PADIŞ - A GEOMORPHOMETRIC APPROACH

This study presents a unitary morphometric analysis for one of the most spectacular karst sectors in Romania: the closed basin Padiș – Cetățile Ponorului. 2 DEMs was used for this purpose, one derived from the interpolation of level curves and altimetry quotas from topographic maps, on scale 1 : 250...

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Main Authors: Lucian BLAGA, Grigore Vasile HERMAN
Format: Article
Language:English
Published: Editura Universitatii din Oradea 2022-12-01
Series:Analele Universităţii din Oradea: Seria Geografie
Subjects:
Online Access:https://istgeorelint.uoradea.ro/Reviste/Anale/Art/2022-2/auog.322102-885.pdf
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author Lucian BLAGA
Grigore Vasile HERMAN
author_facet Lucian BLAGA
Grigore Vasile HERMAN
author_sort Lucian BLAGA
collection DOAJ
description This study presents a unitary morphometric analysis for one of the most spectacular karst sectors in Romania: the closed basin Padiș – Cetățile Ponorului. 2 DEMs was used for this purpose, one derived from the interpolation of level curves and altimetry quotas from topographic maps, on scale 1 : 25000, and the second (generated from LiDAR data) was taken over from the National Agency for Cadastre and Land Registration (ANCPI). We have processed 6 morphometric parameters comparatively (hypsometry, slope, aspect and 3 types of curvatures : profil, plan and general curvature) to highlight the metric features of the relief in the studied area as accurately as possible. The results show that the surface relief in Padiș is mature, with an average altitude of 1268 m, in which prevail the slopes with moderate tilt (6 - 17), predominantly sunny and semi-sunny. The relation between the general curvature values and the hydrogeologic features of the area explains the distribution of the sectors with underground water loss and also the disorganized distribution of the surface hydrographic network.
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spelling doaj.art-c9717e30f68a42158cb8f7ad0277ad292023-01-06T10:03:20ZengEditura Universitatii din OradeaAnalele Universităţii din Oradea: Seria Geografie1221-12732065-34092022-12-013228510010.30892/auog.322102-885PADIŞ - A GEOMORPHOMETRIC APPROACHLucian BLAGA0Grigore Vasile HERMAN1University of Oradea, Department of Geography, Tourism and Territorial Planning, 1 University St., 410087, Oradea, Romania; e-mail: blagalucian2012@gmail.comUniversity of Oradea, Department of Geography, Tourism and Territorial Planning, 1 University St., 410087, Oradea, Romania; e-mail: grigoreherman@yahoo.comThis study presents a unitary morphometric analysis for one of the most spectacular karst sectors in Romania: the closed basin Padiș – Cetățile Ponorului. 2 DEMs was used for this purpose, one derived from the interpolation of level curves and altimetry quotas from topographic maps, on scale 1 : 25000, and the second (generated from LiDAR data) was taken over from the National Agency for Cadastre and Land Registration (ANCPI). We have processed 6 morphometric parameters comparatively (hypsometry, slope, aspect and 3 types of curvatures : profil, plan and general curvature) to highlight the metric features of the relief in the studied area as accurately as possible. The results show that the surface relief in Padiș is mature, with an average altitude of 1268 m, in which prevail the slopes with moderate tilt (6 - 17), predominantly sunny and semi-sunny. The relation between the general curvature values and the hydrogeologic features of the area explains the distribution of the sectors with underground water loss and also the disorganized distribution of the surface hydrographic network. https://istgeorelint.uoradea.ro/Reviste/Anale/Art/2022-2/auog.322102-885.pdfpadișmorphometryslopeaspectcurvatures
spellingShingle Lucian BLAGA
Grigore Vasile HERMAN
PADIŞ - A GEOMORPHOMETRIC APPROACH
Analele Universităţii din Oradea: Seria Geografie
padiș
morphometry
slope
aspect
curvatures
title PADIŞ - A GEOMORPHOMETRIC APPROACH
title_full PADIŞ - A GEOMORPHOMETRIC APPROACH
title_fullStr PADIŞ - A GEOMORPHOMETRIC APPROACH
title_full_unstemmed PADIŞ - A GEOMORPHOMETRIC APPROACH
title_short PADIŞ - A GEOMORPHOMETRIC APPROACH
title_sort padis a geomorphometric approach
topic padiș
morphometry
slope
aspect
curvatures
url https://istgeorelint.uoradea.ro/Reviste/Anale/Art/2022-2/auog.322102-885.pdf
work_keys_str_mv AT lucianblaga padisageomorphometricapproach
AT grigorevasileherman padisageomorphometricapproach