The document defines a disaster as a natural or manmade event that results in widespread human loss, loss of livelihood, property, and life. It discusses the four components of disaster management: preparedness, response, recovery, and prevention. Preparedness involves ensuring communities and services can cope with disasters through community awareness, warning systems, training, and mutual aid arrangements. Response involves minimizing effects through emergency plans, medical camps, shelter and resources. Recovery supports reconstruction of infrastructure and restoration of economic and emotional well-being.