All Notes for GEOG 2253


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Unformatted text preview: Hot summers and cold winters Southern Hemisphere opposite of Northern Hemisphere El Nino—warm current arrives along the cold waters of Ecuador and Peru Causes flooding and drought Population & Settlement— 540 million people Dramatic population growth occurred in 1960s & 1970s infant mortality rate declined life expectancy rose birth rate remained high 150 million in 1950 450 million by 1995 Four countries account for 70% of the population Brazil—191 million Mexico—110 million Columbia—45 million Argentina—40 million (know these) High levels of urban primacy—a country that has a primate city three to four times larger than any other city in the country Primacy viewed as a problem—too many resources concentrated in one urban center Primate cities are often the capital city Center of politics, economy, media, culture and education Not a problem in the US or other developed countries NOT a problem for Brazil (exception) Lima, Peru/Caracas, Venezuela/Guatemala City, Guatemala, etc. Many megacities—populations greater than 10 million Sao Paulo, Rio de Janeiro, Mexico City, Buenos Aires Most large cities are on or near the coast Growth of urbanized regions have led to “new” megalopolises: Mexico City­Puebla­Toluca­Cuernavaca Niteroi­Rio de Janeiro­Santos­Sao Paulo­Campinas Latin American City Model— Many city dwellers live in squatter settlements— Makeshift housing on land not legally owned The Central Business District (CBD), elite spine, and residential sectors may have excellent access to services and utilities Life in peripheral zone is much more difficult 1/3 city dwellers live in squatter settlements Modern Urban Challenges— Urban environmental challenges Pollution, inadequate water, garbage removal Industrial pollution “Urban Frontier” or “Urban Sprawl” Population & Settlement— Since the 1950s, peasants began to migrate to urban areas Mechanization of agriculture Less jobs in rural areas Population pressures Consolidation of lands Most people live in the cities but a distinct rural lifestyle still exists 125 millio...
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This note was uploaded on 02/07/2014 for the course GEOG 2253 taught by Professor Staff during the Spring '08 term at Oklahoma State.

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