Dataset details: WorldPop Global Country Boundaries (v1) ______________________________________________ DATASET: Version 1 WorldPop global country boundaries dataset REGION: World SPATIAL RESOLUTION: 0.00833333 decimal degrees (approx. 1km at the equator) PROJECTION: Geographic, WGS89 UNITS: pixel values = ISO 3166-1 numeric country code ID MAPPING APPROACH: Rasterized and harmonised country boundary dataset with a spatial resolution of 30 arc seconds. FORMAT: Geotiff (zipped using 7-zip (open access tool): www.7-zip.org) FILENAMES: Example – ‘WP_Grid_CCID_1km_v1.tif’ WorldPop global spatial grid providing country code ID (CCID) at 1km resolution, dataset version 1. DATE OF PRODUCTION: Oct 2016 CITATION: WorldPop. 2017. WorldPop Global Country Boundaries. Version 1. University of Southampton. DOI: 10.5258/SOTON/WP00530