WorldPop Americas dataset details
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DATASET: Alpha version 2010, 2015 and 2010 estimates of numbers of people per pixel ('ppp') and people per hectare ('pph'), with national totals adjusted to match UN population division estimates (http://esa.un.org/wpp/) and remaining unadjusted.
REGION: Americas
SPATIAL RESOLUTION: 0.000833333 decimal degrees (approx 100m at the equator)
PROJECTION: Geographic, WGS84
UNITS: Estimated persons per grid square
MAPPING APPROACH: Random Forest
FORMAT: Geotiff (zipped using 7-zip (open access tool): www.7-zip.org)
FILENAMES: Example - PRY_ppp_v2b_2010_UNadj.tif = Paraguay (PRY) population per pixel (ppp) map for 2010 (popmap10) adjusted to match UN national estimates (UNadj), version 2b (v2b).
DATE OF PRODUCTION: July 2014

Also included: (i) Metadata html file, (ii) Google Earth file, (iii) Population datasets produced using original census year data