environmental and health hazards. Modeling of ground water infilt...
