Related by context. Frequent words. (Click for all words.) 70 Eyjafjallajökull 69 Grimsvotn 66 volcanic plume 65 Eruptions 63 volcano 63 Kilauea Volcano 63 Grimsvotn volcano 63 Iceland Eyjafjallajokull volcano 63 Eyjafjallajokull volcano 62 Eyjafjallajokull 61 spewed ash 61 eruption 61 volcano eruption 61 volcanic eruption 60 Alaska Mount Redoubt 60 ash plumes 59 volcanic ash clouds 59 volcanic activity 58 Volcanic eruptions 58 volcano erupting 57 ash plume 57 eruptions 57 volcanic eruptions 57 Kilauea volcano 57 volcanic 57 Mount Redoubt 57 volcanic ash 57 Iceland Eyjafjallajokul volcano 57 volcanoes 57 volcano erupted 56 Eruption 56 volcano eruptions 56 volcanic tremors 55 ash spewed 55 ash spewing 55 active volcanos 55 volcano erupts 55 Tungurahua 55 Volcanic 55 lava flow 54 spewing ash 54 Volcanic Ash 54 Indonesia Mount Merapi 54 active volcanoes 54 spewing lava 54 volcanic gases 54 Eyjafjallajokull glacier 53 pyroclastic flows 53 Mount Sinabung 53 Iceland volcano 53 ash clouds 53 Mount Kelud 52 Bulusan 52 magma chamber 52 Icelandic Meteorological Office 52 lava 52 volcano crater 52 lava flows 51 ash cloud 51 Mount Etna 51 Merapi 51 Mount Merapi volcano 51 Volcanic ash 51 volcanos 51 Younger Dryas 51 icecap 50 volcanic crater 50 Iceland volcanic ash 50 volcanic earthquakes 50 dormant volcano 50 Katla 50 sunspot 50 Mayon Volcano 50 Saturn moon Enceladus 49 Geminids 49 volcanism 49 volcanic ash plume 49 ash 49 lavas 49 plume 49 equatorial Pacific Ocean 49 geomagnetic field 49 Sulfur dioxide 49 eruptive 49 lava dome 49 Perseids 49 molten rock 49 Mayon volcano 48 aerosol particles 48 X ray emission 48 Particulate 48 caldera 48 volcanically active 48 Icelandic volcano eruption 48 vulcanologists 48 Alaska Volcano Observatory 48 sunspot cycle 48 Volcanology 48 erupting volcano 48 cirrus clouds 48 Sunspots