Results 51 to 60 of about 33,289 (216)

Quantification of hydrogeological parameters by geophysical methods

open access: yes3rd EEGS Meeting, 1997
Within hydrogeological exploration, geophysical methods have a significant role in solving following problems: - possibilities of safe analyses of aquifer geometry and structural properties; - monitoring of aquifer contamination by mineral and organic deposits; - defining relevant indications on a hanging-wail permeability characteristics and aquifer ...
openaire   +2 more sources

Geotechnical Parameters for Explotation Hydrogenous Uranium Deposits in Mongolia [PDF]

open access: yes, 2014
The parameters of the opening for explotation hydrogenic uranium deposits in Mongolia and recommendations on the technology for their ...
Bat-Ochir, B   +3 more
core  

A double scale methodology to investigate flow in karst fractured media via numerical analysis. The Cassino plain case study (Central Apennine, Italy) [PDF]

open access: yes, 2018
A methodology to evaluate the hydraulic conductivity of the karstmedia at a regional scale has been proposed, combining pumping tests and the hydrostructural approach, evaluating the hydraulic conductivity of fractured rocks at the block scale ...
Lancia, M., Petitta, M., Saroli, M.
core   +3 more sources

UNICEF IWASH Project, Northern Region, Ghana : an adapted training manual for groundwater development [PDF]

open access: yes, 2011
This report is an adapted training manual, with specific best practice recommendations for groundwater development practitioners working in the Northern Region, Ghana.
Beamish, D.   +3 more
core  

Groundwater data management by water service providers in peri-urban areas of Lusaka [PDF]

open access: yes, 2016
Groundwater management by water service providers in Lusaka, Zambia, includes borehole siting, drilling and on-going monitoring. Semi-structured interviews were conducted with Lusaka Water and Sewerage Company (LWSC) and devolved Water Trust managers, in
Nussbaumer, David   +2 more
core   +2 more sources

Numerical modelling in support of a conceptual model for groundwater flow and geochemical evolution in the southern Outaouais Region, Quebec, Canada [PDF]

open access: yes, 2017
A two-dimensional vertical-section numerical model for groundwater flow and transport using age, tritium and chloride was used to help validate a conceptual model of geochemical evolution within a representative regional-scale hydrogeological system in ...
Lemieux, Jean-Michel   +2 more
core   +1 more source

Integrated analysis of geofiltrational parameters in the context of underground coal gasification relying upon calculations and modeling [PDF]

open access: yes, 2018
Objective of the paper is to substantiate and implement the integrated approach aimed at the studies of filtration and mass-transfer processes within roof rocks of coal seams in the context of their underground ...
Dereviahina, Nataliia   +7 more
core   +1 more source

Sweet-spot prediction about coalbed methane development in the areas with complex hydrogeological conditions

open access: yesMeikuang Anquan
In the area with complex hydrogeological conditions, the water abundance of surrounding rock and the amount of replenishment to the coal seam is of an important impact on the propagation speed of pressure in the coal seam during drainage, and are the key
Yafei ZHANG   +4 more
doaj   +1 more source

Preliminary hydrogeological characterization of an evaporite karst area (province of Cordoba, South Spain) [PDF]

open access: yes, 2015
The northern sector of the Subbetic Domain in the Betic Cordillera is formed by an olistostrome unit known as the Chaotic Subbetic Complex (CSC). This megabreccia is basically made of Triassic (Keuper) clays and evaporites (gypsum, anhidrite and halite)
Almecija, Carmen   +10 more
core  

Effect of volcanic dykes on coastal groundwater flow and saltwater intrusion : a field-scale multiphysics approach and parameter evaluation [PDF]

open access: yes, 2017
Acknowledgments This research was primarily based on research grant‐aided by the Irish Department of Communications, Energy and Natural Resources under the National Geoscience Programme 2007–2013.
A. González-Quirós   +79 more
core   +3 more sources

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