https://land.copernicus.vgt.vito.be/PDF/datapool/Vegetation/Soil_Water_Index/SWI_STATIC_V3/2015/01/01/SWI-STATIC-WF_201501010000_GLOBE_GLWD_V1.1.1/c_gls_SWI-STATIC-WF_201501010000_GLOBE_GLWD_V1.1.1.nc