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Questions for Discussion: Volcanic Eruptions and Hazards
- What is the difference between an extrusive and an expulsive eruption?
- What are the dangers to humans when a volcano erupts?
- Which appears to cause the most hazards to humans, an effusive or an explosive eruption? Why?
- Of the hazards caused by eruptions, list and describe at least three that are damaging on a local level, and at least one that has more global implications.
- Why do you think humans continue to live near volcanoes despite the possibility of an eruption at some later time?
