1.3 Population Growth and Ethnolinguistic Diversity

Desire to establish trade routes with Asia.

Environmental disasters that forced people to move to deserts.

They allowed societies to store food for long periods, reducing famine.

Agricultural innovations led to improved nutrition.

Crops were were traded, increasing wealth in the region and creating interconnected communities and economies.

Bantu-speaking peoples contributed significantly to the genetic diversity of African Americans through ancestral ties to enslaved individuals from West/Central Africa.

African Americans have little connection to the Bantu-speaking peoples due to their origin in North Africa.

The Bantu expansion replaced all non-Bantu populations, leading to a uniform genetic heritage.

Bantu expansion had no influence on African American ancestry since it occurred long before the transatlantic slave trade.