unit 2 group 1 vocab Flashcards
(23 cards)
Carrying Capacity
The total number of people an area can support (usually based off of resource availability)
Census
An official population count issued by the government
Demography
The study of the statistics and changing structure of population
Demographic Momentum
When population growth continues even after a fertility decline
Demographic Transition Model
A graph showing changes in population over a period of time using the CBR and CDR and sometimes NIR
Density
The amount of things in a certain area (usually people)
Agricultural Density
Number of farmers per space of arable land
Arithmetic Density
Total number of people divided by the total land area
Physiological Density
Number of people per space of arable land
Population Density
Number of individuals per unit of land area
Dependency Ratio
A comparison of the number of dependents ages 0 to 14 and over 65 and the population aged 15 to 65 (non-working citizens and working citizens)
Epidemiological Transition Model
Describes the change in population in terms of death
Neo-Malthusian
Supporting the belief that population control through contraception or death is necessary for the survival of the human race (there are limited resources)
Overpopulation
Too many people for the resources available or environment carrying capacity
Population Policies
A set of measures taken by a state to modify how the population is changing
Eugenic Population Policies
Favoring the development of one specific racial group
Expansive Population Policies
An official government policy designed to encourage the population to conceive and have multiple kids
Restrictive Population Policies
Government policies designed to reduce the natural increase rate (NIR)
Population Pyramid
A breakdown of the population by gender and age at a specific point in time
Zero Population Growth
An effort to limit the number of live births to only what is necessary to replace the population (birth and death rate are equal)
Thomas Malthus
English economist who believed that population growth would always outrun food supply but the betterment of humankind is possible with strict reproduction limits
Negative Checks
Instead of the population recovering after a positive check, fertility is decreased to not exceed the food limit (moral restraint, abortion)
Positive Checks
People die due to lack of food supply which returns the population back to balance (war, famine, epidemics, starvation) also known as natural population holds
