Showing 201 - 220 results of 306 for search '"aquifer"', query time: 0.05s Refine Results
  1. 201

    Water loss in transit in an intermittent river in brazilian semi-arid by Cristian Epifanio Toledo, Emanuelly de Moura Silva Almeida, Alexandre Vicente Lopes Neto, Thályta Lharyssa Gonçalves Rodrigues Gonçalves Rodrigues Silva, Filipe Augusto Rodrigues Santos

    Published 2018-10-01
    “…Riverwater often comes into contact with the underground flow in aquifers. When this contact occurs, the river and aquifer are considered to be hydraulically connected. …”
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  2. 202

    Simulation of the Hydrological Components of Dez River Basin by the classification of Land Use Categories Using SUFI-2 Algorithm by Elaheh Asgari, Mohammad Baaghideh, Majid Hosseini, Alireza Entezari, Asghar Kamyar

    Published 2021-12-01
    “…The results of the model showed that the areas with forest use share the highest contribution to aquifer nutrition, and the barren lands have the highest surface runoff. …”
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  3. 203

    Effects of Different Penetration Patterns on a Fault during Underground Fluid Injection by Xiaochen Wei, Qi Li, Xiaying Li, Zhiyong Niu, Xiangjun Liu, Lixi Liang

    Published 2019-01-01
    “…Relatively impermeable faults with less contact with the target aquifer make higher effective lateral reservoir transmissivity and lower effective vertical reservoir transmissivity, which would mitigate the risk of caprock failure and the magnitude of the induced seismicity.…”
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  4. 204

    Research on a Numerical Simulation and Prediction Model of Floor Mining Failure Depth in the Chenghe Mining Area by Ang Li, Qian Mu, Wenzhong Zhang, Chaoyang Liu, Feng Wang, Lin Mou

    Published 2020-01-01
    “…The reliability and rationality of the models are further verified, thus providing a reference for future mining operations under safe aquifer water pressure conditions in the Weibei coalfield.…”
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  5. 205

    Hydrogeology and Hydrogeochemistry of the Lauria Mountains Northern Sector Groundwater Resources (Basilicata, Italy) by Filomena Canora, Giovanna Rizzo, Simona Panariello, Francesco Sdao

    Published 2019-01-01
    “…The analysis, in all studied groundwater samples, shows that the facies groundwater type is Ca–HCO3, bicarbonate is the dominant anion, and calcium is the dominant cation with appreciable magnesium concentrations. To identify the aquifer’s recharge areas, the environmental stable isotopes oxygen and hydrogen, deuterium, and 18O were analysed. …”
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  6. 206

    Physical Simulation of the Water-Conducting Fracture Zone of Weak Roofs in Shallow Seam Mining Based on a Self-Designed Hydromechanical Coupling Experiment System by Hao Zha, Weiqun Liu, Qinghong Liu

    Published 2020-01-01
    “…Due to inappropriate mining practices, water-conducting fracture zones can develop in an aquifer, not only destroying the surface-water environment but also causing water inrush, even hurting or killing workers. …”
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  7. 207

    Land drainage functioning and hydrological impacts in rural catchments: model development and field experiments by Zimmer, Daniel, Tournebize, Julien, Bouarfa, Sami, Kao, Cyril, Lesaffre, Benoît

    Published 2023-01-01
    “…We also demonstrate that these drain flow rates are a function of the level of water replenishment in the system (classically the water table elevation), of the recharge intensity of the aquifer and of a buffer function related to the swelling or deflation of the water table shape during recharge events. …”
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  8. 208

    Groundwater Storage Estimation in the Saskatchewan River Basin Using GRACE/GRACE-FO Gravimetric Data and Machine Learning by Mohamed Hamdi, Anas El Alem, Kalifa Goita

    Published 2025-01-01
    “…The study area was classified into three zones of different aquifer potentials (low, medium, and high) using a combination of remote sensing data and the Classification and Regression Trees (CART) approach. …”
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  9. 209

    Seismic Methods in Geothermal Water Resource Exploration: Case Study from Łódź Trough, Central Part of Poland by Tomasz Maćkowski, Anna Sowiżdżał, Anna Wachowicz-Pyzik

    Published 2019-01-01
    “…., the seismic survey used in studies of geothermal aquifers. The following paper presents the opportunities provided by seismic methods applied to studies of geothermal resources in the central Poland where the geothermal waters are reservoired in both the Lower Cretaceous and the Lower Jurassic sedimentary successions. …”
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  10. 210

    New Understanding of Transient Pressure Response in the Transition Zone of Oil-Water and Gas-Water Systems by Wenbin Xu, Zhihui Liu, Jie Liu, Yongfei Yang

    Published 2018-01-01
    “…This is particularly true when transient pressure is derived during the field development phase, for example, from permanent down-hole gauge (PDG), where outer boundary condition such as an active aquifer with a transition zone above it plays a big role in dominating the late time pressure response. …”
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  11. 211

    Monitoring studies of the ecological and hydrogeochemical situation in the zone of influence of technogenic objects of the mining and industrial complex of the Kalush-Holyn Potash... by E. Kuzmenko, S. Bagriy, I. Chepurnyi, T. Chepurna

    Published 2024-12-01
    “…The research stages included the systematisation of monitoring data for 2021-2023, the creation of digital cartographic layers and attribute databases with quantitative data on groundwater chemical composition, geoinformation modelling, and the development of salinisation maps of the Kalush mining and industrial region and the dynamics of the aquifer salinisation. In 2023, hydrogeochemical studies were conducted in the Kalush mining and industrial region with the collection of 25 samples from observation wells, the Dombrovskyi Quarry, sludge accumulators, and the Limnytsia River. …”
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  12. 212

    Evaluation of the performance of Satellite photographs Corona , Hexagon and Aster images in preparing the map of the boundary and coastline of zaribar Lake and extracting the amoun... by Hedayat Sheikh Ghaderi, abdulsalam ‪aminpour, Parviz Ziaeian Firoozabadi

    Published 2024-03-01
    “…The above results showed that Zaribar Lake decreased by 6.5% from 1969 to 2019 and the findings have a high correlation with the product of the ester aquifer. In general, the findings of this study show the potential of using digital image processing methods for corona and hexagon data to monitor and detect changes in lakes.…”
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  13. 213

    Effect of Irrigation to Winter Wheat on the Radiation Use Efficiency and Yield of Summer Maize in a Double Cropping System by Li Quanqi, Chen Yuhai, Zhou Xunbo, Yu Songlie, Guo Changcheng

    Published 2012-01-01
    “…In north China, double cropping of winter wheat and summer maize is a widely adopted agricultural practice, and irrigation is required to obtain a high yield from winter wheat, which results in rapid aquifer depletion. In this experiment conducted in 2001-2002, 2002-2003, and 2004-2005, we studied the effects of irrigation regimes during specific winter wheat growing stage with winter wheat and summer maize double cropping systems; we measured soil moisture before sowing (SMBS), the photosynthetic active radiation (PAR) capture ratio, grain yield, and the radiation use efficiency (RUE) of summer maize. …”
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  14. 214

    Contribution of the dynamic visualization of a 3D hydrogeological conceptual model to the participatory management of groundwater resources by Malard, Arnauld, Dörfliger, Nathalie, Jeannin, Pierre-Yves, Laube, Silvan

    Published 2022-10-01
    “…In order to increase the understanding of dynamic hydrogeological processes, a flow animation module (FAM) has been developed within Visual KARSYS (https://www.visualkarsys.com/); a web tool dedicated to 3D conceptual modelling of complex aquifers. Concepts and principles of 3D conceptual models and of the new FAM are presented and discussed in this paper with an application to a volcanic aquifer in Indonesia.…”
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  15. 215

    On the computation of the Basal Envelope Surface of Talwegs using the Analytic Element Method by Le Moine, Nicolas

    Published 2022-10-01
    “…., 2011]), or groundwater level interpolation in low-conductivity aquifer systems. In this study we propose an alternate definition of this large-scale base level concept introduced by [Wyns et al., 2004], namely the Basal Envelope Surface of Talwegs (BEST) and the associated Height Above the Basal Envelope Surface of Talwegs (HABEST), along with a procedure to compute it using the Analytic Element Method (AEM). …”
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  16. 216

    Performance Assessment of a Permeable Reactive Barrier on Reducing Groundwater Transport of Nitrate from an Onsite Wastewater Treatment System by Charles P. Humphrey Jr., Guy Iverson, Mike O’Driscoll

    Published 2025-01-01
    “…The implemented PRB directly influences the sampling results from a monitoring well, but it is not necessarily confirmed that it intercepts the entire groundwater flow or fully prevents aquifer contamination. To confirm this, additional monitoring wells would need to be installed. …”
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  17. 217

    Risk Assessment of Water and Sand Inrush in Mining under Thick Loose Layer Based on Comprehensive Weight-Cloud Model by Wenquan Zhang, Xintao Wu, Xunan Wu, Yu Lei, Jianli Shao, Zaiyong Wang

    Published 2023-01-01
    “…Seven factors are selected as indexes: the aquifer thickness, the thickness ratio of sand layer to clay layer, the thickness of bottom clay layer, the coal seam thickness, the percentage of core recovery, the geological structure, and the bedrock thickness. …”
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  18. 218

    The Dependence of Water and Gas Breakthrough on the Choice of Model Parameters in Naturally Fractured Reservoirs Using Sector and Full Reservoir Models by Barham Sabir Mahmood, Mohammed Jamal Awl, Farhad Abdulrahman Khoshnaw

    Published 2024-05-01
    “…Other factors, such as aquifer size and WOC, show a moderate impact on water and gas breakthrough as well as final recovery. …”
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  19. 219

    Study on the Migration Law of Overlying Strata on the Working Surface of Large Mining Height in Y.C.W Coal Mine by Hongtao Liu, Tianhong Huo, Yang Liu, Zhou Han, Zijun Han, Wanliang Liang

    Published 2022-01-01
    “…In this paper, theoretical calculation, numerical simulation, and similar simulation are used to study the distribution characteristics, migration, and fracture law of key strata in the overlying strata of 130204 working face of Y.C.W coal mine and the relationship between the development height of water flowing fractured zone and the spatial position of weak aquifer. The theoretical calculation results show that there are “one main two sub” key strata in the overlying strata of 130204 working face, which play an important role in controlling rock movement. …”
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  20. 220

    Behaviour of Tritium and Tritiogenic Helium in Freshwater Lens Groundwater Systems: Insights from Langeoog Island, Germany by Vincent E. A. Post, Georg J. Houben, Leonard Stoeckl, Jürgen Sültenfuß

    Published 2019-01-01
    “…Under favourable conditions, 3H from seawater can penetrate deep into the offshore part of the aquifer and has potential to be used as a tracer to study saltwater circulation patterns. …”
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