Tropical Revolving Storms: Case Studies Flashcards
What and when is the case study for a TRS in an MEDC?
Hurricane Katrina, USA (2005 August)
Where did Katrina first develop?
South East of Bahamas
What 2 significant things happened on the 28th August for Katrina?
1) Classed as C5
2) Path developed towards Mississippi and Louisiana
What pressure was Katrina on the 28th?
902MB
What winds were recorded for Katrina when it hit?
Winds: 173Mph
How many feet does the city of New Or,Evans lie below the Mississippi River and Lake Ponchtrain surface?
20 feet
What had taken place in New Orleans the year before Katrina and what did it discover?
Simulation hurricane response carried out and discovered that the flood walls protecting them from Lake Ponchartrain and the Mississipi were inadequate for providing protection
What preparation was in place for Katrina?
- 27th Bush declared emergency
- 28th evacuation of N.Orleans declared (150,000 remained)
- Supplies of 150,000 people for 3 days in N.Orleans
When did Katrina strike and what we’re it’s other features?
29th April
Category 3
Storm surge 10m
Smashed through the Gulf of Mexico coastal protection
What were 5 impacts of Katrina?
1) 1800 dead
2) 80% submerged by floodwater
3) $200 billion
4) 7 Million litres of oil in the Gulf leaked leading to dramatically increased global prices
5) Oil leaks also caused great environmental damage to marine life
What were 5 responses/preparations for Katrina?
1) 28th: Bush declared state of emergency
2) 28th: Evacuation of local area
3) 58,000 National Guard
4) Coast guard saved 34,000
5) $10.5 Billion immediately from Senate
6) Eventually $51.8 Billion from federal funds provided
What is the case study for a TRS in a LEDC?
Burma, April 2008
Where did the Burma Storm first develop?
Bay of Bengal
What date did it develop into a C4 and hit Myanmar/Burma?
2nd May
What unique characteristic of Cyclone Nagris meant that it caused more damage?
It remained in position along the coast of Burma so was a prolonged storm
What preparation was in place for the Burma storm?
None
What are 4 characteristic of Cyclone Nagris?
1) C4
2) 133 MPH winds
3) 600mm rainfall
4) 7.6 M storm surge
What were 3 impacts of cyclone Nagris?
1) 84,000 killed and 54,000 missing
2) $10 Billion cost
3) 65% of rice paddies severely damaged
What were the responses to the Burma storm?
It was limited due to the Government reluctant to allow western interference
Eventually let in but it was too late
What is the case study for a TRS at an unexpected time?
Hurricane/Superstorm Sandy
When was Superstorm Sandy?
October 2012
What was significant about the date of superstorm sandy?
It was linked to global warming
What two things lead to Sandy’s path being towards the East coast of USA?
The Polar Front jet stream trough and an area of intense high pressure
What are 4 characteristics of Superstorm Sandy?
1) C1
2) Winds: 90mph at New York & New Jersey
3) 4.5 Metre Storm Surge
4) 200mm rainfall
5) 1M of snow in Virginia
What were 5 impacts of Superstorm Sandy?
1) 285 Killed in total
2) $75Bn
3) 600,000 businesses and homes destroyed
4) 8.6Mn power outrages
5) 200,000 power cuts
Wha were 4 responses to Superstorm Sandy?
1) Obama declared 8 state emergencies before
2) National Power Restoration created
3) Sandy rebuilding task force
4) $50Bn in reconstruction projects
