Answer:
bcz it is harmful for every living being and property
The natural resources the Bahamas have but not America would be aragonite, timber, and arable land. Hope this helps! :)
One of the biggest reasons was that there were some revolutions that happened around the lat 19th century. They were primarily sparked by lower class individuals who were looking for more money to support themselves/families.
It is called a flood plain because it is a big wide space in which allows the water to flow currently.