As European explorers and those who followed them searched for different trade routes, two biologically distinct worlds were brought into contact when contact between the explorers and the indigenous people of the new worlds. Some of that exchange involved food crops, spread of disease, and human populations, yet some of the effects from the exchanges had differing results. While some of the population dwindled through the spread of disease, yet others thrived through the increase of food supplies. The results of the Columbian Exchange created a lasting effect in which the history of the world is altered. The Columbian Exchange introduced new food and crops to European, Asian, and American fields. The American crop of potatoes and tomatoes