Case Studies Flashcards
what caused hurricane katrina
HIC
began as a very low pressure weather system, which strengthened to become a tropical storm and eventually a hurricane as it moved west and neared the Florida coast. CATEGORY 3 HURRICANE
when was hurricane katrina
23 August 2005 – 31 August 2005
HURRICANE KATRINA:
HIC
name 3 social impacts
- 3 million left without electricity
- 300,000 homes destroyed
- many left traumatised
- racial tensions were exposed and intensified as many victims were black african americans
- over 1,800 people died
HURRICANE KATRINA:
name 3 economic impacts
- caused $300 billion in damage
- destroyed 30 oil platforms
- tourism decreased
- crime rate increased significantly
- 1.3 million acres of forest land was destroyed
HURRICANE KATRINA:
name 3 environmental impacts
- the storm surge caused substantial beach erosion
- delicate coastline habitats were destroyed
- 80% of new orleans was flooded
- waters were mixed, toxic chemicals, sewage and bacteria resulted in fish dying.
-closure of 16 national wildlife refuges
HURRICANE KATRINA:
name 3 political impacts
-government was criticised for its response, lacked communication.
- use of emergency centres was also criticised
- race and class was stipulated as issues. ppl sayiing slow responses were die to this reason
HURRICANE KATRINA:
name 4 responses
- was a coordinated evacuation but many people were left behind or refused to move.
- half of the states provided shelter for evacuees
- international communities helped provide hygine kits, emergency aid, blankets ect..
where did cyclone Aila take place
LIC
on the continent of Asia. formed over the Bay of Bengal then moved north to the country of Bangladesh
when did Cyclone Aila take place
23rd may 2009
how did cyclone aila form
had winds of 120km/h and around 500km to 1000km. large area of low pressure. Bangladesh was particularly at risk because 80% of its land is less than 10m above sea level
LIC
CYCLONE AILA:
social impacts
-flooding left 750,000 people homeless. 90% of them were from low income groups
- many people migrated to large cities. poverty forced them to live in slums
- over 200 people died, led to many mental health issues due to these deaths
- possessions and crops lost
- disease spread quickly due to little sanitation and warm and humid conditions, diarrhoea infected 7000 straight away
- food shortages
- 3.5 million homes lost or destroyed
- 59000 animals were killed
CYCLONE AILA:
economic impacts
- the richer people could afford to move away
- infrastructure destroyed, 5,500 miles of roads destroyed
- ## people lost jobs as businesses were destroyed
CYCLONE AILA:
environmentAL impacts
- dozens drowned in the flooding along with deer and crocodiles
- a storm surge later struck of 3m flooded Bangladesh
CYCLONE AILA:
responses to cyclone Aila
- warning signals were issued
- 45,000 cyclone warning volunteers now work in threatened areas around Bangladesh
-the charity direct relief senta large ship containing medical supplies and medicines
-people were evauated
BOXINGDAY TSUNAMI:
what caused the tsunami
a tsunami occurred in the indian ocean. a result of a plate subducting below another plate, causing an earthquake measuring a magnitude of 9. the earthquake caused the seafloor to uplift, displacing the seawater.
BOXINGDAY TSUNAMI:
main impacts
- quarter of million people died
- 2 million left homeless
- people swept away in the fast arriving waters
- 13 countries were affected
- emergency teams were swamped by scale of disaster
- bodies littered the street before being buried in mass graves
BOXINGDAY TSUNAMI:
imediate responses
- fresh water, food and shelter\tents poured in aid
- medical teams and forensic scientists arrived
- uk government promised £70 million and public donations of £100 million followed
BOXINGDAY TSUNAMI:
longterm responses
- a tsunami warning system in the indian ocean was set up in june 2006
- large sum of donations were collected
- educated people on response and created evacuation plans for the future
- rebuilding started
HAITI EARTHQUAKE (developing country)
when was it and what happened
12th january 2010
magnitude 7 earthquake hit
occured on a conservative plate boundary (caused by two plates sliding past eachother)
HAITI EARTHQUAKE (developing country)
primary effects
- 3,000 people injured
- 250,000 homes destroyed or damaged
- 230,000 died
HAITI EARTHQUAKE (developing country)
secondary effects
- 500,000 people still living rough when rainy season comes in march
- cholera outbreak due to poor sanitation
- heat and humidity started to decay corpses, leading to disease
HAITI EARTHQUAKE (developing country)
immediate responses
-GIS used to provide atellite images and maps of the area to assist aid organisations
- people all over the world watched the damage through tv or social media so they pledged money
- emergency rescue teams arrived from many countries
- neighbouring countries helpoed provide aid kits and help
why might HAITIs response to the earthquake be slower
- haiti is a very poor country without the resources and money to develop
- few resources to rescue or treat injures people
- buildings and infrastructure was poorly built (not earthquake resistant)
HAITI EARTHQUAKE (developing country)
longterm responses
- created over 2,000 job opportunity
- built 300 permanent homes
- povided 2,000 people with clean water
- trained over 6,000 people in construction and skills and taught hygene to stop breakout of cholera and disease
