HISB40H3 Lecture Notes - Botany, Gluten, Dutch Elm Disease
Document Summary
Recall what we"ve seen, we saw massive chinese fleet go across china and new explorers trying new routes. China and india started becoming the wealthiest countries in the world. We also see the indian ocean world being influenced by outside forces. Europe in comparison to india and china was a poor region. Commercial network europeans put in place competed with what was already existent. Thickening and building of atlantic network which allowed europeans to move into india and asia. The columbian exchange coined in 1972 by alfred crosby called it tsunami of biological exchange. This exchange was possible because during the ice age humans were capable of crossing over the bering. Sea level rose and this land ridge was closed and isolated the two continents. Their environments evolved separately for thousands of years. The columbian exchange is the exchange that happened when the two continents were reunited by sea travel.
