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…showed last 75 words of 236 total…it can also be pierced by the magma that lies underneath, especially along the lines of weakness at plate margins. Volcanoes are not found everywhere in the world. They occur mostly around the edges of the Pacific Ocean in a huge band called the Ring of Fire. There are more groups of volcanoes in the east, Africa, Iceland, Southern Italy, and the Caribbean. There are even some in the frozen continent of Antarctica. ------------------------------------------------------------------------ **Bibliography**