Changing_World_Population_Distribution

Changing_World_Population_Distribution - Changing World...

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Changing World Population Distribution 5
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In 2000, at least 39% of the world’s urbanites lived in agglomerations of 5 million or more; only 8% of Americans lived in cities of 1 million or more. During the 19 th . And 20 th . Centuries (1800s and 1900s) urbanization resulted from and contributed to industrialization.
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Unhealthy conditions contributed to slow urban growth rates and until the mid- 1800x death rates in cities exceeded birth rates in many large European cities. Migration accounted for 90 percent of city growth during this period.
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In 1999, there were 17 mega cities – 13 in less developed regions. It is projected that by 2015, there will be at least 26 mega cities – 22 will be in less developed regions. More than 10 percent of the world’s population will live in these cities – up from 1.7% in 1950.
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In 1960, 90% of global population (2.1 billion of 3 billion ) lived in less developed countries. In 1999, 80% (4.8 billion of 6.1 billion)
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This note was uploaded on 11/04/2009 for the course ISS 320 taught by Professor Houranni during the Spring '07 term at Michigan State University.

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Changing_World_Population_Distribution - Changing World...

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