Iceland: ridge, plume and basalt - for iPod/iPhone
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Les mer Iceland: ridge, plume and basalt - for iPod/iPhone
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 forms part of The Open University course S339, Understanding the continents.
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6 Episoder
Iceland: ridge, plume and basalt
A short introduction to this album.
Volcanism in the western riftzone
Basalt, Icelands basic building block of the western rift zone
Tectonic forces
Evidence of Icelands crustal stretching.
Volcanism in the eastern riftzone
Examining Icelands 1480AD fissure eruption.
New land on the Island of Vestmannaeyjar
Why is new land being created so far away from the spreading ridge?
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