The Twenty-First Century City: Design Considerations. This six-page undergraduate paper addresses the physical lay-out of a city of the twenty-first century. Included in the discourse are transportation issues, the lay-out of roadways and buildings in an environmentally friendly manner, and the positive influence computers may have on reducing urban sprawl, pollution and population density. 6 pgs. Bibliography lists 4 sources. Pages: 6 Bibliography: 4 source(s) listed Filename: 3907 Twenty-First City.doc Price: 53.70