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Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Urban Extents Grid
Entry ID: CIESIN_SEDAC_GRUMPv1_EXT


Summary
Abstract: The Global Rural-Urban Mapping Project, Version 1 (GRUMPv1) consists of estimates of human population for the years 1990, 1995, and 2000 by 30 arc-second (1km) grid. The urban

extent grids distinguish urban and rural areas based on a combination of population counts (persons), settlement points, and the presence of Nighttime Lights . Areas are defined as urban

where contiguous lighted cells ... View entire text

Purpose: To provide a raster representation of urban areas (or urban mask) for use with GRUMP population grids or other data sets.
Related URL
Description: data download page
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Geographic Coverage
Spatial coordinates   
  N: 85.0   S: -58.0   E: 180.0   W: -180.0

Data Set Citation
Version: 1.0
Extended Metadata Properties
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