Disasters lead to heavy losses of human lives and property and are serious environmental threats. In the past twenty years, earthquakes, volcano eruptions, landslides, floods, droughts and other natural calamities have killed over 3 million people, inflicting injury, disease, Homelessness and misery and also on the hand one billion people and billions of dollars of mate-rial damage. Natural and man-made disasters are global phenomena. Disaster data in recent years shows an increase in the physical, social and economic impact of these tragedies, statically, 90% of the total disasters and 95% of the total disaster related deaths worldwide occur in developing countries, whereas the fraction of National production (GNP) lost estimated to be twenty times greater than in industrialized countries.