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Chapter 16 Key Terms. mangrove – a tropical tree with roots both above and below the water savanna – a tropical grassland with only a few trees harmattan – a dusty wind that blows from the Sahara subsistence farm – a small plot where farmers can grow only enough to feed their families
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Chapter 16 Key Terms • mangrove– a tropical tree with roots both above and below the water • savanna– a tropical grassland with only a few trees • harmattan– a dusty wind that blows from the Sahara • subsistencefarm– a small plot where farmers can grow only enough to feed their families • cacao– a tropical tree whose seeds are used to make chocolate and cocoa
Chapter 16 Key Terms • compound – a group of houses surrounded by walls • civilwar – a fight among different groups within a country • overgraze – allowing animals to strip the land so bare that plants cannot grow back • drought– a long period of extreme dryness and water shortages • desertification– the process of grasslands turning into deserts
Chapter 16 Key Terms • bauxite – a mineral that is used to make aluminum • phosphate – a mineral salt that is used in fertilizers