sea_water_sigma_t_difference
https://w3id.org/hacid/data/cs/variables/cf/sea_water_sigma_t_difference <https://w3id.org/hacid/onto/data/Variable>
Sigma-t of sea water is the density of water at atmospheric pressure (i.e. the surface) having the same temperature and salinity, minus 1000 kg m-3.
rdf:langString
rdf:langString
sea_water_sigma_t_difference