Linguists maintain that 22,000 years is the minimum amount of time it would have taken for a small initial group of migrants to spread throughout North and South America and develop the astonishing array of languages spoken by native people here. In fact, 30,000 or even 40,000 years are reasonable estimates of the time depth implied by the degree of diversity present in American Indian languages. (The Past in Perspective)
Linguists maintain that 22,000 years is the minimum amount of time it would have taken for a small initial group of migrants to spread throughout North and South America and develop the astonishing array of languages spoken by native people here. In fact, 30,000 or even 40,000 years are reasonable estimates of the time depth implied by the degree of diversity present in American Indian languages. (The Past in Perspective)
Linguists maintain that 22,000 years is the minimum amount of time it would have taken for a small initial group of migrants to spread throughout North and South America and develop the astonishing array of languages spoken by native people here. In fact, 30,000 or even 40,000 years are reasonable estimates of the time depth implied by the degree of diversity present in American Indian languages. (The Past in Perspective)