A GIS approach for extracting Stream Length Gradient Index and SL-Hot Spot Cluster Analysis using DEM for Hillslope characterization: A case of the Middle Alaknanda Catchment, Western Himalaya

Priyanka Negi1, Ajanta Goswami1 and Girish Chandra Joshi2, (1)Indian Institute of Technology Roorkee, Department of Earth Sciences, Roorkee, India, (2)Government of Uttarakhand, Uttarakhand State Disaster Management Authority, Dehradun, India