CHAPTER 22 Human Migration and Social Integration

In an anthropological context, the term migration defines every temporary or definitive movement of living beings from one territory to another driven by various motivations, but essentially linked to the necessities of life: alterations of the original environmental conditions which have become unfavorable due to lack of resources or of living space; the outbreak of political, religious or racial conflicts. Migrations have been of vital necessity to human populations at least since the beginning of agricultural activity and they made possible the populating of the whole planet. The first great migratory flow, probably, occurred in Africa about one million years ago when Homo ergaster moved north from central-east Afric