Volcano Monitoring and Hazard Mitigation

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Presentation transcript:

Volcano Monitoring and Hazard Mitigation

Volcanoes can be extremely hazardous natural phenomena Volcanoes can be extremely hazardous natural phenomena. That is why it is important to understand as much as possible about them, in an attempt to understand the processes involved in eruptions and try to minimize the risk to life and property.

Volcanic Fatalities 92,000 Tambora, Indonesia 1815 36,000 Krakatau, Indonesia 1883 29,000 Mt Pelee, Martinique 1902 15,000 Mt Unzen, Japan 1792 But, volcanoes cause fewer fatalities than earthquakes, hurricanes and famine.

Many volcanoes are found in heavily populated areas Many volcanoes are found in heavily populated areas. Volcanic soil is very fertile and rich in minerals so people move on to the sides of volcanoes to plant crops and graze livestock. This puts them in great danger if there is an eruption. Note: there are many small-scale eruptions occurring all over the world every day. But most are either in remote locations, are too small to cause too much damage or are well-managed and only a minimal risk to humans.

Volcanic Hazards Pyroclastic flow Lahars/Mud flows Pyroclastic fall Lava flow Noxious Gas Earthquakes