نتایج جستجو برای: karstification potential

تعداد نتایج: 1067894  

Journal: :Bulletin of the Geological Society of Greece 2021

Karst groundwater is an important natural resource for the water supply. The karst aquifer systems of Greece are developed within carbonate sedimentary (limestone, dolomite) and metamorphic rocks (marbles) contribute significantly to supply domestic irrigation use. They discharged through springs: submarine, coastal brackish inland freshwater springs. This review presents general characteristic...

Journal: :Geosciences 2023

Dissolved CO2 in karst water is the key driving force of karstification. Replenishment concentrations occurs by meteoric that percolates through vadose zone, where produced from microbial activity dissolved. can thus be transported with percolating or gas phase due to ventilation systems. We measured seasonally fluctuating air a cave and their influence on aqueous different depths stagnant colu...

Journal: :Environmental Earth Sciences 2023

Abstract One of the critical aspects when modeling groundwater flow in karstic aquifers is to estimate statistics size conduits, conjunction with connectivity karst conduit network. Statistical analysis can be performed on data gathered by speleologists, but a significant fraction networks not directly reachable, and therefore, resulting are incomplete. An alternative method evaluate inaccessib...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1392

a novel acrylic acid-functionalized fe3o4 magnetic nanoparticle with a core-shell structure was developed for utilization as a heterogeneous organosuperacid in chemical transformations. the structural, surface, and magnetic characteristics of the nanosized catalyst were investigated by various techniques such as transmission electron microscopy (tem), thermogravimetric analysis (tga), and ft-ir...

Journal: : 2021

Wadi Darnah is about 586 km2 and lies in the northern portion of Al Jabil AL Akhdar. The drains into Mediterranean Sea. present study incorporates a morphometric analysis by using remote sensing GIS techniques. Digital Elevation Model (DEM) topographic sheets were processed ArcGIS software. revealed that drainage patterns stream network from basin are mainly dendritic type which indicates homog...

Journal: :Austrian Journal of Earth Sciences 2022

Abstract In the Northern Calcareous Alps (NCA) there are countless small lakes with orographic catchments that often located only slightly below respective summit regions. On one hand, in karstable aquifers and their existence is likely to be related karstification. Then, they expected directly connected karst water body. These classified as lakes. other alpine environment also influenced by gl...

Journal: :Sustainability 2023

The complex Krupaja karst system, located in Serbia, which consists of a strong spring, thermal and borehole that captures sub-thermal waters, has been studied. A phenomenon gives rise to the occurrence waters three different temperatures within relatively short distance (about 200 m) led us assume these are formed same aquifer circulate through levels channels zonally distributed vertical prof...

Journal: :Iraqi geological journal 2023

The Plio-Quaternary Ait Chaib basin occupies the northwestern part of Skoura Syncline, which is northern Middle Atlas Folded Zone. This intracontinental was formed probably in Pliocene after Tortono-Messinian regression sea. deposits are bound by fluvial conglomerates and continental carbonates. They consist barrage travertines; travertine limestones oncholitic silts sands upstream downstream d...

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