Show:
Volcano Science
Under Iceland
Eyjafjallajökull
Katla
100
These one inch to car sized projectiles begin as blobs of magma thrown from the volcano.
What are volcanic bombs?
100
Iceland sits on top of this magmatic structure.
What is a hotspot or mantle plume?
100
The Eyjafjallajökull eruption occurred in this year.
What is 2010?
100
Volcanologists decended into the empty crater of the Katla volcano in order to observe these structures.
What are lava tubes?
200
Studying the geochemistry of this substance can determine its volcano of origin.
What is volcanic ash?
200
On average, Iceland experiences this many volcanic eruptions every year.
What are 5 volcanic eruptions?
200
After the lava flow was plugged, an increase in this caused the Eyjafjallajökull eruption.
What is pressure?
200
This structure makes the Katla Volcano unique.
What is an empty magma chamber?
300
Magma shares both its color and viscosity with this popular condiment.
What is ketchup?
300
The fracture that runs through Iceland expands at a rate comparable to this process.
What is fingernail growth?
300
The eruption of Eyjafjallajökull caused a $4 billion loss to these industries.
What is air travel and tourism?
300
The magma from the Katla volcano drained in this period of time.
What is a few days?
400
The explosiveness of a volcano is in part determined by the levels of this substance.
What are volcanic gasses?
400
Iceland is being uplifted at this rate.
What is 6cm/year?
400
Before the Eyjafjallajökull eruption, magma began to flow to the surface through this structure.
What is a narrow slit?
400
For this reason, scientists are watching the Katla volcano very closely.
What is the historical precedence that if Eyjafjallajökull erupts, Katla will also erupt?