GEOG 102 Lecture Notes - Lecture 8: Sub-Saharan Africa, Cultural Assimilation, Lingua Franca
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4 Dec 2017
School
Department
Course
Professor
Chapter Seven
Sub-Saharan Africa
Major Geographic Qualities
• Plateau continent – no major mountain range
• Culturally rich – hundreds of ethnic groups
• Majority farmers
• Rich in raw material with heavy reliance in primary activities
• Famous for wildlife (safari tourism), many species threatened
• Largest refugee population on Earth
• Government mismanagement and poor leadership is a colonial
Physiography
Rifts & Rivers
• No mountain backbone
• Great Lakes and Rift Valleys
o Created by tectonic forces
o Steep-sided, linear valleys
• Unusual river courses
o Inland and coastal deltas
o Major waterfalls and cataracts
• Plateau continent
o Limited coastal plains
o Margins marked by escarpment
• 1/5 of Earth’s land
• continental dryness in north and south
• subtropical High-Pressure Belt produces arid conditions
• Access to water is serious continental problem
Natural Environments
• Climatic regions distributed symmetrically about the equator
• Due to Africa’s shape, dry continental climates exist
• Moving north or south from the Congo Basin, dry seasons grow longer
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