In 3 sentences, compare the methods used and the reasons behind how Egyptians and Mesopotamians changed their environments to suit their needs

Egyptians primarily utilized the flooding of the Nile River to irrigate their farmland, harnessing natural cycles to enhance agricultural productivity through a system of basins and canals. In contrast, Mesopotamians faced variable river behavior with the Tigris and Euphrates, leading them to develop more complex irrigation systems, including dikes, reservoirs, and channels, to control water flow and manage agricultural needs. Both civilizations modified their environments to ensure reliable food sources, but the differences in their methods stemmed from their unique geographical challenges and river dynamics.