Technology!??? don't take my word
Answer: drought making he soil less compact
Explanations
The farmers keep growing the same crops, the crops the were growing were making the soil weak.
Answer:
NATO stands for North Atlantic Treaty Organization.
Explanation:
It was formed in 1949 to provide collective security against the threat posed by the Soviet Union.
The role of the ohio river was very important because it provided resources for the different nations.
