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Biotic Potential Organisms reproducing at their maximum rate All organisms survive to age of reproduction Succeeding generations reproduce at their maximum.

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Presentation on theme: "Biotic Potential Organisms reproducing at their maximum rate All organisms survive to age of reproduction Succeeding generations reproduce at their maximum."— Presentation transcript:

1 Biotic Potential Organisms reproducing at their maximum rate All organisms survive to age of reproduction Succeeding generations reproduce at their maximum rate

2 Birth Rate Number of births per individual per year Example : If there are 52 births per 1,000 individuals, the per capita birth rate would be: 52/1000 or.052 births per person

3 World Birth Rates

4 Death Rate The number of deaths per individual per year Example: If there are 14 deaths per 1,000 individuals per year, the per capita death rate would be 14/1000 +.014 deaths /individual/year

5 World Death Rates

6 Growth Rate Births per capita – Deaths per capita.052 (births per capita) -.014 (deaths per capita) = 0.038 (growth per capita)

7 To Calculate New Individuals per Year Multiply the per capita growth rate by the number of individuals in the population If the population is 50,000.038 (per capita growth rate) X 50,000 = 1,900 additional individuals

8 Survivorship Curves

9 Typical Population Growth curve

10 Carrying Capacity

11 Age Distribution - Kenya

12 Age Distribution - Pakistan

13 Age Distribution - USA

14 Age Distribution - Canada

15 World Population By Continent

16 Carrying Capacity

17 World Population


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