Unit 2 Review Flashcards
Population Composition
The structure of a population
Population Pyramids
Graphical representations of age and gender distribution
Population Dynamics
The study of population changes due to birth rates
(CBR)
Birthrate
(CDR)
Deathrate
(NIR)
Natural Increase Rate
Migration
The movement of people due to push and pull factors.
The Demographic Transition Model (DTM)
A model that explains the stages of population growth as countries develop.
Stage 1
High birth and death rates
Stage 2
High birth rates
Stage 3
Declining birth rates
Stage 4
Low birth and death rates
Stage 5
Very low birth rates
Malthusian Theory
The theory proposed by Thomas Malthus that population growth would outpace food production
Criticism Malthusian Theory
Technological advances in agriculture and changing birth rates have challenged Malthus’s predictions.