The impacts experienced as a result of volcanic activity, Indonesia, an EDC

Question 1

how many volcanoes have erupted in Indonesia in historical times

Answer 1

80

Question 2

what is a statistic that demonstrates the vast amount of people living near active volcanoes

Answer 2

75% of all residents live 100km of a volcano that has erupted in the past 1000 years.

Question 3

describe the tectonic setting of Indonesia in terms of plate boundaries

Answer 3

it is archipelago straddling plate boundaries, with widespread subduction along the entire 3000km of the archipelago

Question 4

what is the name of the volcano

Answer 4

mount merapi

Question 5

what type of volcano is mount merapi

Answer 5

strato-volcano

Question 6

what island is mount merapi on

Answer 6

java

Question 7

how far is mount merapi from the nearest city and what is this city’s population

Answer 7

28km north of Yogyakarta which has a population of 2.4 million

Question 8

how many times has mount merapi erupted within the past 25 years

Answer 8

1994, 1997, 2001, 2006, 2010, 2016, 2018, 2020, 2021

Question 9

what date was the eruption

Answer 9

26th october 2016

Question 10

how was there preparation for the eruption

Answer 10

local authorities evacuated everybody living within 10km of the summit

Question 11

what distance did pyroclastic flows reach in each direction

Answer 11

4km north, 7km east, 15km south, 11.5km west

Question 12

what vei was the eruption

Answer 12

4

Question 13

how many people died

Answer 13

353

Question 14

what season did the eruption happen in and what hazard did this cause

Answer 14

the eruption happened at the start of the rainy season which trigered lahars

Question 15

which airport was closed and for how long

Answer 15

Yogyakarta, two weeks

Question 16

how many people were injured

Answer 16

277

Question 17

how many people became refugees

Answer 17

410,000

Question 18

what quantity of material did the eruption eject

Answer 18

ash fall and pyroclastic flow amounted to 150 million m3

Question 19

how much agricultural land was lost

Answer 19

1000 hectares of agricultural fields

Question 20

how many homes were destroyed

Answer 20

2000 homes were destroyed

Question 21

how many people were evacuated

Answer 21

350,000

Question 22

how much were financial losses estimated at

Answer 22

$781 million

Question 23

what was a government mitigation scheme during the aftermath of the eruption

Answer 23

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

Question 24

what is Indonesia’s GDP as of 2021

Answer 24

$1.247 trillion