Cartography and Geographic Information Science

Introduction Geographers use a variety of methods for visualizing and analyzing population distributions across space. When the geometry of a research area differs significantly from census boundaries, areal interpolation techniques are employed...

Introduction Demographic information available through the Census Bureau is aggregated using census enumeration units, including blocks, block groups, and tracts. The smallest unit is represented by blocks. In urban areas this typically corresponds...

Introduction At the end of each decade when the U.S. Census of Population data are released, one of the first questions people ask is, "What has changed?" Some people look at change in terms of counties or metropolitan units, but many elected officials,...

Introduction The distribution of population is one of the fundamental inputs for many research tasks (such as urban planning, facilities allocation, and quality of life assessment) because the dispersion of resources and energy among various geographical...