Change: Moved by 5JohnsonN Mar 31 2008, 7:36 PM EDT

Change: agriculture,agriculture, and culture.culture. The term is used to describe the huge widespread exchange of plants, animals, foods, human populations including slaves,slaves, diseases, and ideas between the Eastern and Western hemispheres that occurred   View changes from previous version. (Word count: 160)

Change: 1492, 1492 Christopher Columbus first voyage launched an era of large-scale contact between the Old and the New World that resulted in this ecological revolution: hence the name "Columbian" Exchange.The Columbian Exchange greatly affected almost every society on earth,   View changes from previous version. (Word count: 160)

Change: The Columbian Exchange greatly affected almost every society on earth, bringing destructive diseases that depopulated many cultures, and also circulating a wide variety of new   View changes from previous version. (Word count: 160)