The major theories on how people came to inhabit North and South America Two theories currently give an explanation for the advent of people in the Americas: the Bering Strait land bridge concept and the coastal migration principle.
Many theories exist approximately how people first were given to the Americas, however, there are 3 truly major theories: the oldest being the theory of the Bering Land Bridge and then, extra recent within the last couple a long time, the Atlantic theory and the Oceania theory.
South Americas are thought to have been first inhabited by humans while people had been crossing the Bering Land Bridge now the Bering Strait at least years ago from the territory that is present-day Russia. They migrated south thru North the USA, and in the end, reached South the USA thru the Isthmus of Panama.
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