The document covers the geographical make-up and geological framework of Nepal as an introduction to the topic. Specific topics such as erosion and sediment yield in the Himalayas are covered within these topic areas. Landslides are classified and factors causing them described, including the geological background to landslides. Climate and vegetation are among the factors covered along with hazards such as glacial lake outburst floods and earthquakes. The main part of the document focusses on landslides and their mitigation; the landslide sections are introduced by a short review of landslide studies in Nepal. The text is supplemented by ,an extensive bibliography and the curriculum for studies in engineering geology of Tribhuvan University, Kathmandu.