When scientists talk about the cryosphere, they mean the places on Earth where water is in its solid form, frozen into ice or snow. Read more ...
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NASA National Snow and Ice Data Center Distributed Active Archive Center
The NASA IceBridge ATM L0 Raw Ranges (ILATM0) data set contains raw elevation range measurements using the NASA Airborne Topographic Mapper (ATM) instrumentation. The data were collected as part of Operation IceBridge funded aircraft survey campaigns, are stored in binary format, and are available via FTP for periodic, ongoing campaigns from 16 October 2009 to the present.