Random Volcanic Podcasts

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The geological record of environmental change – for iPod/iPhone

by The Open University
Since Sep 3, 2008 19:48 UTC

This series of tracks looks at evidence of geological change in the field. Using examples in the UK and the USA they examine how geologists can map past activity from geological evidence. Material is taken from The Open University course S369 The geological record of environmental change.

Categories: Education

Tags: bedding, boulders, carbonates, climatic cooling, dalradian, diamantine, dolomite, dyke, geochemical, global, ice wedge, impacts, limestone, marine, outcrop, sandstone, Scotland, seabed, sedimentary, seismic, tectonics, tidal, tillite, volcanic, weather

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Now

Iceland: ridge, plume and basalt – for iPod/iPhone

by The Open University
Since Aug 20, 2009 01:31 UTC

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.

Categories: Education

Tags: eruption, Frozen, Ice, landscapes, Lava, volcanic

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