The course introduces basic concepts in glacier hazard and related terminology and special characteristics of glacier hazards. Glacier length and mass changes, ice avalanches and surging glaciers viz-a-viz glacier lakes and GLOFs are described in detail. Glacier hazard mapping and modeling moraine dam breach are the focus of the course. The course provides detailed account of procedure for hazard assessment with hands-on hazard assessment of selected glacier lakes in the Himalayas.