PROJCS["Sphere_Natural_Earth",GEOGCS["GCS_Sphere_GRS_1980_Mean_Radius",DATUM["D_Sphere_GRS_1980_Mean_Radius",SPHEROID["Sphere_GRS_1980_Mean_Radius",6371008.7714,0]],PRIMEM["Greenwich",0],UNIT["Degree",0.0174532925199433]],PROJECTION["Natural_Earth"],PARAMETER["central_meridian",0],PARAMETER["false_easting",0],PARAMETER["false_northing",0],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["ESRI","53077"]]