A will form above a chamber or plume of . There is a wide variety of volcanoes, and some are more explosive than others. Molten is far from the only hazard; volcanic eruptions can cause massive damage with ashfall, s, toxic gases, and deadly landslides. There are even a few volcanoes considered so dangerous that we call them “supervolcanoes“, and they have the potential to impact society drastically for generations.

Although volcanoes are ous, they are a continuous boon for the global economy. The precious s and useful rocks formed by volcanic processes have benefited civilization for thousands of years. In the modern economy, we use volcanism as a source of alternative energy and rocks in trades ranging from construction to cosmetics.

Learning Objectives

  • Describe the location of volcanoes in relation to plate boundaries.
  • Describe the size, shape, and eruption style of volcanoes and how they form.
  • Explain how scientists monitor and study volcanoes.
  • Identify the major volcanic hazards and their effects on humans and property.
  • Explain how volcanic processes benefit society.


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Dynamic Planet: Exploring Geological Disasters and Environmental Change Copyright © 2021 by Charlene Estrada, Carolina Michele Londono, Merry Wilson is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License, except where otherwise noted.

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