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the study of patterns and rates of population change,inclduing birth and death rates,migration trends,and evolving population distribution patterns.
structure of a population in terms of age, sex and other properties such as marital status and education
A figure that describes the number of babies that die within the first year of their lives in a given population
demographic transition (cycle)
Multistage model based on Western Europe's experiences of change in population growth exhibited by countries undergoing industrialization.
The number of years needed to double a population, assuming a constant rate of natural increase.
population growth measured as the excess of live births over deaths; does not reflect either emigrant or immigrant movements
the rapid growth of the world's human population during the past century, attended by ever-shorter doubling times and accelerating rates of increase
The physical distance between two points usually measured in a standard length like miles or kilometers.
distance measured, not in linear terms such as miles or kilometers, but in terms such as cost and time.
negative conditions and perceptions that induce people to leave their adobe and migrate to a new location
positive conditions and perceptions that effectively attact people to new locations from other areas
migration to a distant destination that occurs in stages, for example, from farm to nearby village and later to a town and city
The presence of a nearer opportunity that greatly diminishes the attractiveness of sites farther away.
The diminishing in importance and eventual disappearance of a phenomenon with increasing distance from its origin.
refugees encamped in a host country or host region while waiting for resettlement
refugees who have crossed 1 or more international boundaries during their dislocation
laws and regulations of a state designed specifically to control immigration into the state
Expansive population policy
government policy that encourages large families and raises the rate of population growth
Negative population growth
the actual decline in population due to less than replacement births or extensive diseases
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