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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). The movement often occurs over long distances and from one country to another (external migration), but internal migration (within a single country) is the dominant form of human migration globally.
Net migration rates per 1,000 people in 2023. On net people travel from redder countries to bluer countries. Legal status of persons Birthright Birthplace Aboard aircraft and ships Jus sanguinis Jus soli Birth tourism Nationality Citizenship missing multiple transnational Naturalization Ius Doni Oath Test Law Lost citizenship denaturalized renounced Immigration Alien Enemy Criminalization ...
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.
Studies show that the pre-modern migration of human populations begins with the movement of Homo erectus out of Africa across Eurasia about 1.75 million years ago. Homo sapiens appeared to have occupied all of Africa about 150,000 years ago; some members of this species moved out of Africa 70,000 years ago (or, according to more recent studies, as early as 125,000 years ago into Asia, [1] [2 ...
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]
In demography, replacement migration is a theory of migration needed for a region to achieve a particular objective (demographic, economic or social). [1] Generally, studies using this concept have as an objective to avoid the decline of total population and the decline of the working-age population.
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 (DTM).
Animal migration; Bird migration; Plant migration, see Seed dispersal, the movement or transport of seeds away from the parent plant; Gene migration, a process in evolution and population genetics; Cell migration, a process in the development and maintenance of multicellular organisms Collective cell migration, describing the movements of group ...