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: "One of the most eye-catching guides to the world’s volcanoes ever published.
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The Volcano Adventure Guide
: Excellent information and background for anyone wishing to visit active volcanoes safely and enjoyably. The book presents guidelines to visiting 42 different volcanoes around the world.
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Saturday, Apr 06, 2013
VSI raised the alert level to 2 (Waspada) on a scale of 1-4, but does not specify the reason (likely increased seismic activity). No further details are known for the time being. [more]
Thursday, Apr 12, 2012
Since January, no plumes, changes or seismic activity were observed around the Tambora caldera. On 9 April the Alert Level was lowered to 1 (on a scale of 1-4). [more]
Volcanoes of Sumbawa Island
|On 10 April 1815, Tambora produced the largest eruption known on the planet during the past 10,000 years. The volcano erupted more than 50 cubic kilometers of magma. Caldera collapse at the end of the eruption destroyed 30 km3 of the mountain and formed a 6 km wide and 1250 m dee... [more]|
More on VolcanoDiscovery:
Books about Volcanoes
: A selection of great books about volcanoes and volcanism, grouped into sections of different reading level interest.
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.
Volcanic Ash Advisory Centres
: Much current eruption news is provided by the 9 Volcanic Ash Advisory Centres (VAAC) distributed around the globe. The VAACs provide a vital service for aviation safety.