why does a majority of the population in Iraq live within the Tigris-Euphrates Rives

why does a majority of the population in Iraq live within the Tigris-Euphrates Rives?
why does a majority of the population in Iraq live within the Tigris-Euphrates Rives?
History - 4 Answers
Random Answers, Critics, Comments, Opinions :
1 :
Because that's the fertile area of Iraq. The rest is desert.
2 :
Iraq is all desert. So living near a river is better than living in the desert
3 :
Because the rest of Iraq is just desert, dude! xD It's the same way in any desert. People always stay close to the "rives" and lakes, as every drop of water is precious in the desert.
4 :
GITAE LEE u saved my life im in the same history class with you lol woooo!