Pahoehoe is a Hawaiian term applied to blocky basalt flows. The port town of St. Pierre, on the Caribbean Island of Martinique, was destroyed by a nuee ardente. Magmas rise from their source region because they are laden with H2O and other dissolved gases. Valley widening primarily occurs by mass wasting. The Earth's lithosphere is broken into how many large, rigid plates.
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Please write your answer on the blank answer sheet. Explain ways to control and stabilize landslides.