Aan with gis in rasuwa

Application of GIS/GPS for Landslide management A case study of Ramche-9 and Dhaibung-7 of Rasuwa District Submitted to Emergency and Disaster Management Livelihood and Economic Rights Department Action Aid Nepal BY Binod Dhakal Individual consultant/GIS Specialist

GIS ( Geo-informatics Science 1. Geographic Information system(GI S ) 2. Remote Sensing (R S ) 3. Global Positioning System (GP S ) 3 S Technology

Why GIS/GPS for Locating Landslide in this study ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Four M’s Measurement Modeling Monitoring Mapping

Background ,[object Object],[object Object],[object Object],[object Object]

Objective of the study ,[object Object],[object Object],[object Object]

Soci-economic situation ,[object Object],(150) (187) (337) (66) (379) (407) (786) (171) 2001 795 932 1727 296 1947 1933 3880 724 1991 1032 1121 2153 397 2469 2475 4944 953 2001 Female Male Tot_pop Hhs Female Male Tot_pop Hhs Year Ramche (Ramche W.N.-9) (growth rate is 2.25%) Dhaibung (Dhibung W.N.-7) (growth rate is 2.45%) VDC/Ward

Land Use ,[object Object],100 815.2 100 501.6 Grand Total 0 0 0.5 2.5 Landslide 0 0 16.8 84.5 Grass Land 40.8 332.6 11.3 56.4 Shrub Land 24.1 196.3 1.5 7.5 Forest Land 35.1 286.3 69.9 350.7 Cultivated Land % Area (Ha) % Area (Ha) Descriptions Ramche Dhaibung VDC

Methodology and Study Processes ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object]

Landslide events Dhaibung ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Landslide events Ramche ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Ramche Landslide Area: 43.44 Ha. Dhaibung Landslide Area: 83.67 Ha.

Slopes 1316.8 100 815.2 100 501.6 Total 92.6 10.6 86.3 1.3 6.3 >80% (V) 99.5 6.4 51.9 9.5 47.6 60-80% (IV) 978.2 76.0 620.0 71.4 358.2 40-60% (III) 146.5 7.0 57.0 17.8 89.5 20-40% (II) 0 0 0 0 0 0-20% (I) Total (Area) % Area (Ha.) % Area (Ha.) D+R Ramche (R) Dhaibung (D) Slope categories

Proposed Land use 1316.8 100 815.2 100 501.6 Total 2.5 0 0.50 2.5 LS 6.3 0 1.26 6.3 G5 78.2 0 15.59 78.2 G3 86.3 10.59 86.3 0.00 0 S5 34.5 1.46 11.9 4.51 22.6 S4 258.8 28.14 229.4 5.86 29.4 S3 9.4 0.61 5.0 0.88 4.4 S2 26.2 2.29 18.7 1.50 7.5 F4 130.0 15.95 130.0 0.00 0 F3 47.6 5.84 47.6 0.00 0 F2 38.8 2.61 21.3 3.49 17.5 C4 508.7 31.97 260.6 49.46 248.1 C3 89.5 0.54 4.4 16.97 85.1 C2 Total (Area) % Area (Ha.) % Area (Ha.) D+R Ramche (R) Dhaibung (D) Description

Recommendation of the Study ,[object Object],[object Object],[object Object],[object Object],[object Object]

Recommendation of the study ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Conclusion ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Conclusion Problem Identification Use of tool (GIS/GPS/RS) Measurement Shape Size Area Mapping Zoning Buffering Critical area selection Application of effective measures

Aan with gis in rasuwa

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