نتایج جستجو برای: hydrogeochemistry
تعداد نتایج: 224 فیلتر نتایج به سال:
Abstract Uranium (U) is formed by the interaction of groundwater in aquifer and surrounding rocks. The area chosen for this study a hard rock terrain various lithology South India, which releases U affect quality. Hence, was conducted to understand geochemistry temporal variations with respect saturation state minerals different seasons namely Pre-monsoon (PRM), Northeast monsoon (NEM), Southwe...
This study takes place in year of 2021 during the premonsoon and postmonsoon seasons twenty water samples were collected. Chemical factors like chloride, fluoride, sulphate, nitrate, phosphate measured samples. There is a significant difference anion dominance between pre- postmonsoonal (PRM POM) The following anions are HC</mtext...
Chromium (Cr)-contaminated tannery wastewater is a major environmental concern, especially in developing countries, such as Pakistan, due to its use for crop irrigation, resulting food-chain contamination and health issues. In this study, we explored the distribution, speciation, hydrogeochemical behavior risks of Cr collected from various tanneries Kasur district Punjab, Pakistan. Tannery samp...
introduction groundwater resources in arid-semiarid zones universally suffer from problems of over-abstraction and declining water tables. in addition to the issues related to quantity, degradation of groundwater quality now assumes major importance in the arid and semiarid regions. in such areas, natural factors such as the low precipitation, combined with high evapotranspiration, result in hi...
Knowledge about the relationship between microbial community structure and hydrogeochemistry (e.g., pollution, redox and degradation processes) in landfill leachate-polluted aquifers is required to develop tools for predicting and monitoring natural attenuation. In this study analyses of pollutant and redox chemistry were conducted in parallel with culture-independent profiling of microbial com...
[1] During the last decade one has witnessed an increasing interest in assessing health risks caused by exposure to contaminants present in the soil, air, and water. A key component of any exposure study is a reliable model for the space-time distribution of pollutants. This paper compares the performances of multi-Gaussian and indicator kriging for modeling probabilistically the spatial distri...
Knowledge about the relationship between microbial community structure and hydrogeochemistry (i.e., pollution, redox and degradation processes) in landfill leachatepolluted aquifers is required to develop tools for predicting and monitoring natural attenuation. In this study analyses of pollutant and redox chemistry were conducted in parallel with culture-independent profiling of microbial comm...
Important karstic aquifers exist in west and southwest of Iran. Mansour-Abad Karstic region is located in Shiraz, southwest of Iran. It supplies the drinking water for the whole area by 4 pumping water wells, some of which have water turbidity problem. The present research aims to assess the hydrogeochemistry and turbidity problem in the karstic water production wells. The EC varies between 703...
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