1. The shanties and huts are very flimsy and normally extremely thin and made of burnable materials. All this together does not make for a very good fire resistant home.
2. They are also vulnerable to flooding and strong winds because of the reasons I have already listed. Hope this helps :)
The Babylonians, who were famous for their astronomical observations, as well as their calculations (aided by their invention of the abacus), used a sexagesimal (base-60) positional numeral system inherited from either the Sumerian or the Eblaite civilizations.
Answer:
I believe they are called hydrologists.
Explanation: