Showing 841 - 860 results of 919 for search '"groundwater"', query time: 0.09s Refine Results
  1. 841

    Forecasting Different Types of Droughts Simultaneously Using Multivariate Standardized Precipitation Index (MSPI), MLP Neural Network, and Imperialistic Competitive Algorithm (ICA) by Pouya Aghelpour, Vahid Varshavian

    Published 2021-01-01
    “…MSPI was calculated in 5-time windows of the multivariate drought, including MSPI3–6 (drought in perspectives of soil moisture and surface hydrology simultaneously), MSPI6–12 (hydrological and agricultural droughts simultaneously), MSPI3–12 (soil moisture, surface hydrology, and agricultural droughts simultaneously), MSPI12–24 (drought in perspectives of agriculture and groundwater simultaneously), and MSPI24–48 (socio-economical droughts). …”
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  2. 842

    Safety and efficacy of a feed additive consisting of chromium propionate (KemTRACE™ chromium) for all growing poultry species (KEMIN EUROPA N.V) by EFSA Panel on Additives and Products or Substances used in Animal Feed (FEEDAP), Roberto Edoardo Villa, Giovanna Azimonti, Eleftherios Bonos, Henrik Christensen, Mojca Durjava, Birgit Dusemund, Ronette Gehring, Boet Glandorf, Maryline Kouba, Marta López‐Alonso, Francesca Marcon, Carlo Nebbia, Alena Pechová, Miguel Prieto‐Maradona, Ilen Röhe, Katerina Theodoridou, Jaume Galobart, Maria Vittoria Vettori, Jordi Ortuño, Fabiola Pizzo, Jordi Tarrés‐Call

    Published 2025-01-01
    “…The Panel considered that the use of the microtracer as proposed in the conditions of use would not introduce safety concerns for the target animals, the consumers and terrestrial environmental compartment, but no conclusion could be made for the groundwater. The microtracer should be considered a dermal and respiratory sensitiser. …”
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  3. 843

    Microscopic Mechanism Affecting Shear Strength in Lignin-Treated Loess Samples by Wei Liu, Juan Wang, Gaochao Lin, Li Wen, Qian Wang

    Published 2019-01-01
    “…China’s Loess Plateau comprises a type of soil (loess) with a large pore structure that can collapse and become unstable when exposed to groundwater. Conventional valley fill materials include remolded loess or remolded loess treated with cement, lime, gypsum, or other stabilizing additives. …”
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  4. 844

    Variation Characteristics of the Main Hydrochemical Indexes in Typical Subterranean Rivers in the South China Karst Region Based on Curve Fitting by Shuyi Liu, Chuan Liang, Lina Wang, Lingwei Zeng, Chunyi Wang

    Published 2019-01-01
    “…This study aims to provide a basis for the management of karst areas and the improvement of groundwater quality by evaluating geochemical processes.…”
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  5. 845

    Assessment of Acid Mining Drainage (AMD) Formation in the Ore Stock and Waste Dam Reservoir Areas: An example of Gümüşhane by Enver Akaryalı, Mehmet Ali Gücer, Selçuk Alemdağ

    Published 2018-06-01
    “…AMD describes the formation of acid when sulphide-bearing (especially pyrite, pyrrhotite and chalcopyrite) mine wastes are exposed to oxidising conditions, typically in the presence of air (oxygen) and water, due to groundwater, rain and run-off. In this study, processes have been carried out to determine the occurrence of AMD in the ore stock and waste storage areas of the Gümüştaş Mining. …”
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  6. 846

    A scoping review on the association between early childhood caries and life on land: The Sustainable Development Goal 15. by Morẹ Nikẹ Oluwátóyìn Foláyana, Robert J Schroth, Duangporn Duangthip, Ola B Al-Batayneh, Jorma I Virtanen, Ivy Guofang Sun, Arheiam Arheiam, Carlos A Feldens, Maha El Tantawi

    Published 2024-01-01
    “…The other reported that excessive calcium was associated with the presence of compounds increasing groundwater acidity that had an impact on human health, including caries. …”
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  7. 847

    Assessment of runoff composition and residence time using stable isotopes and hydrochemical characteristics in Urumqi River Basin, northwest China by Siqi Wu, Fang Feng, Shuang Jin, Zhongqin Li, Michael A. Urban, Qiaohua Huang, Qiannian Shi

    Published 2025-02-01
    “…Using the end-member mixing analysis (EMMA), it was calculated that the contribution ratios of ice and snow meltwater, atmospheric precipitation and groundwater to runoff were as follows: 3.81 %, 60.45 %, 35.75 % in spring; 28.99 %, 15.42 %, and 55.59 % in summer; and 22.72 %, 3.34 %, and 73.94 % in autumn. …”
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  8. 848

    Research on wireless monitoring system for internal temperature field of coal gangue mountain by Xiaofei Liu, Chunhao Liang, Jifa Qian, Xiaolin Li, Xuemei Li, Baoli Li, Guang Xu, Bin Zhou

    Published 2025-02-01
    “…Additionally, the coal gangue that ignites spontaneously significantly pollutes the land and groundwater, causing serious risks to the health and safety of individuals living and working in the vicinity. …”
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  9. 849

    Evaluating combinations of rainfall datasets and optimization techniques for improved hydrological predictions using the SWAT+ model by Mahesh R. Tapas, Randall Etheridge, Thanh-Nhan-Duc Tran, Manh-Hung Le, Brian Hinckley, Van Tam Nguyen, Venkataraman Lakshmi

    Published 2025-02-01
    “…For the Cape Fear and Tar-Pamlico watersheds, the study highlighted SWAT+ 's challenges in predicting base flow for groundwater-driven systems and demonstrated the potential of optimization techniques to improve flow simulations despite poor satellite-gauge rainfall correlation. …”
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  10. 850

    Assessing the Role of Incubation Temperature as a Barrier to Successful Establishment of Coho Salmon (Oncorhynchus kisutch) in a Rapidly Warming Arctic by Elizabeth D. Lindley, Karen M. Dunmall, Peter A. H. Westley

    Published 2025-01-01
    “…We exposed embryos to temperatures previously recorded in the substrate of an Arctic groundwater spring‐fed spawning environment. Using a common garden experimental design, coho salmon embryos were exposed to treatments that thermally mimicked four spawning dates from August 1 to October 1 (AUG1, SEPT1, SEPT15, and OCT1). …”
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  11. 851

    Experimental Study on the Influence of Hydromechanical Boundary Conditions on Shear-Flow Coupling Characteristics of Granite Joints by Yangbing Cao, Yang Wu, Xiangxiang Zhang, Zhi Liu, Weiguo Gong, Zhenping Huang

    Published 2022-01-01
    “…The instability of jointed rock mass is usually the shear process of the rock mass along discontinuities under the influence of groundwater flow. By conducting laboratory tests and numerical experiments on the shear-flow coupling of rock joints under constant normal stiffness (CNS) and constant normal stress (CNL) boundary conditions, the influence of normal boundary conditions and seepage pressure on the shear mechanical and flow characteristics of joints were investigated. …”
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  12. 852

    A review of the effects of pharmaceutical pollutants on humans and aquatic ecosystem by Jaya Vinny Eapen, Sweety Thomas, Shelmi Antony, Paul George, Jayesh Antony

    Published 2024-08-01
    “…These pharmacological agents permeate diverse environmental niches, spanning groundwater, surface water, soils, and wastewater treatment facilities, exhibiting concentrations ranging from nanograms to grams per liter. …”
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  13. 853

    A U-Net-based denoising method for semi-airborne transient electromagnetic data and its application by Dong LIU, Hao FENG, Yongxin WANG, Xiaosheng ZHOU, Yuhong YAO, Huaifeng SUN

    Published 2025-01-01
    “…Objective and Methods The semi-airborne transient electromagnetic (SATEM) method, an efficient geophysical exploration technique, has been extensively applied to mineral resource exploration, groundwater surveys, and geothermal resource surveys. …”
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  14. 854

    Mechanism of Damage and Deterioration of Red Sandstone in South China under Different pH Treatments by Shuguang Zhang, Shutian Zhao, Jiaqi Liu, Zhifeng Liu, Dipeng Zhu, Yingbo Li

    Published 2024-01-01
    “…Groundwater in southern China region contains various chemical compositions. …”
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  15. 855

    PFAS contamination and mitigation: A comprehensive analysis of research trends and global contributions by Motasem Y.D. Alazaiza, Tharaa M. Alzghoul, Madhusudhan Bangalore Ramu, Salem S. Abu Amr, Mohammed F.M. Abushammala

    Published 2025-06-01
    “…Common PFAS compounds, particularly perfluorooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS), have been widely detected in various ecosystems, including surface water, groundwater, and soil. These substances pose significant risks to aquatic organisms and human health due to their persistence and potential for bioaccumulation. …”
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  16. 856

    The Great Vasyugan Mire of western Siberia: Hydrochemistry and greenhouse gas dynamics of peatland pools of the world’s largest mire by Sergey N. Vorobyev, Yuri Kolesnichenko, Ivan V. Krickov, Alexander E. Berezin, Sergey N. Kirpotin, Oleg S. Pokrovsky

    Published 2025-01-01
    “…This was consistent with an increase in autochthonous production and degree of connection to groundwater reservoirs. Annual emissions of C from peatland pools and lakes of the GVM are comparable to peat growth rate in the territory and exceed the lateral export of DOC by rivers. …”
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  17. 857

    Geotechnical investigations of lead-silver ore processing residues at the Auzelles site, Auvergne (France) by Diaka Sidibé, Mamadou Diallo, Ahmed Amara Konaté, Muhammad Zaheer

    Published 2024-09-01
    “…These mining wastes are typically placed on the surface and can cause geotechnical and geochemical disturbances, as well as contaminants in surface water (through runoff) and groundwater (through infiltration), thus posing environmental risks. …”
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  18. 858

    Lower grass stomatal conductance under elevated CO2 can decrease transpiration and evapotranspiration rates despite carbon fertilization by Sate Ahmad, Charilaos Yiotis, Weimu Xu, Jan Knappe, Laurence Gill, Jennifer McElwain

    Published 2024-10-01
    “…Reductions in ET from ryegrass‐dominated grasslands and pastures could increase soil moisture and groundwater recharge, potentially leading to increased surface runoff and flooding.…”
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  19. 859

    Assessing the salinization mechanisms of coastal brackish springs by Sanz, Esteban, Carrera, Jesús, Ayora, Carlos, Barón, Alfredo, González, Concha

    Published 2023-03-01
    “…In essence, they are typically assumed to consist of a karstic conduit bringing fresh groundwater that meets a saltwater conduit at a branching point, where the brackish mixture flows up to the spring mouth. …”
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  20. 860

    Developing Ecological Landscape Design Proposals Against Flood Susceptibility in Urban Areas: Antalya, Kemer Example by Onur Aksoy, Elif Altaş, Kamil Erken

    Published 2023-01-01
    “…With the proposed ecological landscape design approaches, the water flow will be regulated with plant-based applications, while the groundwater will be fed by increasing open green areas and permeable areas. …”
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