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Origins of Modern Humans: Migration & Movement - Coggle Diagram
Origins of Modern Humans: Migration & Movement
Out of Africa Theory
Where humans moved:
Humans first lived in Africa and later moved to other places like Europe, Asia, and eventually the Americas.
Why they moved:
They moved because the climate was changing and they needed new food and better places to live.
Evidence used:
Scientists found the oldest human fossils in Africa and DNA shows humans are closely related.
Limitation:
Researchers still discuss the exact paths humans took.
Multiregional Theory
Why they moved:
They spread naturally over time and adapted to their environments.
Evidence used:
Some fossils show similar features in different regions.
Where humans moved:
Early humans lived in different parts of the world and slowly evolved into modern humans in each region.
Limitation:
There is not enough genetic evidence to fully support this theory.
Bering Land Bridge Migration
Why they moved:
They followed animals and searched for new land.
Evidence used:
Tools and DNA similarities between Asian and Native American populations.
Where humans moved:
Humans traveled from Asia into North America using a land bridge.
Limitation:
The exact time when this happened is still debated.
Coastal Migration Theory
Evidence used:
Archaeological sites found near old coastlines support this idea.
Limitation
: Many early coastal sites are underwater today.
Why they moved:
Living near the ocean made it easier to find food like fish and shellfish.
Where humans moved:
Humans moved along the coasts of Africa and Asia until reaching Australia.