AP Human Geography Theories & Models: Units 1-5

Says countries, as they become industrialized, have declines in death rates followed by declines in birth rates in four or five different stages

• Epidemiological Transition

• Demographic Transition Model

• Malthusian Theory

• Neo-Malthusian

Describes how as countries develop during the DTM, they shift from infectious diseases to chronic, degenerative diseases associated with aging

• Epidemiological Transition

• Demographic Transition Model

• Malthusian Theory

• Neo-Malthusian

Belief that the linear increase in food production will not be able to keep up with rapid exponential population growth, leading to a point of crisis; proved wrong by advances of the 2nd & 3rd Agricultural Revolutions

• Epidemiological Transition

• Demographic Transition Model

• Malthusian Theory

• Neo-Malthusian

Modern belief that there are not enough resources to support a rapidly growing population

• Epidemiological Transition

• Demographic Transition Model

• Malthusian Theory

• Neo-Malthusian

The belief that the physical and natural environment shapes the development and work ethic of a society

• environmental determinism

• possibilism

• distance decay

• time-space compression

The belief that the physical and natural environment plays less of a role in the development and work ethic of a society; culture influences people more

• environmental determinism

• possibilism

• distance decay

• time-space compression

The belief that the further two places are, the less interaction and influence they have on each other; the closer two places, the more interaction and influence

• environmental determinism

• possibilism

• distance decay

• time-space compression

The belief that the world is "shrinking" as a result of advances in transportation & communication; has accelerated globalization- interdependence & interaction between countries

• environmental determinism

• possibilism

• distance decay

• time-space compression

Argues physical, environmental, social, cultural, and economic factors prevent or slow down migration, despite push and pull factors

• Ravenstein's Laws of Migration

• Lee's Model of Intervening Obstacles

• ethnocentrism

• cultural relativism

Argues most migrants are younger and single, travel shorter distances, go to larger urban areas for work, use step migration, can experience counter migration, and are more commonly men if traveling internationally

• Ravenstein's Laws of Migration

• Lee's Model of Intervening Obstacles

• ethnocentrism

• cultural relativism