"1" . "SDN:L05::ICEP" . . . "1" . "SDN:L05::ICEP" . . . . "Instruments that measure the freeboard, draught or thickness of ice sheets or sea ice. These are not to be confused with tethered ice profilers that are platforms that sample the water column beneath sea ice."@en . "2013-04-23 12:40:29.0" . . . "" . "accepted"@en . "2013-04-23 12:40:29.0" . . . . "false" . "SDN:L05::ICEP" . . "ice thickness profilers"@en . . . . . . . . . . . . . . . . . . . . . . . . . . .