• Home
  • » Data
  • » Summary
  • Guinea-Bissau 100m Age structures



    WorldPop Africa age structure dataset details

    DATASET: Alpha version 2014 estimates of number of people in each 5-year age group per grid square, with national totals adjusted to match UN population division estimates (http://esa.un.org/wpp/).
    REGION: Africa
    SPATIAL RESOLUTION: 0.00833333 decimal degrees (approx 100m at the equator)
    PROJECTION: Geographic, WGS84
    UNITS: Estimated number of people in each 5-year age group per grid square
    MAPPING APPROACH: Land cover based, as described in: Linard, C., Gilbert, M., Snow, R.W., Noor, A.M. and Tatem, A.J., 2012, Population distribution, settlement patterns and accessibility across Africa in 2010, PLoS ONE, 7(2): e31743.
    5-YEAR AGE PROPORTIONS: Tatem, Andrew J., Garcia, Andres J., Snow, Robert W., Noor, Abdisalan M., Gaughan, Andrea E.,Gilbert, Marius and Linard, Catherine, 2013, Millennium development health metrics: where do Africa's children and women of childbearing age live? Population Health Metrics, 11, (1), 11.
    FORMAT: Geotiff (zipped using 7-zip (open access tool): www.7-zip.org)
    FILENAMES: Example - BEN14_A0005_adjv1 = Benin (BEN) population count between 0 and 5 years old map (A0005) for 2014 (14) adjusted to match UN national estimates (adj), version 1 (v1).
    DATE OF PRODUCTION: August 2014

    Dataset construction details and input data are provided here: http://www.worldpop.org.uk/data/methods/
    The general population mapping approach is described here: http://www.plosone.org/article/info:doi/10.1371/journal.pone.0031743
    The methodology to estimate 5-year age proportions is described here: http://www.pophealthmetrics.com/content/11/1/11
    DOI: 10.5258/SOTON/WP00106

    Download Dataset

    We do not make it mandatory that you fill in the boxes below before downloading the data. We do value knowing some information about users and their intended data applications though, as this helps us understand and adapt to the needs of our user-base, so encourage you to provide details if you are able to. We will not share these contact data further, and also encourage you to provide feedback on the downloaded dataset, especially on any errors or availability of extra input datasets that can help in improving our outputs.

    Worldpop datasets are available under the Creative Commons Attribution 4.0 International License. This means that you are free to share (copy and redistribute the material in any medium or format) and adapt (remix, transform, and build upon the material) for any purpose, even commercially, provided attribution is included (appropriate credit and a link to the licence).

    This file is 2.72 MB in size.