Urban Geography World Geography and Cultures Chapter 4 Why understand urban geo? Nearly ½ the world’s population lives in urban areas Cities fulfill economic, residential, and cultural functions in different ways 1 Growth of urban areas Urban areas develop and grow much like a plant Village, hamlet Town City Metropolitan area Functional area Metropolis City with at least 1 million Megalopolis City with at least 10 million 2 Where are cities found? All over the world – but there are some common patterns Most are found in places with Chicago, IL Good transportation Easy access to natural resources Natural trade hubs Specialization Economic activities Trade Land Use in a City Three basic types of land use Residential Industrial Commercial CBD Central Business District Where business offices and stores are found Little residential – expensive if present High cost of land Skyscrapers and tall buildings common Helps to regulate type of activity in central areas 3 Urban Area Models Concentric Zone Model Traditional Like a bull’s eye Sector Model Still radiating but with wedges Found more often after the highway systems were developed Multiple Nuclei Model Newest urban layouts Several areas with CBD characteristics Many suburban cities 4 5