What is one characteristic of the fertile crescent that encouraged the development of agriculture?

The Fertile Crescent, name like this because of its crescent shape, is the region in the current Middle East where very ancient civilizations, like the Sumer and Ancient Egyptians proliferated, due to its excellent conditions for agriculture. Specially, due to the anual inundations of the rivers Nile, Euphrates and Tigris.

Moreover, these civilizations abovementioned started to specialize, to implement labor division in their socities, and were able to reach technological progress and to develop tools which made their crops even more profitable than before. Examples of these developments achieved were: writing, glass, the wheel, agriculture, and the use of irrigation.

depending on what kind of map for example a pltical maps works in many ways this iss how it works it shows the areas and places the democratics and the repbulcicans reside for example if   texas chooses trump for president there a republican state and if   califronia chooses hillary there a democratic state.