Lecture7_Population

Lecture7_Population - Population Lecture 8 Geog 130...

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Unformatted text preview: Population Lecture 8 Geog 130 ronaldl@umd.edu Announcements Paper #1 due in discussion Dial Access Movie: Clash of Culture 52 min. Agriculture Conference Groups began next week. Test on February 25 th !!!!!!!!!!!!!!!!!!!!!!!!!!! Definitions Rates : Frequency of occurrence of an event during a given time frame for a designated population Crude Birth Rate : the annual number of live births per 1000 people Crude Death Rate : the annual number of live deaths per 1000 people Total Fertility Rate: The average number of children that would be born to each women if, during her childbearing years, she bore children at the current years rate for women that age. Natural Increase : The growth of a population birth minus death = Natural Increase. Excludes effects of migration. Replacement Value: The number of children per family just sufficient to keep total population constant. 2.1 World Population Cartogram Fig. 2-1: This cartogram displays countries by the size of their population rather than their land area. (Only countries with 50 million or more people are named.) World Population: 2000 World Population: 2000 Comparison Africa Year Population 1650 100mil. 1750 95 1800 90 1850 95 Europe Year Population 0 C E 3 2 m i l . 6 1 8 1300 70 1400 40 1700 100 World Population Growth Human Population Growth over Time World Population Growth World Population Growth Year Population 150 million 1650 0.5 billion 1900 1.5 billion 1975 4 billion 1986 5 billion 2000 6 billion 2004 6.4 billion World Population Explosion World population has been growing exponentially and is continuing to grow. 2000 6 billion 2013 7 billion 2028 8 billion 2054 9 billion Source: The Population Reference Bureau, 2001 Population Change Country by Rank 1950 in millions Country by Rank 2000 in millions Country by Rank 2050 in millions 1. China 2. India 3. US 4. Russia 5. Japan 6. Indonesia 7. Germany 8. Brazil 9. UK 10. Italy 562 369 152 101 83 82 68...
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This note was uploaded on 04/17/2008 for the course GEOG 130 taught by Professor Luna during the Spring '08 term at Maryland.

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Lecture7_Population - Population Lecture 8 Geog 130...

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