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Earthquakes IntroductionIzmit earthquakeFloods Thessaloniki (Greece)Hurricanes Storm surgesHurricane KatrinaVolcanoes Introduction Andean Volcanic BeltEtnaNyiragongo and Nyamuragira |
| Volcanoes More on volcanoes Volcanoes on EarthVolcanic hazardsVolcano monitoring | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||