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Global Chapter 18

Terms in this set (15)

Basin
depressions in a plateau
Nile River
World's longest river; flows 4,000+ miles through Unganda and Sudan and into Egypt. 95% of Egyptians depend on his for their water
Rift Valley
a long, thin valley created by the moving apart of the continental plates, present in East Africa, stretching over 000 miles from Jordan in Southwest Asia to Mozambique in Southern Africa
Mount Kilimanjaro
a volcano in Tanzania in Africa; Africa's tallest mountain
Escarpment
a steep slope with a nearly flat plateau on top.
Sahara
largest desert in the world; means "desert" in Arabic; stretches 3000 miles from Atlantic to Red Sea, 1200 miles north-south
Aquifer
an underground layer of rock that stores water
Oasis
a place where water from an aquifer has reached the surface; it supports vegetation and wildlife
Serengeti
an area of East Africa containing some of he best grasslands in the world and many grazing animals
Canopy
the area encompassing the tops of the trees in a rain forest, about 150 ft above ground
Niger Delta
region that contains most of Nigeria's oil; delta of Niger River
Sahel
"shore of the desert" in Arabic; narrow band of dry grassland running east to west along the southern edge of the Sahara
Desertification
an expansion of dry conditions into moist areas that are next to deserts
Aswan High Dam
a dam on the Nile River in Egypt, completed in 1970, which increased Egypt's farmable land by 50% and protected it from droughts and floods
Silt
loose sedimentary material containing very small rock particles, formed by river deposits and very fertile
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