Unit 5.3 Demography.pptx1111111111111111

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1. Unit 5: Demography Sub-unit 5.3: Population Growth 8/1/2024 2 working hrs 1

2. Content 1. Positive and negative aspects of population growth. 2. Calculation of annual population growth rate. 3. Formula for assessing population doubling time. 8/1/2024 2 working hrs 2

3. Objectives 1. Discuss the concepts of positive and negative population growth. 2. Calculate annual population growth rate by i ) Rate of natural increase method ii) Balancing equation iii) Arithmetical progression or linear growth function, geometrical progression 3. State the formula for assessing population doubling time. 4. Estimate population doubling time of Nepal based on current annual growth rate. 8/1/2024 2 working hrs 3

4. Population Growth 8/1/2024 2 working hrs 4

5. Causes of rapid population growth 8/1/2024 2 working hrs 5

6. Causes of rapid population growth…… 8/1/2024 2 working hrs 6

7. Consequences of population growth 8/1/2024 2 working hrs 7

8. 8/1/2024 2 working hrs 8

9. 2.Negative aspects of population growth 8/1/2024 2 working hrs 9

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12. Annual Population G rowth R ate (APGR) 8/1/2024 2 working hrs 12

13. Classification of population growth rate 8/1/2024 2 working hrs 13

14. Condition for Zero Population Growth 8/1/2024 2 working hrs 14

15. Demographic compoments 8/1/2024 2 working hrs 15

16. Determinant of population changes Population growth is determined by three factors: Fertility Mortality Migration 8/1/2024 2 working hrs 16

17. Fertility 8/1/2024 2 working hrs 17

18. 8/1/2024 2 working hrs 18

19. Measures of Fertility Crude Birth Rate General Fertility Rate Age Specific Rate Total Fertility rate 8/1/2024 2 working hrs 19

20. Factors Affecting on fertility 8/1/2024 2 working hrs 20

21. Mortality 8/1/2024 2 working hrs 21

22. Measurement of Mortality Crude Death Rate Age Specific Death Rate Infant morality rate Maternal Mortality Ratio 8/1/2024 2 working hrs 22

23. Factors Affecting on Mortality 8/1/2024 2 working hrs 23

24. Migration 8/1/2024 2 working hrs 24

25. Measures of Migration 8/1/2024 2 working hrs 25

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28. 8/1/2024 2 working hrs 28

29. Calculation of Population Growth Rate 8/1/2024 2 working hrs 29

30. Natural increase method 8/1/2024 2 working hrs 30

31. Some measure to calculate Natural increase Rate of Natural Increase Method Population Growth Rate Balancing Equation 8/1/2024 2 working hrs 31

32. Population Estimated by Mathematical Methods Arithmetic Progression(Linear type of Model) Geometric Model Exponential growth model 8/1/2024 2 working hrs 32

33. Population doubling time(PDT) 8/1/2024 2 working hrs 33

34. 8/1/2024 2 working hrs 34

35. Demographic Transition(cycle) First stage –High stationary stage Second stage- Early expanding Third stage- Late expanding Fourth stage- Low stationary Fifth stage- declining 8/1/2024 2 working hrs 35