Iceland: ridge, plume and basalt - for iPad/Mac/PC

Iceland: ridge, plume and basalt - for iPad/Mac/PC

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Why is Iceland the fastest growing island in the North Atlantic? Why is Iceland on dry land? Dr Dave McGarvie takes us on a geographically complex field trip to discover Iceland's new land. McGarvie explains how different types of basalts eruptions help build the crust of Iceland. This material form…

The Open University

  • Apr 12, 2010 LATEST EPISODE
  • infrequent NEW EPISODES
  • 3m AVG DURATION
  • 12 EPISODES


Latest episodes from Iceland: ridge, plume and basalt - for iPad/Mac/PC

Iceland: ridge, plume and basalt

Play Episode Listen Later Apr 12, 2010 0:40


A short introduction to this album.

Transcript -- Iceland: ridge, plume and basalt

Play Episode Listen Later Apr 12, 2010


Transcript -- A short introduction to this album.

Volcanism in the western riftzone

Play Episode Listen Later Aug 19, 2009 6:33


Basalt, Icelands basic building block of the western rift zone

water crust volcanic compositions basalt icelands plagioclase feldspar
Transcript -- Volcanism in the western riftzone

Play Episode Listen Later Aug 19, 2009


Transcript -- Basalt, Icelands basic building block of the western rift zone

water crust volcanic compositions icelands plagioclase feldspar
Tectonic forces

Play Episode Listen Later Aug 19, 2009 2:39


Evidence of Icelands crustal stretching.

fissure craters icelands ridges tectonic forces mid-ocean ridges
Transcript -- Tectonic forces

Play Episode Listen Later Aug 19, 2009


Transcript -- Evidence of Icelands crustal stretching.

fissure craters icelands ridges transcript evidence tectonic forces mid-ocean ridges
Volcanism in the eastern riftzone

Play Episode Listen Later Aug 19, 2009 5:55


Examining Icelands 1480AD fissure eruption.

ice explosion lava flow physical properties
Transcript -- Volcanism in the eastern riftzone

Play Episode Listen Later Aug 19, 2009


Transcript -- Examining Icelands 1480AD fissure eruption.

ice explosion lava flow physical properties
New land on the Island of Vestmannaeyjar

Play Episode Listen Later Aug 19, 2009 3:51


Why is new land being created so far away from the spreading ridge?

alkali surtsey eruption melt generation
Transcript -- New land on the Island of Vestmannaeyjar

Play Episode Listen Later Aug 19, 2009


Transcript -- Why is new land being created so far away from the spreading ridge?

transcript why alkali surtsey eruption melt generation
Why is Iceland on dry land?

Play Episode Listen Later Aug 19, 2009 2:04


Iceland is the fastest growing ocean island in the North Atlantic, but why is it above water?

iceland north atlantic geophysics mid-atlantic ridge mantel plume
Transcript -- Why is Iceland on dry land?

Play Episode Listen Later Aug 19, 2009


Transcript -- Iceland is the fastest growing ocean island in the North Atlantic, but why is it above water?

north atlantic geophysics mid-atlantic ridge mantel plume

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