Roma as one of the biggest civilization at the moment, and with a big scale of the realm come with a bigger scale of the cost of resource and labor power, and that’s where it meets its progress trap. There is no doubt that the resource only from one location is not enough to supply Roman Empire, thus, Rome has to constantly seek out need supplies. Social structure wise, it’s a pyramid scheme that constantly sending the resources up from the bottom of the society, and the higher tire classes usually get to enjoy the bigger chunk of the profit. However, as the size of the society increase there is no way to meet the demand with the resources from only one land, that’s when Rome extends this pressure onto its other colonies. According to Wright (2006), “As the empire impoverished the soils of southern Europe, Rome exported its environmental load to colonies, becoming dependent on rain from North Africa and the Middle East.”, this is indeed unsustainable way of progress, the pace of Rome’s progress is too fast that the empire has reach its hand to other