1) That companies are taking water from 3rd world countries and selling it, even though it should be free. No, it should not be fair.
2) Yes, they were trying to keep the thing that keeps them alive.
3) It keeps them from settling on the west coast, since that is where the Andes are. Also, in dry places, it has stunted urbanization
4) On the west coast of South America
5) The Panara, Amazon, and Orinoco river systems
6) The Amazon
7) The Bahamas, and the greater and lesser Antilles
8) A large plain in South America
9) Mining, water, and lumber
10) Brazil, because it has the largest amount of the Amazon within its borders
11) Mountains, rivers, forest, plains
12) Argentina