Related by context. Frequent words. (Click for all words.) 50 volcanologist 50 Eyjafjallajökull 48 Einarsson 48 volcano eruptions 48 Eyjafjallajökull volcano 48 Katla 47 Icelandic Met 47 Seismologist 47 Anatahan 46 Olafsson 46 Kelud 46 volcano 46 Indonesia Mount Merapi 46 Steinar 46 Icelandic Meteorological Office 46 Grimsvotn 45 vulcanologist 45 Gunnarsdottir 45 eruptive 45 lava dome 44 Subandrio 44 Subandriyo 44 pyroclastic flow 44 mud volcanoes 44 Volcanologists 44 Geological Hazard Mitigation 44 volcanology 44 volcanic plume 44 Niels Bohr Institute 44 Ingvar 44 Volcanology 43 Pakaya 43 Phivolcs 43 volcanic ash clouds 43 volcanic activity 43 Jørgensen 43 Mount Kelud 43 volcanologists 43 Iceland Eyjafjallajokull volcano 43 Akureyri 42 lahars 42 Mount Sinabung 42 volcanic eruption 42 volcanic tremors 42 Fréttabladid 42 pyroclastic flows 42 Gislason 42 Eyjafjallajokull volcano 42 eruption 42 Volcano erupts 42 Bromo 42 Norwegian Polar 42 volcanic gases 42 Kilauea volcano 42 melting permafrost 42 Bulusan 42 Gudmundsson 42 Eruptions 42 Hawaiian Volcano Observatory 42 Chaiten 42 Tungurahua 42 Laitinen 42 Palsson 42 Solidum 42 Mount Merapi volcano 42 ash plumes 41 Sigurdsson 41 Alaska Mount Redoubt 41 Mount Redoubt 41 Kristjan 41 Mount Bromo 41 Volcanic eruptions 41 Iceland Volcano 41 volcano erupted 41 Eyjafjallajokull 41 Morgunbladid 41 Tambora 41 ashfall 40 Widodo 40 Kjetil 40 Orn 40 fjord 40 Civil Protection Agency 40 Sinabang 40 Tiina 40 volcano eruption 40 Chaiten volcano 40 lava 40 Iceland 40 Gisladottir 40 Redoubt 40 magma chamber 40 volcano erupting 40 Stromboli 39 Geophysical Institute 39 Merapi 39 Magelang 39 eruptions 39 volcanoes 39 Zoback 39 Arni