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The aim is to assess landslide risk in Karo Regency, integrating hazard, vulnerability, and capacity components.

GIS-based Landslide Risk Assessment in Karo Regency, North Sumatera, Indonesia

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The aim is to assess landslide risk in Karo Regency, integrating hazard, vulnerability, and capacity components.
Utilized Geographic Information System (GIS) for spatial analysis with QGIS software.
Employed weighted scoring and overlay method based on local regulations.
Created a landslide risk map categorizing areas into five risk levels.
Identified very low risk area covering 636.320 km² and very high risk at 13.284 km².
Achieved an Area Under the Curve (AUC) of 0.886 for model validation, indicating strong predictive performance.
Results support disaster risk reduction and sustainable development initiatives in the region.

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GIS analysis assesses landslide risk in Karo Regency, highlighting needs for disaster management and urban planning.

Hastuty et al. (2026) studied this question.

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