Effects Of Hurricanes And Earthquakes Flashcards
Give impacts on the environment for hurricane katrina
Turtle breeding ground destroyed
Coastal conservation area flooded
Refuge in lousiana washed away
Massive oil spill, refinery damaged
Give impacts on people for katrina
1800+ killed 300,000 houses destroyed 100,000s homeless 3mil left without power Roads and bridges destroyed 230,000 jobs lost and businesses damaged
Environmental impacts for nargis
14,000km2 flooded
38,000 hectares mangrove forests destroyed
Flooding caused erosion and salination of land
Social impacts of nargis
140,000 killed
450,000 houses destroyed, 350,000 damaged
65% rice paddies in Irrawady delta were damaged, livelihoods lost
Disease by poor sanitary conditions and contaminated water
Compare pos and neg of forecasting katrina and nargis
USA:
Pro: Sophisticated forecasting system to predict where it will hit
Con: still can’t be predicted accurately
Myanmar
Pro: monitoring relient on other countries
Con: no forecasting
Pro and con of warning and evac USA, Myanmar
USA
Pro: issued early 70% - 80% evacuated
Con: not everybody left at right time causing traffic jams
Myanmar
Pro: warning with radio broadcasts
Con: didn’t reach people in rural areas
Defences of nargis and katrina
USA
Pro: levees to stop storm surges
Con: hadn’t been maintained and pump system didn’t work
Myanmar
Pro: mangrove forests to absorb energy from waves
Con: forests were chopped down amd were weak
4 primary impacts from Tohoku
Japan
1 dam collapsed, 2 nuclear power stationd fractured
Tohoku motorway damaged, sendia airport closed, rail links near sendia badly damaged
Thousands of building damaged
Severe liquefaction ( water logged soil behaves like liquid causing buildings to sink and tilt in ground
4 primary in Haiti
316,000 dead, 30,000 injured
Houses collapsed instantly due to poor construction and cut corners
1.5 million homeless, 180,000 houses destroyed
All hospitals collapsed or were badly damaged
4 secondary in tohoku
15900 dead, 2600 missing, 6150 injured, 350,000 homeless
2 nuclear power station went into melt down
Businesses disrupted by damage
325km rail tracks washed away
4 secondary in haiti
Water supply destroyed, cholera spread around the camps
8000+ dead
Looting and crime, police force collapsed
1 in 5 jobs lost
Clothing factory destroyed 68% haiti’s export destroyed
Shirt term relief for tohoku and haiti
Tohoku:
International aid and search and rescue teams brought in
Rescue workers and soldiers sent to help with aftermath
Transport and communications restored within a couple weeks
Power supplies restored within few weeks
Haiti:
Emergency aid initially slow
Search and rescue teams sent in
Food, water, medical supplies and temp shelters sent in by USA
UK disaster commision raised more than 100mil
Long term relief tohoku and haiti
Tohoku
Aid from australia, china, india, new zealand, south korea, USA
Red cross and red crescent provided support
NGO support ( non gov organisations )
Many shelters and houses built for displaced people
Haiti:
Gov moved 230,000 people from port au prince to less damaged cities
3/4 buildings inspected and repaired with esrthquake resistant techniques
200,000 people were paid or given food for public work
Money was given by individuals and govs around world ( 300mil from EU )
Prep and warning for both esrthquakes
Tohoku:
Gov gave warning and gave people enough time to get to higher ground
Not a simgle building in tokyo was damaged, seismis proof buildings
Nobody died on bullet train, automatic break systems
Haiti:
Earthquake techniques are uses now: old tyres, straw bales, bamboo
Had seismologists but primitive technology
Prediction and defences both earthquakes
Yapan 🇯🇵 Cross braced steel Computer control weight to reduce swaying Deep foundations Shutters to block falling glass
I hate i
Old tyres
Straw bales
Bamboo
