"sea_ice_thickness"@en . . . "SDN:P07::CFSN0369" . "accepted"@en . . . . . . . . "SDN:P07::CFSN0369" . "2" . . . "false" . . "" . "2" . . "2018-07-03 16:09:23.0" . . . . . "2018-07-03 16:09:23.0" . . "SDN:P07::CFSN0369" . "\"Thickness\" means the vertical extent of a layer. \"Sea ice\" means all ice floating in the sea which has formed from freezing sea water, rather than by other processes such as calving of land ice to form icebergs."@en .