The answer is, the different environmental secontions traded with each other.
Answer:
I believe it was malaria, but correct me if I'm wrong.
Explanation:
The control of malaria was essential for the construction of the Panama Canal. The discovery that malaria was transmitted by mosquitoes had an immense impact on development programs in the tropics.
Answer:
Gold, spices, and a shortcut to Asia
Explanation:
Like Many European explorers, Jacques Cartier went to North America looking for gold, spices, and perhaps a bypass to Asia. He rather than found Saint Lawrence River, Which became France's main route into Canada.
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