"The more trade grows as a proportion of global production, the more likely it is that diseases will be spread through trade, and the higher the economic cost of resulting trade bans," Perrings said. "What is at risk is the food we eat, the fibers we wear and build with, and the fuels we burn."The combination of a rediscovered past and a productive present led to major changes in the way Europeans viewed the world and themselves. These new perspectives led to four massive cultural movements: the Renaissance, the Protestant Reformation, the Scientific Revolution, and the Enlightenment.
