Case Study: Cyclones Flashcards
Info on the name, magnitude,place and date of the USA hurricane
Hurricane Katrina
Category 3 at landfall
South east USA
29th August 2005
Info on the name, magnitude,place and date of the Myanmar Cyclone
Cyclone Nargis
Category 4 at landfall
Irrawaddy delta, myanmar
2nd may 2008
Describe the Forecasting for Hurricane Katrina
The USA had a sophisticated monitoring system to predict when and where
The NHC tracks and predicts hurricanes using satellite and planes
Describe the Forecasting for Cyclone Nargis
Doesn’t have a dedicated monitoring centre for tropical cyclones
Doesn’t have a radar network that can predicted the height of storm surges and waves .
Describe the warning and evacuation for the USA cyclone.
The NHC issued hurricane warning, continuing to monitor the hurricane updating the government and people
Mississippi and Louisiana declared state of emergency and 70% to 80% of the residents of new Orleans were evacuated
Describe the warning and evacuation for the Myanmar Cyclone
Indian weather agencies told Myanmar 48 prior to landfall.
Warnings were issued to people however they didn’t reach people in rural communities without TV or Radio.
There was no evacuation plan so people didn’t know what to do or where to go.
Describe the Defences for the USA cyclone
The city of new Orleans flood defences failed.
80% of the city ended up being flooded.
Describe the defences for the Myanmar cyclone
The mangrove forest protected the coast from flooding but a lot had been chopped down in recent years reducing natural protection
Describe the impacts on the environment during the USA cyclone
Coastal habitats, turtle breeding grounds, were damaged
Half of Breton national wildlife refuge in Louisiana destroyed
Flooding caused oil spills
Describe the impacts on the environment for the Myanmar Cyclone
14000km2 of delta was flooded
38000 hectares of mangrove forests were flooded
The flooding caused erosion and salination
Describe the impacts on people during the USA cyclone
1800 people killed 300,000 houses destroyed Hundreds of thousands made homeless 3 million left without electricity Roads and bridges damaged 230,000 jobs lost
Describe the impacts on people during the Myanmar cyclone
140,000 killed 450,000 buildings destroyed 350,000 buildings damaged Around 65% of rice paddies destroyed Disease from contaminated water
