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Batu Tara photos A remote island in the Flores Sea of Indonesia formed by a single volcano that has been in strong strombolian eruption for years. We regularly lead expeditions to there where we camp several days to observe it.
Worst earthquakes of the 20th century More than 1.5 million people lost their lives because of earthquakes in the 20th century. Check the list of damaging and deadly quakes from 1900-1999!
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.
Earthquakes near Volcanoes Our world-wide map continuously detects shallow earthquakes near volcanoes. These could be early signs of unrest and often precede eruptions.