نتایج جستجو برای: sinuosity

تعداد نتایج: 262  

Journal: :Journal of Glaciology 2021

Abstract Studying subglacial drainage networks is important for understanding the potential relationship between channel dynamics and rapid glacier recession as well role of channels in sediment evacuation. In order to delineate planform geometry snout marginal channels, densely spaced ground-penetrating radar (GPR) measurements at a frequency ~70 MHz were carried out over zones two temperate g...

Journal: :The Mining-Geological-Petroleum Engineering Bulletin 2021

Karangsambung, located in Central Java, Indonesia has complex geological conditions of the tectonic evolution Java Island due to subduction process India-Australia plate with Eurasian Cretaceous-Paleocene. The movements zone have resulted diverse structures and rock types impact morphological shape study area. level activity area can be determined using a geomorphological approach. A digital el...

Journal: :Water Policy 2022

Abstract In the present study, meandering behavior of Barak River (Cachar), Assam was traced. Flow path length, meander neck sinuosity index, and river migration were determined segment-by-segment to demonstrate morphological changes. Decadal land-use land cover (LULC) maps also prepared at section scale using Landsat data (1990–2020) validated with Kappa coefficient characterize changes along ...

Journal: :Nanomaterials 2023

Copper-based fungicides have been used to control various plant diseases for more than one hundred years and play very important roles in agriculture. Accumulation of copper freshwater environment pose severe threats human health the environment. The current study evaluated developmental behavioral toxicity PEG@Cu NCs (copper nanoclusters), Kocide® 3000 hydroxide), Cu(CH3COO)2 acetate) zebrafis...

Journal: :Journal of Petroleum Science and Engineering 2021

A new workflow has been developed for modelling reservoir successions that comprise fluvial meander-belt deposits, based on algorithms employ multi-point statistics (MPS). library of training images – from which MPS can borrow geological patterns meandering systems built. The incorporate sedimentary architectures relating to point-bar deposits accumulated by meander-bend expansion and translati...

Journal: :Journal of Geographic Information System 2022

Morphometric analysis is mathematical evaluation and measurement of the earth’s shape, surface its landform’s dimension. Dhund river basin in Jaipur district Rajasthan India has been carried out to evaluate various morphometric parameters following linear, areal relief aspects. The drainage basin, which covers a total area about 1828 km2 lies eastern part with maximum minimum elevation 603 m 21...

Journal: :Water 2023

Neck cutoff is a sudden phenomenon that occurs during the evolution of meandering rivers, but its process and mechanism remain unclear. In this investigation, neck-narrowing before cutoff, formation new river, appropriate conditions for under constant variable discharges were studied using experimental methods in laboratory flume. The results indicated bank erosion upstream downstream neck was ...

Journal: :Journal of Advanced Research in Natural and Applied Sciences 2021

Within the framework of this study, morphotectonic and structural characteristics Sürgü Çardak faults, northern branch East Anatolian Fault Zone (EAFZ) between Çelikhan Göksun, were investigated with scrutiny. Further, results obtained assessments supported fortified a thorough literature review field studies; thereby, geological features region have been analyzed immaculately. The faults mappe...

Journal: :Journal of Geographical Sciences 2022

Geomorphic dynamics of alluvial rivers in response to upstream damming have substantial impacts on navigation, habitat protection, and channel stability. The purpose this study was determine how flow sediment regimes, meander characteristics affect the morphological adjustment bends Lower Jingjiang Reach (LJR) before after Three Gorges Project (TGP). Based detailed field measurements hydrologic...

Journal: :Environmental Monitoring and Assessment 2021

Phosphorus (P) load apportionment models (LAMs), requiring only spatially and temporally paired P flow (Q) measurements, provide outputs of variable accuracy using long-term monthly datasets. Using a novel approach to investigate the impact catchment characteristics on variation, 91 watercourses’ Q-P datasets were applied two LAMs, BM GM, bootstrapped ascertain standard errors (SEs). Random for...

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