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Understanding Demographics: Factors Influencing Human Populations

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Explore how economic, cultural, and environmental factors shape human populations, with insights on migration patterns, economic recessions, and societal influences. Learn about demographic transition models and population pyramids.

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Understanding Demographics: Factors Influencing Human Populations

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  1. Demographics

  2. Demographics – the study of human populations and populations • What factors could influence Median Age? • How economic & cultural factors could cause a location to have a severe gender imbalance? • Why would a country have more young people than adults and how could this strain their economy? • How could the Syrian conflict, the Arab Spring or the Japanese earthquake & tsunami influence populations?

  3. What are some factors that influence human populations? • Migration Patterns • Economic recession & opportunities • Flee political/religious/individual oppression to freedom elsewhere • Cultural Influences • Religious values – family size, abortion vs. full term pregnancy • Gender bias/preferences • Economics & Income - Standards of living • Healthcare access – Sanitation & disease • Formal Education level – Planned Parenting Programs • Politics • War & conflict / Peace & stability • Government’s ability to satisfy people’s needs • Geography & Climate • Natural Resources Available: Food, Water etc. • Natural disasters: Drought, Floods, Tsunami etc

  4. Population Pyramid – Age Picture Diagram A graph that shows the distribution of various ages groups in a population, which usually forms a pyramid Draw a population pyramid in your notebook and label the parts

  5. Stage 2 – Rapid Population Growth

  6. Stage 3 – Rapid – Slowing Growth

  7. Stage 4 – Slow/Stable/No Growth

  8. Stage 5 - Declining Population

  9. Venezuela’s Population through time Slowing Growth bottom angling slightlyoutward Stable - No Growth flat sides Stable – Slightly Declining flat sides - bottom angling inward

  10. Demographic Transition Model Stage 1 Pre-Industrial Econ. Hunter & Gatherer, Subsistence Stage 2 Early Industrial Econ. Mining & Agriculture Stage 3 Developed Industrial Econ. Manufacturing & Distribution Stage 4 Developed Economy Service Industry

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