Question
Fossil evidence from the past 4 million years suggests that
The expansion of woodland vegetation in Eastern Africa likely explains human migration out of the region |
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The transition from woodland to grasslands may have favored bipedalism in our early hominid ancestors |
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Human brain sizes increased through time, likely because of Milankovitch cycles and impacts on Earth s radiation budget |
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Early hominids were unable to migrate out of Africa until Eurasian glaciers retreated |
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