<span>Glacial activity, tectonic plate movement of the earth's crust...
Hope this helps...</span>
Gold can be found in 4 different sections of the Amazon river majority of it is found just above the equator line and a little bit below, but also you can find 1 section of it in the center mass of the Amazon river.
The tropics are between 23.5 south and 23.5 north.
Answer:
hmm its true because if we clean up after ourselves and get the trash out of the ocean and everywhere else it would pretty much help. :D
Explanation:
Answer: Had fertile soil, fresh water, and warm climates