[CF-metadata] Proposal for new standard names - use of"sedimentation"

From: Bert Jagers <bert.jagers>
Date: Fri, 11 Mar 2011 07:18:38 +0100

The use of 'gravitational_settling' is fine with me too.

Best regards,

Bert

---
Tomoo Ogura wrote:
> Hi Philip,
>
> I agree with your proposals.
> I think it's a good idea to adopt an existing phrase for std_names
> that fits our needs - thanks for letting me know this.
>
> Best wishes,
>
> Tomoo
>
> ----- Original Message ----- From: "Cameron-smith, Philip" 
> <cameronsmith1 at llnl.gov>
> To: "Tomoo Ogura" <ogura at nies.go.jp>; "Bert Jagers" 
> <bert.jagers at deltares.nl>; "Jonathan Gregory" <j.m.gregory at reading.ac.uk>
> Cc: "Jennifer Kay" <jenkay at ucar.edu>; "Yoko Tsushima" 
> <yoko.tsushima at metoffice.gov.uk>; <cf-metadata at cgd.ucar.edu>
> Sent: Friday, March 11, 2011 11:15 AM
> Subject: RE: [CF-metadata] Proposal for new standard names - use 
> of"sedimentation"
>
>
> Thanks, Bert.
>
> I am embarrassed to say that I didn't notice/remember/discover that CF 
> already has the term/phrase we need until your email.  It is:
>
> gravitational_settling
>
> This is used in 6 std_names, and has the meaning that we want, 
> although the distinction/overlap with precipitation was never 
> discussed, presumably because these std_names were connected to 
> movement of aerosols.
>
> An example of one of the existing std_names is:
>
> tendency_of_atmosphere_mass_content_of_black_carbon_dry_aerosol_due_to_gravitational_settling 
>
>
> Hence, I propose that we replace 'sedimentation' with 'gravitational 
> settling' in your std_names for cloud drops.
>
> I further propose that we still add text to the descriptions that 
> clearly distinguishes 'gravitational_settling' from 'precipitation' 
> along the lines you previously proposed.
>
> As a footnote for the grammar discussion in another thread: I would 
> have been more likely to discover the 'gravitational_settling' term if 
> CF was using a grammar-vocabulary system.
>
> Best wishes,
>
>    Philip
>
> -----------------------------------------------------------------------
> Dr Philip Cameron-Smith, pjc at llnl.gov, Lawrence Livermore National Lab.
> -----------------------------------------------------------------------
 
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Received on Thu Mar 10 2011 - 23:18:38 GMT