(i) Taking into consideration the scope of disaster some of the important facts must be thought over They are (a) Pre-disaster phase (b) Warning phase (c) Emergency phase (d) Rehabilitation phase (e) Recovery phase (f) Reconstruction phase.
(ii) Taking into consideration the nature and scope of disaster, three aspects of disaster are important for common citizens.
(a) Phase of emergency : Important character of this phase is that maximum lives can be saved by quick actions during this phase only. Various actions like search and rescue operations, medical assistance, first aid, restoring communication services, removing the people from affected area are expected in this phase. Gravity of disaster can be estimated in this phase only.
(b) Transitional phase : Rehabilitation work starts in this phase, after subsidence of any type of disaster. It includes clearing of debris, restoring water supply, repairing roads etc. so that it helps to bring normalcy in public life.
(c) Reconstruction phase: This is a highly complicated phase. People reconstruct their buildings and facilities like roads and water supply are restored. Farming practices are
restarted. However, it takes a long time for reconstruction.