similarly india has a national database for emergency management which is a gisbased repository of data at varying scales which uses core data hazardspecific data and dynamic data in spatial as well as temporal form this is based on an inventory of hazards and vulnerabilities taking into account the frequency and intensity of hazards including floods landslides earthquakes and tsunamis vulnerability is quantified using sociocultural economic physical and environmental parameters it also takes into account the regulatory and institutional capacities of local governments as well as the effectiveness of early warning systems vocational education system and mitigation and preparedness systems the irbi which is updated every two years categorizes districts as being at high medium or low risk see map below these data can then be used to derive a risk index at the provincial level