Sangam: A Confluence of Knowledge Streams

Landslide Susceptibility Analysis: A Logistic Regression Model Case Study in Coonoor, India

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dc.contributor Biological Systems Engineering
dc.creator Sujatha, Evangelin Ramani
dc.creator Sridhar, Venkataramana
dc.date 2021-03-15T11:42:05Z
dc.date 2021-03-15T11:42:05Z
dc.date 2021-03-05
dc.date 2021-03-12T14:39:56Z
dc.date.accessioned 2023-03-01T18:53:05Z
dc.date.available 2023-03-01T18:53:05Z
dc.identifier Sujatha, E.R.; Sridhar, V. Landslide Susceptibility Analysis: A Logistic Regression Model Case Study in Coonoor, India. Hydrology 2021, 8, 41.
dc.identifier http://hdl.handle.net/10919/102713
dc.identifier https://doi.org/10.3390/hydrology8010041
dc.identifier.uri http://localhost:8080/xmlui/handle/CUHPOERS/281687
dc.description Landslides are a common geologic hazard that disrupts the social and economic balance of the affected society. Therefore, identifying zones prone to landslides is necessary for safe living and the minimal disruption of economic activities in the event of the hazard. The factors causing landslides are often a function of the local geo-environmental set-up and need a region-specific study. This study evaluates the site characteristics primarily altered by anthropogenic activities to understand and identify the various factors causing landslides in Coonoor Taluk of Uthagamandalam District in Tamil Nadu, India. Studies on landslide susceptibility show that slope gradient, aspect, relative relief, topographic wetness index, soil type, and land use of the region influence slope instability. Rainfall characteristics have also played a significant role in causing landslides. Logistic Regression, a popular statistical tool used for predictive analysis, is employed to assess the various selected factors’ impact on landslide susceptibility. The factors are weighted and combined in a GIS platform to develop the region’s landslide susceptibility map. This region has a direct link between natural physical systems, hydrology, and humans from the socio-hydrological perspective. The landslide susceptibility map derived using the watershed’s physical and environmental conditions offers the best tool for planning the developmental activities and prioritizing areas for mitigation activities in the region. The Coonoor region’s tourism and agriculture sectors can significantly benefit from identifying zones prone to landslides for their economic stability and growth.
dc.description Published version
dc.format application/pdf
dc.format application/pdf
dc.language en
dc.publisher MDPI
dc.rights Creative Commons Attribution 4.0 International
dc.rights http://creativecommons.org/licenses/by/4.0/
dc.subject landslides
dc.subject logistic regression
dc.subject slope gradient
dc.subject land use
dc.subject soil
dc.subject Coonoor
dc.title Landslide Susceptibility Analysis: A Logistic Regression Model Case Study in Coonoor, India
dc.title Hydrology
dc.type Article - Refereed
dc.type Text
dc.type StillImage


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