521130
Description
Mind Map by chrisanne96mathew, updated more than 1 year ago
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Created by chrisanne96mathew
almost 11 years ago
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Mount Merapi volcano
case study.(170m high and
erupting since the 1950s).
- Location
- Located in Indonesia in South
East Asia.North of Yogakarta and
the West of Solo on the island of
Java.
- Located on a destructive
plate margin on a
subduction zone and is
part of the Pacific Ring of
Fire
- Located in Indonesia in South
East Asia.North of Yogakarta and
the West of Solo on the island of
Java.
- Causes
- Eruption caused by the
Indo-Australian plate being
subducted underneath the
Eurasian plate
- Eruption caused by the
Indo-Australian plate being
subducted underneath the
Eurasian plate
- Primary Effects
- Volcanic bombs and hot
gases upto 800 degrees
celsius and spread over upto
11km away
- Pyroclastic flows spread 3km down
the mountain
- Pyroclastic flows spread 3km down
the mountain
- Ash fell upto 30km away
and five metres into the
sky and many villages
were under 30cm of ash.
- Volcanic bombs and hot
gases upto 800 degrees
celsius and spread over upto
11km away
- Secondary effects
- Emergency shelters had to be
moved over 15km away
- Vegetable prices increased
due to damage of crops
- Planes grounded in Western
Australia due to risk of damage to
aircrafts from ash cloud
- Over 270,00 people in
the area had to flee
their homes
- Emergency shelters had to be
moved over 15km away
- Positive impacts
- Ash from volcano leads to
fertile soils in the area and
conservation areas ave been
set up where it is unsafe to live
- Ash from volcano leads to
fertile soils in the area and
conservation areas ave been
set up where it is unsafe to live
- Negative impacts
- 273 people were killed
and upto 577 people were
injured and also 36,000
people were displaced
from their homes
- The evacuation centres soon
became overcrowded leading to
poor sanitation, no privacy and
serious risk of disease
- A lot of people,
especially farmers, lost
their livelihoods
- 273 people were killed
and upto 577 people were
injured and also 36,000
people were displaced
from their homes
- Short term responses
- 1600
people(millitary/volunteers)
took part in the national
response
- International aid was offered
from organisations such as
the RED CROSS.
- 210 evacuation
centres were set up
- 1600
people(millitary/volunteers)
took part in the national
response
- Long term responses
- 2862 people were moved to new,
safer and permanent houses
- The government has made
money available to help
farmers replace their
livestock
- Formal evacuation centres
have also been set up
- 2862 people were moved to new,
safer and permanent houses
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