Geography- case study-DW- supervolcano- Yellowstone Flashcards
0
Q
When have past eruptions occured at this hot spot?
A
- 2 million years ago
- 1.3 million years ago
- 630,000 years ago
1
Q
Where is Yellow stone located?
A
Yellow stone National Park, USA
2
Q
How many people would die if it erupted?
A
87,000
3
Q
How much land would it destroy?
A
10,000km^2
4
Q
What effects would occur if the supervolcano did erupt?
A
- 1 in 3 people affected would die
- destroy land
- ash would cover buildings within 1000km
- ash would affect transport, electricity, water, farming e.t.c
- Lahars
- global climates would change (there would be a volcanic winter)
5
Q
How big is the magma chamber beneath Yellowstone believed to be?
A
80km long
40km wide
8km deep
