نتایج جستجو برای: piezometers
تعداد نتایج: 182 فیلتر نتایج به سال:
The immense dependence of the growing population on groundwater has resulted in depletion at a fast pace can be seen nowadays. Identifying potential zone proved as an aid to provide insight decision-makers and local authorities for planning purposes. This study evaluated delineation zones using integrated remote sensing GIS approach. Various thematic layers such geology, geomorphology, lineamen...
This paper focuses on the study of Vögelsberg landslide located in municipality Wattens (Tyrol, Austria), which reactivated 2016, causing damages to nearby buildings and infrastructures. Since date reactivation, a modern monitoring system has been implemented with installation in-situ geodetic automated tracking total stations (ATTS), an inclinometer two piezometers. Here, we describe distincti...
A rainfall-induced deep large landslide occurred on March 12, 2012, in the city of Azazga (Northern Algeria), causing heavy damages to residential buildings and public infrastructures. In this work, we investigate inventory mapping, deformation characteristics, controlling factors, failure mechanisms based field investigation, aerial photographs satellite images interpretation, boreholes equipp...
Coastal waters are severely threatened by nitrogen (N) loading from direct groundwater discharge. The subterranean estuary, the mixing zone of fresh groundwater and sea water in a coastal aquifer, has a high potential to remove substantial N. A network of piezometers was used to characterize the denitrification capacity and groundwater flow paths in the subterranean estuary below a Rhode Island...
The rheology of Earth’s mantle is a complex function that depends on, at least, temperature, pressure, stress, grain size, and water content. Understanding this functionality is of fundamental importance in mantle dynamics, but constraints from laboratory experiments entail considerable extrapolation. Here we propose a new observational approach based on a unique tectonic setting of the Kaapvaa...
Delineating hydrologic and pedogenic factors influencing groundwater flow in riparian zones is central in understanding pathways of water and nutrient transport. In this study, we combined two-dimensional time-lapse electrical resistivity imaging (ERI) (depth of investigation approximately 2 m) with hydrometric monitoring to examine hydrological processes in the riparian area of FD-36, a small ...
Understanding the basic runoff processes in the Ethiopian highlands is vital for effective management and utilization of water resources and soil conservation planning. An important question for judging effectiveness of conservation practices is whether runoff is affected by ecology (mainly type of crop) or topography (landscape). A study was conducted in the 113 ha watershed of Maybar, located...
A landslide affecting two small villages located on the Northwestern Italian Apennines has been investigated since the year 2000 through the use of different equipment. A complex monitoring system has been installed in the area. The system includes several inclinometers, piezometers and a raingauge. An Automatic Inclinometric System (AIS) has been also installed that automatically performs meas...
A new hydrogeophysical approach was developed to reveal the spatial and temporal dynamic flow pathways inside a river corridor as well pattern of transient surface water groundwater (SW-GW) exchanges. Obtaining such information from traditional hydrological data remains challenge, both in terms accuracy validation. As there is no direct measurement these fluxes, estimating SW-GW exchanges frequ...
Abstract A large tank (1.4 m x 4.0 1.3 m) filled with medium-coarse sand was employed to measure evaporation rates from shallow groundwater at controlled laboratory conditions, determine drivers and mechanisms. To monitor the level drawdown 12 piezometers were installed in a semi regular grid equipped high precision water level, temperature, electrical conductivity (EC) probes. In each piezomet...
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