Volcanoes_2 - EOSC 114 / Guillaume Carazzo Earthquakes...

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EOSC 114 / Guillaume Carazzo Earthquakes Volcanoes Landslides Storms Waves Impacts Recap Last session we examined: • what volcanoes are • what magma is and how it behaves • some of the controls on types of eruption like: – gases – viscosity – composition
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Volcanoes Lecture 1 - Volcano Basics Lecture 2 - Types of volcanoes Lecture 3 - Volcanic hazards I Lecture 4 - Volcanic hazards II Lecture 5 - Volcano monitoring and predicting eruptions Outline 1 / Volcano location 2 / Main types of volcano
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Learning Goals • Why do volcanoes occur where they do? • What are the different types of volcano? • Why are there different types of volcano? Where do volcanoes occur? Volcano location is controlled by: 1. plate tectonic boundaries OR 2. hot-spots
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Distribution of the World’s Active Volcanoes (on land) Distribution of the World’s Active Volcanoes (on land) RING OF FIRE
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Note chemical composition of different layers MAFIC mantle MAFIC crust FELSIC crust Tectonic Boundaries
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1. Continental Volcanic Arcs-
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Volcanoes_2 - EOSC 114 / Guillaume Carazzo Earthquakes...

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