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Chapter 7 Sections 1 and 2

Physical features - Africa South of the Sahara
STUDY
PLAY
escarpment
A steep cliff at the edge of a plateau with a lowland area below
rift valley
A deep valley that forms where two plates move apart.
gorge
like a canyon, a steep-sided valley formed when a river cuts through land that is being lifted upward
industrial diamond
diamond used to make drills, saws, or grinding tools to process other materials rather than as a gemstone
series
arranged in an order and alike in some way
principal
most important; main or primary
drought
long period without rain
rain forest
dense stand of trees and other growth that receives high amounts of precipatation each year
canopy
dense covering formed by the leafy tops of tall rain forest trees; umbrella like covering formed by the tops of trees in a rain forest
deforestation
the process of stripping the land of its trees; cutting down of forests without replanting new trees
ecotourism
type of tourism in which people visit a country to enjoy its natural wonders
savanna
broad grassland in tropical or subtropical regions with few trees
desertification
process by which dry land areas turn into deserts
succulent
having fleshy plant tissue that conserves moisture; a plant that has thick, fleshy leaves that can conserve moisture
annual
occurring once a year
enormous
vey big; extraordinarily large in size or extent or amount or power or degree