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Population exchange is the transfer of two populations in opposite directions at about the same time. In theory at least, the exchange is non-forcible, but the reality of the effects of these exchanges has always been unequal, and at least one half of the so-called "exchange" has usually been forced by the stronger or richer participant.
Migration Letters is an international triannual (Jan.-May-Sep.) peer-reviewed academic journal of migration studies [1] published by Transnational Press London [2] since 2004. [3]
Southwest Papua (Indonesian: Papua Barat Daya) is the 38th province of Indonesia to be created, and was split off from West Papua on 8 December 2022. [4] Despite being named southwest, it is a misnomer and this province is actually located in the northwest edge of Papua.
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Internal migration in the People's Republic of China is one of the most extensive in the world according to the International Labour Organization. [1] This is because migrants in China are commonly members of a floating population, which refers primarily to migrants in China without local household registration status through the Chinese Hukou system. [2]
The Migration Period (c. 300 to 600 AD), also known as the Barbarian Invasions, was a period in European history marked by large-scale migrations that saw the fall of the Western Roman Empire and subsequent settlement of its former territories by various tribes, and the establishment of the post-Roman kingdoms.
Wildebeest migrating in the Serengeti. Migration, in ecology, is the large-scale movement of members of a species to a different environment.Migration is a natural behavior and component of the life cycle of many species of mobile organisms, not limited to animals, though animal migration is the best known type.
This is the most common form of vertical migration. Organisms migrate on a daily basis through different depths in the water column. Migration usually occurs between shallow surface waters of the epipelagic zone and deeper mesopelagic zone of the ocean or hypolimnion zone of lakes. [2]