Neolithic Revolution is the major change in human life caused by the begginings of farming that is by peoples shift from food gathering to food producing. This period occurred between 12,000 and 8,000 years ago. It is also transformed of human societies from being hunter-gatherer based to agriculture based. It first emerged in the Fertile Crescent, around present-day Iraq, which would also be the founding site of the world's first large cities, including Babylon.