Ash emission from Krakatau (Photo: Tom Pfeiffer)
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Tropical rainforest, coconut palm beaches, primitive culture and moon-like landscapes, and some of the world's most active and exciting volcanoes
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: A third tectonic setting where volcanism occurs is believed to be the result of mantle plumes and not directly related to plate boundaries. So called hot spot volcanoes fall into this category.
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.
Ubinas activity updates
: The most frequently active volcano in Peru entered a new eruptive phase in 2014. Updates and news are regularly posted on this page.