The Columbian Exchange impacted the Old and New World because the things each world brought to the other, which changed the environment. Crops such as wheat, barely, rice, and turnip grew in the Old World and maize, white potatoes, and manioc grew in the new world. The Old and New World had different crops growing, which they could have brought to each other. For example, Europeans settled on the east coast of the United States in the New World, they brought wheat and apples with them from the old world. This is an example of people bringing crops when settling, changing their environment. In addition, "When the old world people came to America, they brought with them all of their plants, animals, and germs, creating a kind of environment
