Что такое миграция сочинения на английском

Movement of people from one region (country) to another, in some cases in large groups and over long distances. The Russian scientist OD Vorobyova writes in her works that population migration is "any territorial movement of the population connected with the crossing of both external and internal boundaries of administrative and territorial entities with the aim of changing the permanent place of residence or temporary stay in the territory for the implementation Study or work activity, regardless of the prevailing influence of which factors it occurs - attracting or pushing out"