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Population Studies. Population Growth Current population.

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Presentation on theme: "Population Studies. Population Growth Current population."— Presentation transcript:

1 Population Studies

2 Population Growth Current population

3 Population Explotion A very rapid growth in population.

4 Population Cycle

5 Key terms to help understanding Natural increase – means the population is growing because there are more people being born than are dying.

6 Fantasy Island has a population of 5.

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8 What is the natural increase?

9 When the birth rate line is above the death rate line the population is growing.

10 Stage 1 Birth rate and death rate are high - low natural increase - low total population

11 Stage 2 Birth rate is high - death rate is falling - high natural increase (population growth)

12 Stage 3 Falling birth rate - low death rate - high natural increase (population growth)

13 Stage 4 Birth rate and death rate is low - low natural increase - high total population

14 What causes change in populations? - food supply - war - technological development - health - education - place of women in society

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17 Population distribution (how we spread out over the world) varies over time. What this really means is that people may have gathered in certain areas for certain reasons in the past and now they have moved because the circumstances have changed.

18 Why is population distribution uneven? We don’t like –Too wet –Too dry –Too high –Too humid –Too steep So we tend to all gather in the nice places. According to the Syllabus Social Historical Resources Terrain We will mention these in case studies.

19 Population density How many people per square kilometer?

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23 Population Case Study - Brazil

24 Brazil

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26 Brazil population Web 193 nations Brazil comes 5 th in population projected population for the year 2015 at 201,970,000 Made up of white (mainly portugese), native or indigenous Amerindians, black Africans and Japanese.

27 Amerindians

28 1500s Portuguese colonies Set up trading towns on coast and brought slaves from Africa for their plantations

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30 German immigration to Brazil from 1824 to repopulate uninhabited areas.

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32 Immigration Agreement Japan and Brazil

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35 1800s Settlers from Italy and Germany

36 Population distribution within Brazil.

37 Why a higher density on the coast? Portuguese trading towns started here. Employment and enjoyment in these cities as they grew – Rio de Janeiro – Sao Paolo

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39 Why a higher density on the coast? Portuguese trading towns started here. Employment and enjoyment in these cities as they grew – Rio de Janeiro – Sao Paolo Climate more suitable Dense rainforests called “ Green Hell”

40 Apply syllabus reasons to case study. Portuguese trading towns started here. - Social / Historical Employment and enjoyment in these cities as they grew – Rio de Janeiro – Sao Paolo –Social Climate more suitable Dense rainforests called “ Green Hell” - Terrain

41 Homework Read 218 and 219 and 220 –Answer questions 1,4,5,6


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