hazards- contrasting volcanic eruptions Flashcards
Where is Mount Merapi located?
Java, Indonesia
What type of volcano is Mount Merapi, and what is it part of?
Stratovolcano, part of the Pacific Ring of Fire
When did Mount Merapi’s eruption occur, and what was its VEI?
2010, VEI 4
What were the primary impacts of the 2010 Mount Merapi eruption?
- 353 deaths
- 350,000 displaced
- respiratory issues from ash
- destruction of villages, farmland, and infrastructure
What were the secondary impacts of Mount Merapi’s eruption?
- Respiratory illnesses
- agricultural disruption
- long-term displacement
- economic impact
How did Indonesia respond to the Mount Merapi eruption?
- Evacuated 350,000 people
- provided shelters and aid
- restricted high-risk area settlement
What factors contributed to the high impact of the Mount Merapi eruption?
- High population density
- limited disaster resources
- vulnerabilities despite monitoring
Where is Mount Ontake located?
Honshu, Japan
What type of eruption occurred at Mount Ontake in 2014?
steam-driven eruption with no magma
When did the Mount Ontake eruption occur, and what was its VEI?
2014, VEI 3
What were the primary impacts of the Mount Ontake eruption?
- 63 deaths, primarily hikers
- localized environmental damage
What were the secondary impacts of Mount Ontake’s eruption?
- Decline in tourism
- psychological impact
- safety concerns for dormant volcanoes
How did Japan respond to the Mount Ontake eruption?
- Conducted search and rescue
- increased monitoring
- established new safety protocols
Why was the Mount Ontake eruption particularly impactful?
- Sudden with minimal warning
- peak hiking season, but good emergency response
How did the primary impacts differ between Mount Merapi and Mount Ontake?
Merapi: Mass fatalities and displacement; Ontake: Mostly affected hikers and tourists
