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vulnerability scale you are
in and the relevant score
a timeline of 20 years
No of Drought and flood events in 20 years
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Find out your hazard score, The number of events in 20 years (High=if more than 10 events, M=more than 5 less than 10, Low=0-4 number of events. The score for High=5, Medium=4, Low=3. The same score applies for both the events