This document defines disasters and describes different types, including natural disasters like earthquakes, floods, and pandemics, as well as man-made disasters. It explains disaster management as preparing for, responding to, and recovering from disasters. Major disasters in India are outlined, such as the 1984 Bhopal gas tragedy, 2008 Mumbai attacks, and 2005 Maharashtra floods. The effects of disasters, key organizations involved in response, and lessons to be learned about preparedness are summarized. The conclusion stresses that India must stop viewing disasters as acts of God and improve preparedness and response efforts.