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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.
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.
Kelut volcano's lava dome in 2007 One of the most impressive lava dome eruptions in recent years. A new dome formed in the crater lake of Kelut volcano (East Java) in late 2007. Enjoy some unique pictures.