They hoped to gain natural resources.
I would say the agricultural aspect of how the Mayans grew their crops. I learned this unit just a few months ago and even a bit before. This article has a lot on the Mayan culture.
Source: www.history.com/topics/maya
He spoke about liberty, peace and democratic freedoms, which was addressed towards both Americans and people abroad. He also spoke about the desire for peace, including calling for Soviet cooperation to end the threat of war and nuclear destruction.
i would hope so but yes he probably did
Canals are man-made, meaning, they are Human Systems.
Faults are natural, meaning, they are <span>Physical Systems.
Floods are not created by man, meaning, they are </span>Physical Systems.
Bridges are man-made, meaning, they are Human Systems.
I hope this helps!