Many countries of the world are frequently struck by adverse natural phenomena. The magnitude and severity of disasters caused by them in the Asian developing countries including Bangladesh are more alarming. The Yokohama message emanating from the international decade for natural disaster reduction in May 1994 underlined the need for an emphatic shift in the strategy for disaster mitigation. It was inter-alia stressed that disaster prevention, mitigation; preparedness and relief are four elements which contribute to and gain, from the implementation of the sustainable development policies.