Supervolcano (Yellowstone, USA) Flashcards Preview

Geography Case Studies > Supervolcano (Yellowstone, USA) > Flashcards

Flashcards in Supervolcano (Yellowstone, USA) Deck (10):
1

Where

Yellowstone, North America

2

Why

Magma is shifting and colder is rising up

3

Size

Magma chamber is 80km long, 4km wide and 8km deep

4

Previous eruptions

2.3 million
2 million
630,000

5

Destruction

20,000km^2
Within 2000km radius, everything covered in 15cm of ash
87,000 deaths

6

How many would die

87000
1 in 3 effected would die

7

Effects

Transport
Electricity
Water
Farming
Global climate

8

Basin name

Norris Geysner basin

9

How much has ground moved

Risen by 70cm in places

10

UK reaction

Ash would reach in 5 days after eruption

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