It is called a flood plain because it is a big wide space in which allows the water to flow currently.
The temperature decreases in the mesosphere since there is no ozone and the amount of air is decreasing.
I hope that this helps :)
Answer:
The Fertile Crescent was good for farming because of the fertility of its land, a result of irrigation from numerous large rivers in the region.
Advantages:
Irrigation and agriculture developed here because of the fertile soil found near these rivers. Access to water helped with farming and trade routes. Soon, its natural riches brought travelers in and out of the Fertile Crescent.
Disadvantages:
Since the world's earliest civilizations developed in the Fertile Crescent, it is not hard to imagine that there are many geographical advantages. The presence of two rivers and the sediment they leave behind after flooding made for successful crop surpluses. But the Tigris and Euphrates Rivers were also a disadvantage..
