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H. J. deBlij.  Write it…  Where are population clusters?  Why do people cluster in these areas?  What impact does it have on the environment?

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Presentation on theme: "H. J. deBlij.  Write it…  Where are population clusters?  Why do people cluster in these areas?  What impact does it have on the environment?"— Presentation transcript:

1 H. J. deBlij

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4  Write it…  Where are population clusters?  Why do people cluster in these areas?  What impact does it have on the environment?

5 On this map, one dot represents 100,000 people Population distribution Descriptions of locations on the Earth’s surface where individuals or groups (depending on the scale) live D

6 On this map, one dot represents 100,000 people Population distribution Descriptions of locations on the Earth’s surface where individuals or groups (depending on the scale) live A B C

7 A. East Asia : ¼ of world population B. South Asia : Bound by the Himalayas to the north and a desert in Pakistan C. Europe : Population concentrated in cities D. North America : Megalopolis

8  Difference between births and deaths  Does not include immigration and emigration

9  Difference between births and deaths  Does not include immigration and emigration

10  http://www.census.gov/popclock/ http://www.census.gov/popclock/

11  http://www.youtube.com/watch?v=VcSX4ytEfcE http://www.youtube.com/watch?v=VcSX4ytEfcE  http://www.youtube.com/watch?v=9_9SutNmfFk http://www.youtube.com/watch?v=9_9SutNmfFk  http://www.youtube.com/watch?v=sc4HxPxNrZ0 http://www.youtube.com/watch?v=sc4HxPxNrZ0  http://www.youtube.com/watch?v=4B2xOvKFFz4 http://www.youtube.com/watch?v=4B2xOvKFFz4

12  Components of population composition – Gender distribution – Age distribution  Population pyramid : Graphic depiction of population by percentage in each age group, divided by gender

13  High infant mortality  Short life expectancy  Rapid population growth

14  Low infant mortality  Long life expectancy, especially for females  Little or no growth, even natural decrease

15 Deaths of babies less than one year of age, per 1,000 live births in a year

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18 Number of years a person born now can expect to live

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20  Expansive population policies  Anti-capitalist ideologies (e.g., Maoist China, Soviet Union)  Combating declining birth rates, aging populations (e.g., Europe)  Eugenic population policies (e.g., Nazi Germany)  Restrictive population policies

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22  1950s: Population planning program  1960s: National population planning program  1970s: Beginning of forced sterilization program for men with 3 or more children; 22.5 million men sterilized  2004: Beginning of guns-for-sterilization program in Uttar Pradesh  Today: Use of advertising and persuasion to lower birth rates in most states

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25  http://www.youtube.com/watch?v=NlgYXaIdr7E

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