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Ch. 3- Section 2- Population

Ch. 3- Section 2- Population. Population Patterns- emigration- people leaving a country Refugees- people who flee to another country- Ex: Cuba. Population continued. Asia- continent- highest population- 3.6 billion people Africa- 2 nd most populated continent- 770 million people

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Ch. 3- Section 2- Population

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  1. Ch. 3- Section 2- Population Population Patterns- emigration- people leaving a country Refugees- people who flee to another country- Ex: Cuba

  2. Population continued • Asia- continent- highest population- 3.6 billion people • Africa- 2nd most populated continent- 770 million people • Europe- 3rd most populated continent- 730 million people • Population Density- average number of people living in a square mile • PD = Population divided by area

  3. Population continued • Pop. = 500,000 people • Area = 1,000 square miles • PD = 500 ppsm • Pop. = 200,000 people • Area = 1,000 square miles • PD = 200 ppsm • Pop. = 1,000,000 people • Area = 2,000 square miles • PD = 500 ppsm

  4. Population continued • Urbanization- people move from rural areas to cities • Why? Jobs • Developed countries- industrialized • Developing countries- countries that are working towards industrialization • 2003- 6.2 billion people • 2010- 7 billion people • Demographers- scientists who study population

  5. Population continued • Birth rate- number of children born each year for every 1,000 people • Death rate- number of deaths for every 1,000 people • Population changes- famine- lack of food, lack of jobs, shortages of water, diseases- AIDS, cancer

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