When did Cyclone Aila happen?
25th May 2009
How many people died?
190
How many people became homeless?
750 000
How many people were affected in total?
3.5 million
What diseases spread?
Typhoid and malaria
How many people had not returned by mid-2010?
20 000
What did many people do?
They migrated and forced to live slums
How was education affected?
Children could not go to school due to homelessness
What do weather forecasts do?
Forecast cyclones through tv and radio
How have weather forecasts been successful in Bangladesh?
They have halved the death rate and forecasts are followed by evacuations
What are challenges with weather forecasts?
Not everyone hears them as they don't have tech
What does satellite technology do?
Track cyclones
How has satellite technology been successful?
It has been done before
What are the challenges of satellite technology?
It's expensive
What are the warning systems?
They allow people to evacuate and are spread through village meetings, poster, film, etc.
How have warning systems been successful?
They have led to evacuations in coastal communities
What are the challenges of warning systems?
Some people don't respond and illiterate people cannot read warnings
What do evacuations involve?
People go to safety shelters which can hold 5000
How evacuations been successful?
Most people who go survive
What are the challenges of evacuations?
In areas without shelters deaths double and more shelters are needed
What are storm surge defences?
They are defences on low-lying land
How have storm surge defences been successful?
Main roads have been built on top of defences
What are the challenges of storm surges?
It's impossible to protect the whole country