WorldPop Americas dataset details _______________________ DATASET: Alpha version 2010, 2015 and 2020 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 - HTI_ppp_v2b_2010_UNadj.tif = Haiti (HTI) population per pixel (ppp) map for 2010 (2010) adjusted to match UN national estimates (UNadj), version 2b (v2b) DATE OF PRODUCTION: November 2016 Also included: (i) Metadata html file, (ii) Google Earth file, (iii) Population datasets produced using original census year data (2015)