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

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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 from ... 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
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Spatial coordinates   
  N: 85.0   S: -58.0   E: 180.0   W: -180.0

Data Set Citation
Dataset Originator/Creator: Center for International Earth Science Information Network (CIESIN)/Columbia University, International Food Policy Research Institute (IFPRI), The World Bank, and Centro Internacional de Agricultura Tropical (CIAT)
Dataset Title: Global Rural-Urban Mapping Project, Version 1 (GRUMPv1): Urban Extents Grid
Dataset Release Date: 2011
Dataset Release Place: Palisades, NY
Dataset Publisher: NASA Socioeconomic Data and Applications Center (SEDAC)
Version: 1.00
Data Presentation Form: raster, map
Online Resource: http://sedac.ciesin.columbia.edu/data/set/grump-v1-urban-extents
Temporal Coverage
Start Date: 1995-07-01
Stop Date: 1995-07-01
Location Keywords
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Ancillary Keywords
Data Set Progress
COMPLETE
Data Center
THE OAK RIDGE NATIONAL LABORATORY (ORNL) DISTRIBUTED ACTIVE ARCHIVE CENTER (DAAC) Supplemental Info
Data Center URL: http://daac.ornl.gov/
Dataset ID: 682

Data Center Personnel
Name: ORNL DAAC USER SERVICES OFFICE
Phone: (865) 574-7447
Email: uso at daac.ornl.gov
Contact Address:
ORNL DAAC User Services Office
Oak Ridge National Laboratory
City: Oak Ridge
Province or State: TN
Postal Code: 37831-6407
Country: USA
Personnel
Role: TECHNICAL CONTACT
Phone: +44 1603 593162
Fax: +44 1603 507784
Email: m.hulme at uea.ac.uk
Contact Address:
Climatic Research Unit
School of Environmental Studies
University of East Anglia
City: Norwich
Province or State: Norfolk
Postal Code: NR4 7TJ
Country: United Kingdom
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Extended Metadata Properties
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Creation and Review Dates
DIF Creation Date: 2003-09-15
Last DIF Revision Date: 2012-03-13

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