By the early 1900s both slap-up Britain and the United States had become predominantly urbanized nations; since that time, urbanization has been occurring some the globe at a rapid rate. Today, as many an(prenominal) as 50 percent of the worlds population lives in urban areas, compared to only a few percent just cc years ago.
Sociologists studying urbanization trends note three different historical stages in the development of cities: preindustrial, industrial, and metropolitan-megalopolitanstages.
Preindustrial cities
For the vast majority of human beings history, as far as anyone knows, populate roamed about in search of sustenance. While they gathered edible plants, fished, and hunted, our ancestors could never understand enough food in one area to hold up themselves for an extended period of time. Consequently, they had to keep moving until they could find another(prenominal) place in which to settle temporarily.
Eventual technological improvements much(prenominal) as simple tools and information on how to farm and open fire animalsallowed people to settle in one place. They built villages, with mayhap only a few hundred people liveness in each, and, for the following 5,000 years, produced just enough food for themselveswith postcode more in reserve.
About 5,000 years ago, however, humans true such innovations as irrigation, metallurgy, and animal-drawn plows. These developments allowed farmers to produce an excess of food beyond their immediate needs. The resulting surplus of food led some people to make their living in other ways: for instance, by making pottery, weaving, and engaging in other nonagricultural activities that they could sell or exchange with others for the surplus food. As a result, people go off the farms, commerce developed, and cities began to form.
Preindustrial citieswhich first arose on fertile lands along rivers in the Middle East, Egypt, and Chinawere quite small compared to todays cities. most(prenominal) preindustrial cities housed fewer than...If you want to get a full essay, state it on our website: Orderessay
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