managing tropical storms Flashcards
why are tropical storms easy to predict?
due to weather satellites
what is wrong with evacuation?
very expensive
how many dollars is it to clear one kilometre?
one million
why can prediction be poor?
tropical storms have an eratic path and can change direction very quickly
what is an example of a successful evacuation?
Bangladesh 1997 evacuated 300,000 people
only 100 died
what can be used to protect against floods?
sea walls
barriers
break waters
example of poor flood protection?
new orleans
levees only 90% finished
levee failure due to only able to withstand cat 3 when it was cat 5
why do the US try to evacuate people now?
they build a sea wall in texas which has bene proven to be very effective but was a huge expense that can’t afford to do everywhere
what do the national guard do?
they are deployed in areas of high risk
what does retrofitting mean?
changing the building to withstand elements such as wind
hwta is an examples of preparedness?
insurance
