1) The presentation discusses different components of disaster management including preparedness, response, recovery, mitigation, and development. It provides examples of each component.
2) Structural and non-structural measures for managing floods, earthquakes, cyclones, landslides, and tsunamis are outlined. These include early warning systems, shelters, and land use planning.
3) Significant disasters in India's history are briefly described, including the 2013 Uttarakhand flash floods, 2005 Maharashtra floods, 2010 Eastern India storm, and 2001 Gujarat earthquake.