Studied by 9 people
Developed nation
A nation with established agriculture and industry, advanced technology, and a strong educational system.
Birth rates
Number of births in a year for every 1000 people
Death rates
The number of deaths per 1000 people per year
Immigration
The number of people entering a country which will increase the population size
Emigration
the number of people leaving the country which decreases a population size
Less developed nation
A country that lacks the economic, social, and technological infrastructure of a developed nation.
Growth rate
the amount by which a population's size changes in a given time
Doubling time
The number of years needed to double a population, assuming a constant rate of natural increase.
Logistic growth
Growth pattern in which a population's growth rate slows or stops following a period of exponential growth
Exponential growth
Growth pattern in which the individuals in a population reproduce at a constant rate
Zero Population Growth (ZPG)
When per capita birth and death rates are equal. (r = 0)
Fecundity
An organism's reproductive capacity (the number of offspring it's capable of producing).
Natality
The ratio of the number of births to the size of the population
Demography
Scientific study of human populations.
Age structure
Percentage of the population (or number of people of each sex) at each age level in a population.
Replacement level fertility
The total fertility rate required to offset the average number of deaths in a population in order to maintain the current population size
Mortality
Death rate
Demographic transition
The change in a population from high birth and death rates to low birth and death rates
Family planning
The regulation of the number or spacing of offspring through the use of birth control
Survivorship
The percentage of members of a group that are likely to survive to any given age
Carrying capacity
Largest number of individuals of a population that a environment can support
Anthropogenic
Caused by humans
Note
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