INDIA'S MAJOR RIVER SYSTEM
india had two major river systems. these rivers were the ganges and the indus river. they gave india surplus of silt that the rivers carried. they used these rivers for their irrigation system.
INDIA'S SETTING THAT HELPED ITS CIVILIZATION
the two river systems probably helped india get rid of human waste. they had toilets and probably used the irrigation system to help flow the human waste to the outside. they had a sewage like irrigation system which controlled when they let the water take the waste out. they needed the irrigation system to get rid of human waste because the human waste would have the people get diseases. it also watered their crops so they can have food to eat.