California is part of the larger world region called the what?

California is part of North America. North America consists of the United States and Canada. There are 7 major regions of the world, also known as continents. The seven continents are North America, South America, Africa, Europe, Asia, Antarctica, and Australia.

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Explosive eruptions are the most hazardous, involving large volumes of tephra and gases emitted from the volcano. lahars, pyroclastic flows, ashfall, and many other volcanic hazards are commonly associated with explosive eruptions. explosive eruptions are very dangerous. basically, any form of hazard can occur.