Assessment of the Geomorphological Diversity of Komati Gorge, Mpumalanga Province, South Africa

The emerging broad science of geodiversity defined in terms of geomorphological diversity assesses geomorphological features of territory by comparing them in an extrinsic and intrinsic way. This paper uses SRTM (Shuttle Radar Topographic Mission) data and GIS (Geographical Information System) techn...

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Main Authors: Mukhodeni Mudau, Edmore Kori
Format: Article
Language:English
Published: OICC Press 2022-06-01
Series:Geoconservation Research
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Online Access:https://gcr.isfahan.iau.ir/article_693150_6e1cda155d995af5353418c532a458da.pdf
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author Mukhodeni Mudau
Edmore Kori
author_facet Mukhodeni Mudau
Edmore Kori
author_sort Mukhodeni Mudau
collection DOAJ
description The emerging broad science of geodiversity defined in terms of geomorphological diversity assesses geomorphological features of territory by comparing them in an extrinsic and intrinsic way. This paper uses SRTM (Shuttle Radar Topographic Mission) data and GIS (Geographical Information System) techniques to assess the geomorphological diversity of Komati Gorge, in Mpumalanga Province of South Africa. Factors used to assess geomorphological diversity are relative height, insolation, hydrography, geology, soil erodibility, ruggedness, slope position, and land use/land cover. Each factor was normalized to five classes by applying natural breaks, and all were weighted before overlaying. The weighting reveals that hydrography, ruggedness, relative heights, and geology carry more weight, respectively. Slope position, insolation, land use/land cover, and soil carry the least weight in that order. The final geomorphodiversity map reveals that the south-western parts of Komati Gorge have medium to very high geomorphological diversity. The north-eastern parts have low to medium geomorphological diversity. This indicates that factor-specific research can add more information to geomorphodiversity research and education.
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series Geoconservation Research
spelling doaj-art-67ef96ed876a4696a38938d02380fd4d2025-02-03T09:52:30ZengOICC PressGeoconservation Research2645-46612588-73432022-06-015119520810.30486/gcr.2022.1955504.1103693150Assessment of the Geomorphological Diversity of Komati Gorge, Mpumalanga Province, South AfricaMukhodeni Mudau0Edmore Kori1Department of Geography and Environmental Sciences, University of Venda, Limpopo Province, South AfricaDepartment of Geography and Environmental Sciences, University of Venda, Limpopo Province, South AfricaThe emerging broad science of geodiversity defined in terms of geomorphological diversity assesses geomorphological features of territory by comparing them in an extrinsic and intrinsic way. This paper uses SRTM (Shuttle Radar Topographic Mission) data and GIS (Geographical Information System) techniques to assess the geomorphological diversity of Komati Gorge, in Mpumalanga Province of South Africa. Factors used to assess geomorphological diversity are relative height, insolation, hydrography, geology, soil erodibility, ruggedness, slope position, and land use/land cover. Each factor was normalized to five classes by applying natural breaks, and all were weighted before overlaying. The weighting reveals that hydrography, ruggedness, relative heights, and geology carry more weight, respectively. Slope position, insolation, land use/land cover, and soil carry the least weight in that order. The final geomorphodiversity map reveals that the south-western parts of Komati Gorge have medium to very high geomorphological diversity. The north-eastern parts have low to medium geomorphological diversity. This indicates that factor-specific research can add more information to geomorphodiversity research and education.https://gcr.isfahan.iau.ir/article_693150_6e1cda155d995af5353418c532a458da.pdfgeodiversitygeomorphological diversitygislandform inventorygeodatabase
spellingShingle Mukhodeni Mudau
Edmore Kori
Assessment of the Geomorphological Diversity of Komati Gorge, Mpumalanga Province, South Africa
Geoconservation Research
geodiversity
geomorphological diversity
gis
landform inventory
geodatabase
title Assessment of the Geomorphological Diversity of Komati Gorge, Mpumalanga Province, South Africa
title_full Assessment of the Geomorphological Diversity of Komati Gorge, Mpumalanga Province, South Africa
title_fullStr Assessment of the Geomorphological Diversity of Komati Gorge, Mpumalanga Province, South Africa
title_full_unstemmed Assessment of the Geomorphological Diversity of Komati Gorge, Mpumalanga Province, South Africa
title_short Assessment of the Geomorphological Diversity of Komati Gorge, Mpumalanga Province, South Africa
title_sort assessment of the geomorphological diversity of komati gorge mpumalanga province south africa
topic geodiversity
geomorphological diversity
gis
landform inventory
geodatabase
url https://gcr.isfahan.iau.ir/article_693150_6e1cda155d995af5353418c532a458da.pdf
work_keys_str_mv AT mukhodenimudau assessmentofthegeomorphologicaldiversityofkomatigorgempumalangaprovincesouthafrica
AT edmorekori assessmentofthegeomorphologicaldiversityofkomatigorgempumalangaprovincesouthafrica