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Disaster Hotspot Case Study- Philippines
Description
Mind Map on Disaster Hotspot Case Study- Philippines, created by pen_ya on 05/04/2015.
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physical geography- world at risk
Mind Map by
pen_ya
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Created by
olw-1234
about 9 years ago
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pen_ya
about 9 years ago
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Resource summary
Disaster Hotspot Case Study- Philippines
Volcanoes
Near destructive plate boundary Philippine plate being subducted by the Eurasian plate
Islands were formed by combination of folding at the boundary and volcanoes were formed from magma risen to the surface
Erupted in 1991 many people were evacuated, buildings collapsed, crops destroyed
Earthquakes
Philippine plate and the Eurasian plate can become locked together causes pressure to build up the jerk causes and earthquake
Can also occur at fault lines in the area where the plate cracked under pressure
They happen daily but can't be measured because there too little
Magnitude of 7.8 occurred killing over 1500 people
Landslides
Get lots of rain and the areas with steep slopes experience landslides
Can also be triggered by earthquakes
Typhoons
Have 10 typhoons every year
Developed in the pacific ocean and move westward over the island
Tsunami
Earthquakes in the surrounding ocean could cause a tsunami
1976 earthquake of 7.9 caused a tsunami and thousands were killed
Drought
have distinct wet and dry seasons
Occur when the wet season hasn't bought enough rain to las the dry season
Flooding
During the wet season floods can be caused by Typhoons and heavy rain
Population is vulnerable
Densely populated area greater risk of disaster
Population pressure lead to deforestation causing more landslides
Fast growing economy people still live below poverty line
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