Yellowstone supervolcano-Case study Flashcards
0
Q
When was its last eruption?
A
630,000 years ago
1
Q
Where is it located?
A
Under Yellowstone National Park USA
2
Q
How much land would it destroy?
A
10,000km3
3
Q
How many people would it kill?
A
87,000
4
Q
Within 1,000km3 how much ash would cover the buildings?
A
15cm
5
Q
What ratio of people affected would die?
A
1 in 3 people
6
Q
What would the ash affect?
A
Farming, Transport, Water supplies, Electricity, Ecosystems
7
Q
When would the UK expect the arrival of the ash?
A
5 days after the eruption
