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Volcanoes & Earthquakes Upgrade the Volcanoes & Earthquakes app! Once installed for a tiny one-time cost, it unlocks additional features, removes ads in the free version of the app.
Vulkane Italiens - order online 88 pages, brilliant color photos, German language - this beautifully illustrated guidebook is a perfect introduction and companion for all interested in Italy's rich and varied volcanic areas.
Divergent plate boundaries in oceans Two ocean plates move apart from each other. Hot upwelling mantle material forms magmas that continuously produce new oceanic crust. An ocean widens.
Photos from Armenia Armenia is a very photogenic country with a large variety of landscapes showing some very spectacular geology, century-old monasteries and castles, and much more.