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- The
Andean Volcanic Belt spans the west coast of South America. This volcanic belt began to form when the Nazca Plate moved toward and subducted, or sank, below the South American Plate. - Nineteen
of the volcanoes in the Andean Volcanic Zone are in Colombia. Some of these volcanoes, such as the Nevado Del Ruiz volcano, are covered with ice and snow. When Nevado Del Ruiz erupts, the lava melts the ice and snow. This process can form a dangerous mudslide called a lahar.
Complete the sentence.
The Andean Volcanic Belt
convergent
divergent
transform
ref_doc_title.
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