The first migration of Homo species out of Africa occurred approximately:

The carrying capacity of an area places limits on:

Which of the following did NOT contribute to the Maya collapse?

Human sacrifice was the greatest concern and dictated all the activities of the average Aztec person.

A palynologist would interpret a decrease in tree pollen, and an increase in grass pollen after the introduction of farming to an area as:

You are an archaeologist on a team excavating an ancient site.  You find evidence of elite and commoner classes, large public buildings, and a group of people who earned their living making pottery.  This evidence suggests the site was_________.

Native American cultures in the New World almost never had negative effects on their environments.

The centers of Maya cities usually included:

What subsistence technology helped Aztec people to flourish?

The most prevalent theory on the ‘Chaco phenomenon’ is that