The exchange permanently changed the natural and human environments
Explanation:
Columbus underwent deep voyages and discovered present-day America. He also discovered the marine route which associated the old Eastern world to the new Western world.
After the establishment of the Sea route there was an exchange of goods with other countries started. But the negative impact was that people of Eurasia were not healthy with high levels of immunity.
The interchange of food supplies initiated the arrival of dangerous diseases too and a major part of the European, Native American, and Asian population died causing a shortage of human labor, this gradually leads to the slavery of Africans.
Technology helped navigation for people because back a long time ago sailors had to see the wind and have to actually look and watch for what they were.Now that technology is made you can go to google maps and thats all it takes.