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Dukono volcano photos Dukono on Halmahera in Indonesia has been in permanent activity for years, often producing ash plumes that drift around the northern part of the island and have become normality.
Tropical rainforest, coconut palm beaches, primitive culture and moon-like landscapes, and some of the world's most active and exciting volcanoes. Join us on our expedition to Vanuatu.
Introduction to Plate Tectonics The Earth's upper, rigid layer is broken into several plates which are in constant motion to one another. Most earthquakes and volcanoes occur as result of these plate boundaries.