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Population

Population. Where would you rather live?. Population. There are more than 6.5 billion people living on the earth When studying population geographers look at birth rates, death rates, marriage, and culture. Are we dense?. Population density = Average number of people/sq. mile.

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Population

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  1. Population

  2. Where would you rather live?

  3. Population • There are more than 6.5 billion people living on the earth When studying population geographers look at birth rates, death rates, marriage, and culture

  4. Are we dense? • Population density = • Average number of people/sq. mile

  5. Population Growth Chart Why such a drastic increase?

  6. Why the increase? • Advances in communication technology • food production improvements • Better health care

  7. Dangers of overpopulation • Almost 2/3 of the earth is covered by water • ½ the land is unusable • As people adapt to the environment they change the environment • Cutting down trees, building houses, cities, etc.

  8. Dangers of overpopulation • Rapid growth may cause famine, disease, natural resource depletion, poverty, lower standard of life.

  9. How has Peach Street changed in your lifetime?

  10. Population Growth • Advances in technology – food production and medical care • Rapid growth may cause famine, disease, natural resource depletion

  11. Population rates • Birth rate higher than death rate = increased growth • Death rate higher than birth rate = decrease growth

  12. Patterns of Settlement • Population is unevenly distributed around the world • Most people = East Asia, Europe, and Eastern North America • Growth is higher in Urban areas or in less developed nations. Why?

  13. Population Patterns

  14. Immigration

  15. Immigration • Immigrant – Someone who moves into your country. • Emigrant – Someone who moves out of your country. • What are some reasons people move?

  16. Pull and push factors • Pulls: economic opportunity, natural resources, climate, freedom • Pushes: war or conflict, natural disaster, population pressure

  17. Pull or Push

  18. Global net migration

  19. Internal migration • From one region or state to another • Rural to urban migration

  20. Voluntary or forced • Voluntary: free choice • Forced: not your choice • Slavery • Refugees • Redevelopment

  21. Where to? • Return migration: back to place of origin • Up to 25% of all migrants • Unsuccessful trip, or goal was met

  22. Impact of Immigration • Language • Customs/Traditions • Cultural Landscape

  23. Immigrant Simulation • Who should we let in?

  24. Governments& Economies

  25. Government Structure • Unitary: one central government holds most of the political power (Great Britain, Japan) • Federation: power is shared between central and state/local governments (United States) • Confederation: individual political units keep sovereignty, but give limited power to a central government (Confederate States during Civil War)

  26. Unitary One Central Government

  27. Federation State Local Power is shared

  28. Confederation North South Both sides control their own, but share some powers.

  29. Government Authority • Authoritarian: the leaders hold all the political power • Dictatorship: power is concentrated in a small group or single person (Castro) • Totalitarianism: extreme form of dictatorship, gov’t controls every part of society (Hitler, Stalin)

  30. Government Authority • Monarchy: leaders (Kings, Queens) inherit position. • Democracy: the people have the power to choose their leaders and determine government policy

  31. Economic Systems • 1. Traditional Economy – families produce what they need • 2. Market Economy – Capitalism (United States) • Private individuals/groups decide what to produce, how much to produce, and at what price • Laws of supply and demand

  32. Economic Systems • Command Economy – controlled by a single, central government • Economic decisions made by government leaders

  33. Economic Systems • Mixed Economy – mixture of all three • Socialism • Government should run some industries • Government should provide some goods and services

  34. Quiz Chapter 3 (18 points) • 1. Why has the world’s population increased rapidly over time? • 2. How is population density calculated? • 3. Describe there difference between a Unitary and Confederation System of government. • 4. Describe the difference between a Federation and a Unitary government structure • 5. List and describe two types of government authority. • 6-9. List and describe 3 types of economic systems.

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