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For specific types of migration, see Immigration and Emigration. Key population movements worldwide in 2020 between different areas of the world. Human migration is the movement of people from one place to another, [ 1 ] with intentions of settling, permanently or temporarily, at a new location (geographic region).
Migration can be voluntary or involuntary. Involuntary migration includes forced displacement (in various forms such as deportation , the slave trade , flight ( war refugees and ethnic cleansing ), all of which could result in the creation of diasporas .
Circular migration or repeat migration is the temporary and usually repetitive movement of a migrant worker between home and host areas, typically for the purpose of employment. It represents an established pattern of population mobility , whether cross-country or rural-urban.
Geographic mobility is the measure of how populations and goods move over time. Geographic mobility, population mobility, or more simply mobility is also a statistic that measures migration within a population. Commonly used in demography and human geography, it may also be used to describe the movement of animals between populations.
Chain migration is the social process by which immigrants from a particular area follow others from that area to a particular destination. The destination may be in another country or in a new location within the same country. John S. MacDonald and Leatrice D. MacDonald define chain migration as "movement in which prospective migrants learn of ...
Step migration. Step migration is a migration pattern conceptualized in 1885 by Ernst Georg Ravenstein, who observed migration as occurring stage by stage as rural inhabitants move closer to urban areas of growth. [ 1 ] It is a migration pattern regarded by some scholars to be a widely popular form of international migration in the twenty-first ...
International migration occurs when people cross state boundaries and stay in the host state for some minimum length of the time. [1] Migration occurs for many reasons. Many people leave their home countries in order to look for economic opportunities in another country. Others migrate to be with family members who have migrated or because of ...
Zelinsky Model. The Zelinsky Model of Migration Transition, [1] also known as the Migration Transition Model or Zelinsky's Migration Transition Model, claims that the type of migration that occurs within a country depends on its development level and its society type. It connects migration to the stages within the Demographic Transition Model ...