The global version data of land cover (GLCNMO) is developed by the ISCGM Secretariat in cooperation with the Japan Geospatial Information Agency (GSI), Chiba University and NGIA in their respective countries and regions. Use MODIS data and remote sensing technology to produce data. The grid interval of data coverage around the world is 500 meters (15 seconds) (version 2 and version 3). So far, three periods of data have been developed and provided, namely version 1, version 2 and version 3.