Figure 3.4: The Expanding Area of Urban Regions

The territory of urban regions is doubling in the period 1960 to 1980. By the year 2000, urban regions will encompass one-sixth of the United States land area (excl. Alaska and Hawaii). Source: Jerome P. Pickard, "U.S. Metropolitan Growth and Expansion, 1970-2000, with Population Projections" (prepared for the Commission, 1972).