Where you live may also determine your job. For example, if someone lives on the Tigris River, they may fish for a living or if you live in the Yemen Mountains you might be a coffee bean farmer.
b. Describe how the deserts and rivers of Southwest Asia (Middle East) have affected the population in terms of where people live, the type of work they do, and how they travel.
As you can see, the most densely populated areas are around water. In Turkey, Syria, and Iraq most people live on and around the Tigris and Euphrates rivers. In Saudi Arabia no one lives in the interior of the country where the Arabian Desert is.