Volcanoes and Plutons

The video explains the nature and types of volcanoes, including cinder cone, shield, and stratovolcanoes. It discusses ongoing volcanic activity and the formation of plutons and batholiths, using examples from Hawaii, the Cascade Mountains, and Yosemite National Park.

How do volcanoes continue to erupt over billions of years?

Explain the process that leads to the formation of plutons.