One is environmental: that a combination of overgrazing and drought caused the soil on the Zimbabwe Plateau to become exhausted. ... The other explanation is that the people of Great Zimbabwe had to move in order to maximise their exploitation of the gold trade network. By 1500 the site of Great Zimbabwe was abandoned
Answer:
They were on a sh*t ton of drugs the entire time...
The first one. They learned to use the plants and animals most available in each region. Lewis and Clark were explorers and scouts I think they would be able to manage their surrounding quite well.
Yes it was Truman. Why did u answer your own question??
Paul. He is who wrote most of the letters in the New Testament.