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News and Views
Nature 442, 251-252 (20 July 2006) | doi:10.1038/442251a; Published online 19 July 2006
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Plate tectonics: Magma does the splits
Freysteinn Sigmundsson1
Abstract
A minor volcanic eruption in Ethiopia was the main visible clue to a massive injection of magma along the Afar rift last year. Such inconspicuous processes could have been crucial in early continental break-up.
Earth's surface is a mosaic of cool, strong rock plates that are moving continuously at rates of up to 12 centimetres a year. On page 291 of this issue1, Wright et al.
- Freysteinn Sigmundsson is at the Nordic Volcanological Center, Institute of Earth Sciences, University of Iceland, Sturlugata 7, Askja, 101 Reykjavik, Iceland.
Email: fs@hi.is
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