Combined snow and ice thickness from a multifrequency electromagnetic induction instrument (GEM-2), see Hunkeler et al. (2015) for details. Coordinates:============X and Y...
These data describe pack ice characteristics in the Antarctic sea ice zone. These data are in the ASPeCt format. National program: United States Vessel: Nathaniel B. Palmer Dates in ice: 26 Jul 20
海冰密集度数据由美国冰雪中心（National Snow and Ice Data Center, NSIDC）提供，该密集度产品由 Nimbus-7卫星上的扫描式多通道微波辐射计（Scanning Multi-frequency Microwave Radiometer, SMMR）和美国国防气象卫星DMSP(Defense Meteorological Satellite Program)搭载
