NASA IceBridge Narrow Swath ATM L1B Elevation and Return Strength data for 2015 Arctic are now available from the NASA National Snow and Ice Data Center Distributed Active Archive Center (NSIDC DAAC).
This data set contains spot elevation measurements of Greenland, Arctic, and Antarctic sea ice acquired using the NASA Airborne Topographic Mapper (ATM) 4CT3 narrow scan instrumentation.
Data set DOI: https://doi.org/10.5067/CXEQS8KVIXEI