Changes between Version 7 and Version 8 of ReportDgvm


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Timestamp:
2011-07-27T11:30:11+02:00 (13 years ago)
Author:
nvuilsce
Comment:

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  • ReportDgvm

    v7 v8  
    66For all the simulations that have been tested, we use a simulation performed with V1.6 and provided by Nathalie De Noblet. 
    77They all run 200 years using a climatology from CRU (monthly data) provided by Nathalie as well. 
    8 We first ensure that we were capable to re-do the simulation performed by Nathalie.  
     8We first ensure that we were capable to re-do the simulation performed by Nathalie. Below is the PFT distribution of natural vegetation (one PFT per column) for the simulation performed by Nathalie (upper panel), and our simulation (middle panel) and the difference between the two (lower panel). 
     9[[Image(DGVM_compar_Nath_1.6_noagri.png, 100%)]] 
    910 
    10 [[Image(DGVM_compar_Nath_1.6_noagri.png, 30%)]] 
     11We then ran a simulation with the tag 1.9.5.1, to check how ORCHIDEE was performing before changes. Here below is a comparison with the simulation provided by Nathalie. 
     12The main changes are : 
     13- The high latitudes are defined as 100% NoBio fraction. 
     14- Increase of the fraction of Bare Soil in Central Asia at the expense of Grass PFT. 
     15- Extension of the Tropical PFT zone in Africa at the expense of C3 and C4 grass PFT. 
     16- Extension of the zone occupied by 'Temperate broad-leaved summergreen' (but with low fraction). 
     17- Change in the fractions occupied by Boreal PFT.