Early Civilizations of the Americas

Early Civilizations of the Americas — page 5
CHAPTER 1 THE ORIGINS OF EARLY AMERICAN CIVILIZATIONS Nhe first people to live in the Americas were the Indians or Native Americans Their settlements ranged across the Western Hemisphere and were built on many of the sites where modern cit ies now rise Indian families and traders used paths now followed by roads and railroads Indian farmers were the first in the world to domesticate corn maize beans squash potatoes tomatoes and many other food plants that help feed the peoples of the world today These resources along with others provided by hunting gathering and fishing were used to support communities ranging from small villages to expansive cities with tens of thousands of residents The first Indians arrived during the last ice age when thick ice sheets covered much of northern North America As the ice sheets absorbed water sea levels dropped and a land bridge emerged along the present day Bering Strait From about 30 000 to 12 000 years ago the land bridge connected IO