Dear Sophie and Jonathan, I would be happy with either of Jonathan's suggestions: > temperature_at_top_of_ice_sheet_model > or > temperature_at_base_of_surface_snow_model.
I agree that these are both clear and we do have existing names that refer explicitly to models. Best wishes, Alison > -----Original Message----- > From: CF-metadata [mailto:[email protected]] On Behalf Of > Jonathan Gregory > Sent: 06 October 2016 17:28 > To: [email protected] > Subject: Re: [CF-metadata] additional standard name for ISMIP6 > > Dear Sophie and Alison > > > 1. snow_land_ice_interface_temperature (K) > > > 'Surface Temperature that is used to force ice sheet models. It is the > temperature at the base of the snowpack models, and does not vary with > seasons. Report surface temperature of ice sheet where snow thickness is > zero.' > > > I think the name itself is clear and that not mentioning firn (unless > > strictly > necessary) makes the name easier to understand for non-experts as well as > experts. > > Sorry to be awkward, but I think this may not be entirely clear. I understand > the idea and I see why it was natural to use "firn" to mean the part of > the ice-sheet that you regard as the ice, not as overlying snow. However I > agree that "firn" is an obscure term. In fact this level is really a model > concept, isn't it, as the definition indicates. In reality there is not a > clear > distinction between the snowpack and the ice, or at least not necessarily at > the level we want to name here. Could we acknowledge this by calling it > temperature_at_top_of_ice_sheet_model > or > temperature_at_base_of_surface_snow_model > The former would have the advantage that it would *always* apply, even if > there is no snow, and it corresponds to the first sentence of the definition > given. In the second I suggest surface_snow instead of snowpack because we > consistently use the former for snow lying on the ground in standard names. > Reference to models is not unprecedented in standard names e.g. > net_downward_radiative_flux_at_top_of_atmosphere_model > > Best wishes > > Jonathan > _______________________________________________ > CF-metadata mailing list > [email protected] > http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata _______________________________________________ CF-metadata mailing list [email protected] http://mailman.cgd.ucar.edu/mailman/listinfo/cf-metadata
