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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).
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 ...
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 ...
Historically, early human migration includes the peopling of the world, i.e. migration to world regions where there was previously no human habitation, during the Upper Paleolithic. Since the Neolithic , most migrations (except for the peopling of remote regions such as the Arctic or the Pacific ), were predominantly warlike, consisting of ...
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.
In the establishment of the African diaspora, the transatlantic slave trade is often considered the defining element, but people of African descent have engaged in eleven other migration movements involving North America since the 16th century, many being voluntary migrations, although undertaken in exploitative and hostile environments. [116]
A specific mass migration that is seen as especially influential to the course of human cultural and anthropomorphic history may be referred to as a 'great migration'. For example, great migrations include the Indo-European migrations to Europe, the Middle East, and South Asia during the Bronze Age, the Bantu migrations across sub-Saharan Africa, Barbarian invasions during the Roman Empire ...
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 ...