Re-Mapping the World's Population

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Slides from a presentation by Benjamin Hennig at the ESRI International User Conference in San Diego, 15 July 2009. See more at http://www.viewsoftheworld.net/?p=654

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Re-Mapping the World's Population

  1. 1. Re-Mappingthe World’s PopulationBenjamin D HennigDanny Dorling, John Pritchard, Mark RamsdenDepartment of Geography, The University of Sheffield
  2. 2. 2Contents• Introduction: The Worldmapper project• A gridded population cartogram - Data - Methods - Results• Outlook15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  3. 3. The Worldmapper projectwww.worldmapper.org
  4. 4. 415/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  5. 5. 5World Population Cartogram15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  6. 6. A griddedpopulation cartogramdata
  7. 7. 7Gridded Population DataSEDAC GPWv3- Based on national statistical office estimates of population- Data for 1990-2015- Different resolutions available (1°-2.5’) Image Source: http://sedac.ciesin.columbia.edu/gpw/global.jsp#15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  8. 8. A griddedpopulation cartogrammethods
  9. 9. 9Cartogram creationI. Data preparation (ArcMap 9.3): - grid-data import (raster format) - data conversion to polygons via ArcToolbox - metadata supplementation by adding worldmapper metadata to each raster cellI. Cartogram calculation15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  10. 10. 10Cartogram creation15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  11. 11. 11Cartogram creationI. Data preparation (ArcMap 9.3): - grid-data import (raster format) - data conversion to polygons via ArcToolbox - metadata supplementation by adding worldmapper metadata to each raster cellI. Cartogram calculationII. Visualization - union of country polygons - applying worldmapper color scheme15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  12. 12. 12Cartogram creation15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  13. 13. A griddedpopulation cartogramresults
  14. 14. 14A newWorld Population Cartogram15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  15. 15. 15A newWorld Population Cartogram15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  16. 16. 16Source: http://www.worldmapper.org/images/largepng/2.png
  17. 17. 17The US Population Cartogram15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  18. 18. Re-Drawing the worldOutlook
  19. 19. 19Country Cartograms15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  20. 20. 20Cartogram Globe15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  21. 21. 21Perspectives- Going down to earth: Regional Cartograms- Going to the users: Digital Globes & Mapping platforms- Extending topics: Using the population grid to map other worldmapper topics upon it15/07/2009 29th ESRI UC 2009 - Hennig et al (University of Sheffield): Re-Mapping the World’s Population
  22. 22. Visit us at www.worldmapper.org Contact me at b.hennig@worldmapper.org www.viewsoftheworld.netThanksfor yourattention.

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