Regulating population growth - PowerPoint PPT Presentation

19.1 Understanding Populations

19.1 Understanding Populations. 1. Population Properties. Size (often hard to measure). 1. Population Properties. Size (often hard to measure) Density – amount of population per unit of area (population crowding) # of individuals = population density area (units 2 ).

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Population Dynamics

Population Dynamics. Chapter 6. Outline:. Dynamics of Population Growth Exponential vs. Arithmetic Growth Malthusian vs. Logistic Growth Population Increase Population Decrease Survivorship Age Structure Regulating Population Growth Density Dependence vs. Independence.

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273 views • 25 slides

Are we over carrying capacity?

Are we over carrying capacity?. Population density/consumption patterns. Quality of life issues. Impact on landscapes &amp; resources Lake Chad. What is “overpopulation”?. how does it occur?. Outline. Basic Dynamics of Population Growth Exponential vs. Arithmetic Growth

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603 views • 23 slides

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