Subject:
Discovery and Settlement of the New World 1. Pre-Columbian Era Vast majority of native Americans were living in Central and South America Development of agriculture sparked new cultures and innovations Mound Builders groups are some of the first sedentary societies of North America The Pueblo people created complex irrigation systems to water their corn fields in the Rio Grande Valley Farming helped to decrease the threat of starvation, especially during the winter ?Three-sister? farming: a high-yielding strain of bean that grew on the corn stalks while squash grew at the base of the plant to help retain moisture in the soil Aztecs and Incas in Central and South America were more complex and vast compared to North American civilizations
