Population Distributions and Density
(See text)

The Demographic Equation

• Change in Population = Briths-Deaths+ In-migration - Out-migration
• Natural Growth Rate= BR - DR
• Net Migration Rate = I - O
• Doubling Time
  

The Demographic Transition

In class Demographic Transition Exercise

Discuss Essay Assignment

Malthus

• Exponential Population Growth
• Arithmetic Resource Growth
• Role of the Law of Diminishing Returns
• Positive Checks
• Negative Checks
  

Critiques of Malthus

Neo-Malthusians

Cornucopians

Assignment for Today's Class:

Read pp. 72-99 Come to class with a basic understanding of the following themes and concepts: Population distribution and density, doubling time, fertility rate, rate of natural increase, death rate, net migration rate, Malthusian Theory, diminishing marginal returns, overpopulation, positive checks, negative checks, Neo-Malthusianism, Demographic Transition Theory, population pyramid, carrying capacity, overpopulation, growth oriented lifestysle, balance oriented lifestyle.

Assignment for Next Time

Read Tragedy of the Commons by Garret Hardin.

Optional Read Malthus Chapter 1

Bring to class a draft of your 2-3 page analytical essay on Tragedy of the Commons and be prepared to discuss the article (see syllabus for details on the essay)