The Nimbus Data Rescue Project at the NASA National Snow and Ice Data Center Distributed Active Archive Center (NASA DAAC) has updated its remapped Image Dissector Camera System data sets with newly digitized imagery from the Nimbus 4 satellite. The update extends these archives to 4 April, 1971. To learn more and obtain the new data, use the following links:
Data set DOIs: https://doi.org/10.5067/NIMBUS/NmIDCS3G https://doi.org/10.5067/NIMBUS/NmIDCS3H