Greenland’s largest outlet glacier has receded over 40km since 1850 thumbnail: http://svs.gsfc.nasa.gov/vis/a000000/a003800/a003806/Jakobshavn_ortho_68.94N_69.39N_49.212W_51.372W_gal.png
Data in Harmony: NASA’s Harmonized Landsat and Sentinel-2 Project
NASA’s Harmonized Landsat and Sentinel-2 (HLS) project is a groundbreaking initiative that combines data from Landsats 8 & 9 with the European Space Agency’s Sentinel-2A & 2B satellites.