Is a method that your vote choice will be anonymous
The great ancient civilizations flourished around river valleys because the rivers produce rich fertile soil and a supply of water for irrigation of crops and human consumption. This allows for the agricultural production to be greater and it can sustain more people.
The atl atl or more commonly referred to as a spear-thrower is a tool used to increase velocity in dart throwing. Scientists found distinctive chips and fractures on spear points that matched with spears pitched at a great distance. The atl atl enabled the pre historic man to hunt for megafuna.
