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pmip3:design:6k:index [2009/02/05 19:15] pasb |
pmip3:design:6k:index [2009/02/09 14:52] jypeter Slight change of the top warning |
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//Go to =>// [ [[pmip3:design:pi:index|PI]] ] - [ [[pmip3:design:21k:index|21ka]] ] - [ [[pmip3:design:lm:index|LM]] ] | //Go to =>// [ [[pmip3:design:pi:index|PI]] ] - [ [[pmip3:design:21k:index|21ka]] ] - [ [[pmip3:design:lm:index|LM]] ] | ||
- | ====== 6ka Experimental Design ====== | ||
+ | ====== 6ka Experimental Design ====== | ||
+ | |||
+ | <note warning>**Page in progress**: this is not the final version\\ \\ Use the discussion pannel below for comments</note> | ||
===== Boundary conditions ===== | ===== Boundary conditions ===== | ||
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^ ^ PMIP3 ^ Alternative solution ^ | ^ ^ PMIP3 ^ Alternative solution ^ | ||
- | | Orbital parameters | ecc= , obl= , peri= | | | + | | Orbital parameters | **ecc**=0.018682, **obl**=24.105 °, **peri-180°**= 0.87 ° | | |
- | | date of the Vernal equinox | March 21 at Noon | | | + | | date of the Vernal equinox | March 21 at Noon | | |
- | | Trace Gazes | | | | + | | Trace Gazes | **CO<sub>2</sub>** = 280 ppm, **CH<sub>4</sub>** = 650 ppb, **N<sub>2</sub>O** = 270 ppb, **CFC** = 0, **O<sub>3</sub>** = same as PI | | |
- | | Aerosols | Same as in PI | | | + | | Aerosols | Same as PI | | |
| | | | | | | | | | ||
- | | Solar constant | 1365W/m2 | As in PI | | + | | Solar constant | 1365W/m<sup>2</sup> | As in PI | |
- | | Vegetation | Interactive | See specific note below | | + | | Vegetation | Interactive | See specific note below | |
- | | Ice sheet | remnant Laurentide ice-sheet (provided) | Same as in PI | | + | | Ice sheet | remnant Laurentide ice-sheet (provided) | Same as PI | |
- | | Topography and coastline | Modification of the Hudson Bay (provided) | Same as in PI | | + | | Topography and coastline | Modification of the Hudson Bay (provided) | Same as PI | |
** Vegetation ** | ** Vegetation ** | ||
Depending on the complexity of the model used the vegetation will be either \\ | Depending on the complexity of the model used the vegetation will be either \\ | ||
- computed by the model \\ | - computed by the model \\ | ||
- | - prescribed to PI \\ | + | - prescribed to PI (some ESM may only compute vegetation phenology and carbon cycle)\\ |
- | - prescribed to 6ka vegetation reconstructed from a combination of model output and data analyses (please use the map provided here) | + | - prescribed to 6ka vegetation reconstructed from a combination of model output and data analyses (please use the map provided here) \\ |
+ | - Obtained from asynschonous coupling with a DVGM (Biome 4 model provided ) | ||
** For Earth System Model with interactive carbone cycle ** | ** For Earth System Model with interactive carbone cycle ** |