It didn't, food surplus led to irrigation, division of labor, writing, trade
Increased development of cropland, A surplus of food & a rise of the city-states.
A food surplus
No, irrigation did not decrease the amount of food in Mesopotamia; in fact, it had the opposite effect. The development of irrigation systems in Mesopotamia allowed for more efficient and reliable water supply to crops, which led to increased agricultural productivity and surplus food production. This surplus food supported the growth of cities and civilizations in the region.
social divisions
It gave people a surplus of food.
Increased development of cropland, A surplus of food & a rise of the city-states.
the surplus food lead to less roaming to hunt and gather, and less fighting
It provided a surplus of food which allowed the people to move on from a struggle for survival towards civilisation.
A surplus of food allowed people to specialize in different jobs.
They devised an innovative irrigation system, which created a surplus of food.
Because of irrigation and agriculture, people had surpluses which resulted to surplus in food. Because of surplus in food, they were able to do more things like invent unlike the hunter-gathers in the Paleolithic Era who spent most of their time surviving and getting food. With all of the inventions, they could trade with others.
Irrigation allowed ancient societies to control water supply for agriculture, enabling them to cultivate larger areas of land and produce surplus food. This surplus supported population growth and led to the establishment of permanent settlements. As communities grew, they developed complex social structures, trade networks, and governance systems, laying the foundation for civilization. Overall, irrigation was crucial in transforming nomadic groups into organized societies with distinct cultural identities.