39 terms

Chapter 3--Migration and Population Movement

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activity space
the space within which daily activity occurs
brain drain
large-scale emigration by talented people
chain migration
migration of people to a specific location because relatives or members of the same nationality previously migrated there (can also be called migration ladder)
circulation
short term, repetitive, or cyclical movements that recur on a regular basis
distance decay function
the diminishing in importance and eventual disappearance of a phenomenon with increasing distance from its origin
emigration
migration from a place (especially migration from your native country in order to settle in another)
immigration
migration into a place (especially migration to a country of which you are not a native in order to settle there)
gravity model
a mathematical formula that describes the level of interaction between two places, based on the size of their populations and their distance from each other
guest worker
workers who migrate to the more developed countries in search of higher paying jobs
internal migration
permanent movement within a particular country
international migration
permanent movement from one country to another
intervening obstacle
an environmental or cultural feature of the landscape that hinders migration.
migration transition
change in the migration pattern in a society that results from industrialization, population growth, and other social and economic changes that also produce the demographic transition
migration stream
A constant flow of migrants from the same origin to the same destination.
migration selectivity
the maximum limit on the number of people who could immigrate to a country during a one-year period
mobility
all types of movement from one location to another
net migration
the difference between the level of immigration and the level of emigration
push factors
factors that induce people to leave old residences
pull factors
a factor that draws or attracts people to another location
refugee
people who are forced to migrate from their home country and cannot return for fear of persecution because of their race, religion, nationality, membership in a social group, or political opinion
space-time prism
graphic representation of activity space
urbanization
the growth of cities and the migration of people into them
suburbanization
movement of upper and middle-class people from urban core areas to the surrounding outskirts to escape pollution as well as deteriorating social conditions (perceived and actual)
counterurbanization
net migration from urban to rural areas in more developed countries
core-periphery
core countries have high levels of development, a capacity at innovation and a convergence of trade flows (MDCs). Periphery countries usually have less development and are poorer countries (LDCs)
forced migration
a migration where the relocation decision is made solely by people other than the migrats themselves (African slaves, British penal inmates to Australia, Soviet citizens to Siberia, repatriation of refugees) (cultural)
voluntary migration
migrants who choose to move for (usually) economic improvements or other reasons. (Economic, not cultural)
asylum seeker
Someone who has migrated to another country in the hope of being recognized as a refugee
circular migration
the temporary movement of a migrant worker between home and host countries to seek employment
desertification
degradation of land, especially in semiarid areas, primarily because of human actions such as excessive crop planting, animal grazing, and tree cutting. Also known as semiarid land degradation
floodplain
The area subject to flooding during a given number of years according to historical trends
internally displaced person (IDP)
someone who has been forced to migrate for similar political reasons as a refugee but has not migrated across an international border
interregional migration
Permanent movement from one region of a country to another
intraregional migration
Permanent movement within one region of a country
migration
Form of relocation diffusion involving permanent move to a new location.
quota
in reference to migration, a law that places a maximum limit on the number of people who can immigrate to a country each year
remittance
Transfer of money by workers to people in the country from which they emigrated
unauthorized immigrant
a person who enters a country without proper documents to do so
gravity model
A mathematical prediction of the interaction of places