| 21. | This was due not only to internal migration, but also to an extremely high birth rate.
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| 22. | During late 19th and early 20th century, internal migration also changed the composition of the population.
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| 23. | Internal migration was likewise instrumental in the development of the new domains emerging in former royal lands.
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| 24. | Later, as the foreign immigration declined, a strong chain of internal migration from the Brazilian Northeast developed.
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| 25. | The slave pen is a vestige of a huge internal migration many Americans have never heard of.
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| 26. | Moreover, the internal migration of peasants to safer areas had resulted in the overcultivation and decreased yields.
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| 27. | It is of interest to the Chinese government to control the flow of internal migration in China.
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| 28. | Overpopulation was a factor in internal migration as well as migration for work to the U . S.
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| 29. | In Catalonia that wave of internal migration arrived from several regions of Spain, especially Andalusia, Murcia and Extremadura.
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| 30. | Unemployment is skyrocketing, there is widespread corruption, there is concern for the environment, and a massive internal migration.
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