Geography 2152F/G Lecture Notes - Lecture 2: Natural Disaster, Probabilistic Risk Assessment, Human Reliability
29 Sep 2020
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Maintaining databases on disaster events difficult, why: disasters can co-occur (hurricanes causes floods, mortality difficult to count, general lack of census taking. Threshold developed by centre for research on epidemiology of disasters (cred): For drought or famines, at least 2000 persons affected. For technological disasters, 5 or more deaths per event. Statistical data reported in absolute terms (# of casualties) impact of losses is felt differently from one place to next. In terms of north american attention, study found that event causing death of one north. American was granted same amount of reporting time to deaths of: Disasters & impacts eg, earthquakes tend to cause more death than tornadoes. Globally, most impact from disasters have increased over time: Economic losses -deaths impact haven"t increase in equal proportions. Varies by disaster type: economic losses have increase at faster rate than deaths. Haiti earthquake: poorest country in western hemi, m7. 0 earthquake occurred on jan 12, 2010.
