CHAPTER 9: SOUTH AMERICA From the wettest jungle to the driest desert…South America has it all!
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Transcript of CHAPTER 9: SOUTH AMERICA From the wettest jungle to the driest desert…South America has it all!
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CHAPTER 9: SOUTH AMERICAFrom the wettest jungle to the driest desert…South America has it all!
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SECTION 1: PHYSICAL GEOGRAPHY
How has South America’s rugged landscape both attracted and isolated people?
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MOUNTAINS▪ Andes mountains: world’s
longest mountain chain
▪ Consist of CORDILLERAS: parallel chains or ranges of mountains
▪ An extension of the Rockies
▪ Created isolated groups
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ALTIPLANO▪ Andes encircle the ALTIPLANO:
“high plain”; includes southeastern Peru and western Bolivia
▪ 2nd largest mt. plateau in the world
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PATAGONIA▪ Southern Argentina
▪ Andes create a rain shadow: makes it very dry and windy
▪ Contains valleys, glaciers, and fjords
▪ Extends into southern Chile
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HIGHLANDS▪ Brazilian Highlands
▪ Taper into Eastern Highlands---form a steep ESCARPMENT: cliff or slope btwn a higher and lower land surface
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GRASSLANDS▪ LLANOS: fertile grasslands
found in inland areas of Colombia and Venezuela
▪ PAMPAS: grassy, treeless plains of southern South America—found mostly in Argentina and Uruguay
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AMAZON RIVER▪ Begins on eastern edge of the
Andes
▪ Largest river basin in world: Covers c. 40% of South America (2,722,000 sq. miles); 4195 miles long
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OTHER RIVERS▪ Paraná, Paraguay, and Uruguay
rivers form 2nd largest river system in S.A.
▪ Flow into the Rio de la Plata and then into Atlantic Ocean
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LAKES▪ Lake Maracaibo in Venezuela
▪ Lake Titicaca: border of Bolivia and Peru---world’s highest large lake
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CLIMATE▪ Vertical climate zones
▪ El Niño affects west coast
▪ Tropical Wet (rain forest) and tropical wet/dry (savanna) make up most of eastern S.A.
▪ Atacama Desert: along Pacific coast of Peru and Chile---created by Peru Current
▪ So dry, some places have never recorded rainfall
▪ Fog (camanchaca) is only source of precipitation
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SECTION 2: HUMAN GEOGRAPHY OF SOUTH
AMERICA
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EARLY PEOPLE AND INCA▪ Early indigenous groups:
Moche, Mapuche, and Aymara
▪ Inca Empire: stretched from Ecuador to Chile---Machu Picchu is most well known city
▪ Inca were skilled engineers---built roads throughout empire
▪ No written language (used storytelling)
▪ Used QUIPUS, knotted cords, for financial records
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DEFEAT OF THE INCA▪ Silver and gold were important
▪ This attracted Spanish conquistadors
▪ Forces of Francisco Pizarro defeat Inca and imprison their leader, Atahualpa (1532)
▪ Spanish use the roads built by Inca to spread out
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INDEPENDENCE MOVEMENTS▪ 1800s
▪ Inspired by American and French Revolutions
▪ 1820s: Simón Bolívar wins independence for Venezuela, Ecuador, Peru, and Colombia
▪ Also in 1820s: José de San Martín wins independence for Peru, Chile, Bolivia, and Argentina
▪ Postcolonial SA was unstable afterwards
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INDEPENDENCE CONTINUED▪ Caudillos began taking power in the late 19th century
▪ Political corruption, violence, large wealth gaps, unemployment are still problems throughout South America
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POPULATION PATTERNS▪ 4th largest continent; c. 400
million people
▪ Most people live on the coasts and along major rivers (80% live in cities)
▪ Not very densely populated
▪ Jobs hard to find; people leave for better opportunities
▪ BRAIN DRAIN: loss of highly educated and skilled workers to other countries
▪ Most go to N. America or Europe
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SOCIETY▪ Ethnically diverse
▪ Most are Roman Catholic
▪ Carnival is a celebration of the beginning of Lent (think Mardi Gras)
▪ Syncretism: Macumba and Candomblé
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RESOURCES▪ Forestry, farming, fishing, and
ranching make up 20% of workforce
▪ Grains, soybeans, coffee, cocoa, citrus, cattle, sugarcane, tobacco, and cotton are produced
▪ Coca is popular
▪ Others: gold, silver, copper, iron, and tin
▪ Venezuela, Ecuador, and Argentina are large exporters of petroleum