unit 2 Vocab Flashcards
(50 cards)
the total number of farmers per unit of arable land
agricultural density
describing attuides or policies that discourage childbearing as a means of limiting population growth
antinatalist
the total number of people per unit area of land; also called crude density
arithmetic density
the right to protection in a country
asylum
the less of trained or educated people in lure of work in another-often richer-country
brain drain
the maximum population size an enviornment can sustain
carrying capacity
the type of migration in which people move to a location because others from their community have previously migrated there
chain migration
migration patterns in which migrant workers move back and forth between their country of origin and the destination country where they work temporary jobs.
circular migration
the number of births in a given year per 1,000 people in a given population.
crude birth rate (CBR)
the number of deaths in a given year per 1,000 people in a given population
crude death rate (CDR)
a model that represents shifts in the growths of the worlds populations, based on population trends related to birth rate and death rate
demographic tranisition model
the number of people in a dependent age group (under the age 15 or age 65 and older) divided by the number of people in the working-age group (age 15-65) multiplied by 100
dependency ratio
a principle stating that the farther away one thing is from another the less interaction the two will have
distance decay
the number of years in a which a population growing at a certain rate would doublethe
doubling time
a model that describes changes in fertility, mortality, life expectancy, and population age, distrubition, largely as the result of changes in causes of death
epidemiological transition model (ETM)
type of migration in which people are compelled to move by economic, political, enviornmental, or cultural factors
forced
a concept that states that the longer journey is, the more time, effort, and cost it will involve
friction of distance
a model that predicts the interaction between two or more places; geographers derived the model from newton’s law of universal gravitation
gravity model
a foreign worker who is admitted to a country for a limited time to work in a specific sector, typically one with labor shortages
guest workers
the permanent movement of people from one place to another
human migration
defined by the United Nations as “the recruitment transportation, harboring, or receipt of persons of improper means (such as force, abduction, fraud, or coercion)
human trafficking
movement to a location
immigration
the number of deaths of children under the age of 1 per 1,000 live births
infant mortatlity rate (IMR)
movement within a countries boarders
internal migration