1004.Chap12 - Chapter 12 Population and Environment...

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Unformatted text preview: Chapter 12, Population and Environment Medicare Federally funded health insurance for people 65 and older 1965 Democrats against the bill (not good for seniors) No canada and no bargaining with medicine companies Basic population statistics World Population: 6.3 Billion Pop. Growth Rate: 1.3% per yr. Doubling Time Rule of 70 Doubling Time (yrs.) = 70/Growth Rate(%) EG 70 = 54 years 1.3 70 = 35 years 2.0% Population Growth Rate Crude of Rate of Natural Increase = CBR - CDR CBR = [N(Births)/Population Size] * 1000 CDR = [N(Deaths)/Population Size] *1000 The Population Growth Rate (CRNI) Varies MDC 0.1 LDC 1.6 Africa 2.4 So. Amer. 1.5 China 0.7 Asia 1.6 except China U.S. 0.6 Europe -0.1 E. Europe-0.5 Quick history of population growth Population of World Year Years to add one Billion 1 Billion 1800----2 Billion 1925 125 3 Billion 1960 35 4 Billion 1975 15 5 Billion 1987 12 6 Billion 1999 12 TFR: Total Fertility Rate The number of children the average woman can be expected to have in her lifetime, given the fertility rate at a given time in a given place. (e.g. country). TFR LDC (except China) 3.5 Africa 5.2 Niger 8.0 Asia (except China) 3.1 China 1.7 Latin America 2.7 Oceania 2.4 U.S. 2.0 Europe 1.4 Is rapid population growth a problem?...
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This note was uploaded on 10/10/2010 for the course SOC 1004 taught by Professor Mdhughes during the Fall '07 term at Virginia Tech.

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1004.Chap12 - Chapter 12 Population and Environment...

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