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Chain migration. 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 ...
Chain walking. In polymer chemistry, chain walking (CW) or chain running or chain migration is a mechanism that operates during some alkene polymerization reactions. CW can be also considered as a specific case of intermolecular chain transfer (analogous to radical ethene polymerization). This reaction gives rise to branched and hyperbranched ...
Rural flight (also known as rural-to-urban migration, rural depopulation, or rural exodus) is the migratory pattern of people from rural areas into urban areas. It is urbanization seen from the rural perspective. In industrializing economies like Britain in the eighteenth century or East Asia in the twentieth century, it can occur following the ...
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.
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 century ...
Ethnic enclaves. Binondo, Manila, the world’s oldest Chinatown,[1]is an example of an ethnic enclave. In sociology, an ethnic enclaveis a geographic area with high ethnic concentration, characteristic cultural identity, and economic activity.[2] The term is usually used to refer to either a residential area or a workspace with a high ...
Emigration is the act of leaving a resident country or place of residence [ 1 ] with the intent to settle elsewhere (to permanently leave a country). [ 2 ] Conversely, immigration describes the movement of people into one country from another (to permanently move to a country). [ 3 ] A migrant emigrates from their old country, and immigrates to ...
The Great Migration, sometimes known as the Great Northward Migration or the Black Migration, was the movement of six million African Americans out of the rural Southern United States to the urban Northeast, Midwest, and West between 1910 and 1970. [ 1 ] It was substantially caused by poor economic and social conditions due to prevalent racial ...