Last updated: 24 Jun 2022 | Recent visits: 3 G HSL GHS built-up grid, derived from Sentinel-1 (2016), R2018A - OBSOLETE RELEASE Information layer on the presence of built-up surfaces derived from global Sentinel-1 Synthetic Aperture Radar (SAR) satellite data, collected during 2016. The native spatial resolution of the data is 20 meters with a pixel spacing of 10 meters and dual polari... WEB PUB DWN