. "Altitude is the (geometric) height above the geoid, which is the reference geopotential surface. The geoid is similar to mean sea level."@en . "false" . "SDN:P07::CFSN0029" . "2006-09-26 18:12:43.0" . "altitude_at_top_of_dry_convection"@en . "2006-09-26 18:12:43.0" . . "accepted"@en . "" . "SDN:P07::CFSN0029" . "1" . "1" . . . . . "SDN:P07::CFSN0029" . .