The impacts experienced as a result of volcanic activity, Indonesia, an EDC Flashcards
how many volcanoes have erupted in Indonesia in historical times
80
what is a statistic that demonstrates the vast amount of people living near active volcanoes
75% of all residents live 100km of a volcano that has erupted in the past 1000 years.
describe the tectonic setting of Indonesia in terms of plate boundaries
it is archipelago straddling plate boundaries, with widespread subduction along the entire 3000km of the archipelago
what is the name of the volcano
mount merapi
what type of volcano is mount merapi
strato-volcano
what island is mount merapi on
java
how far is mount merapi from the nearest city and what is this city’s population
28km north of Yogyakarta which has a population of 2.4 million
how many times has mount merapi erupted within the past 25 years
1994, 1997, 2001, 2006, 2010, 2016, 2018, 2020, 2021
what date was the eruption
26th october 2016
how was there preparation for the eruption
local authorities evacuated everybody living within 10km of the summit
what distance did pyroclastic flows reach in each direction
4km north, 7km east, 15km south, 11.5km west
what vei was the eruption
4
how many people died
353
what season did the eruption happen in and what hazard did this cause
the eruption happened at the start of the rainy season which trigered lahars
which airport was closed and for how long
Yogyakarta, two weeks
how many people were injured
277
how many people became refugees
410,000
what quantity of material did the eruption eject
ash fall and pyroclastic flow amounted to 150 million m3
how much agricultural land was lost
1000 hectares of agricultural fields
how many homes were destroyed
2000 homes were destroyed
how many people were evacuated
350,000
how much were financial losses estimated at
$781 million
what was a government mitigation scheme during the aftermath of the eruption
the government announced $11 million programme to buy the cows on the mountain to keep farmers off its slopes, and to provide compensation for animals lost in the eruption
what is Indonesia’s GDP as of 2021
$1.247 trillion
