How do the Tigris and Euphrates Rivers contribute to Iraq’s economy today?

Waterwheel, Ḥamāh, Syria, similar to those long used for irrigation in the Tigris-Euphrates region. In Iraq most of those crops depend on irrigation, which can be applied in three ways: by flow from rivers and canals through small channels, by lifting with wheels or pumps into channels, and by direct inundation.

the anasazi indians were real pioneers and created roads and irrigation systems for watering their crops. they were also great architects and the cliff dwellings are one of their biggest achievements.

explanation:

answer; self-efficacy;