The invention of irrigation systems & plows (jan 30, 3100 BC – jan 30, 2334 BC)
Description:
The Sumerians needed a stable food supply so they invented plows and irrigation systems. Irrigation systems are very important and are used many years later as well. Irrigation systems made sure that there was always a steady supply of water. Plows also were a very very important invention that prepared the soil.Added to timeline:
Date:
jan 30, 3100 BC
jan 30, 2334 BC
~ 766 years