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pmip3:design:6k:index [2009/02/10 13:59] masa |
pmip3:design:6k:index [2009/02/10 16:27] jypeter Cosmetic changes |
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====== 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> | + | <note warning>**Page in progress**: this is not the final version\\ \\ Use the discussion panel below for comments</note> |
===== Boundary conditions ===== | ===== Boundary conditions ===== | ||
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- | ^ ^ PMIP3 ^ Alternative solution ^ | + | ^ ^ PMIP3 ^ Alternative solution ^ |
- | | Orbital parameters | **ecc**=0.018682, **obl**=24.105°, **peri-180°**= 0.87° | | | + | | Orbital parameters | **ecc** = 0.018682\\ **obl** = 24.105°\\ **peri-180°** = 0.87° | | |
| Date of vernal equinox | March 21 at noon | | | | Date of vernal equinox | March 21 at noon | | | ||
- | | Trace gases | **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 | | | + | | Trace gases | **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 PI | | | | Aerosols | Same as PI | | | ||
| | | | | | | | | | ||
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- prescribed to PI (some ESM may only compute vegetation phenology and carbon cycle)\\ | - 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) | + | - Obtained from asynchronous coupling with a DVGM (Biome 4 model provided) |
==== For Earth System Models with interactive carbone cycle ==== | ==== For Earth System Models with interactive carbone cycle ==== | ||
- | The simulations are forced by CO2 concentrations. Please use the same protocal as in CMIP5 to store the carbone fluxes and the variables needed for PCMIP (see list here) | + | The simulations are forced by CO2 concentrations. Please use the same protocol as in CMIP5 to store the carbone fluxes and the variables needed for PCMIP (see list here) |
==== Insolation ==== | ==== Insolation ==== | ||
- | Note that insolation should follows PMIP requirements. Please check it carefuly using the following tables ([[http://pmip2.lsce.ipsl.fr/design/tables/inso_tables_6k.shtml|6ka BP insolation tables]]) | + | Note that insolation should follows PMIP requirements. Please check it carefully using the following tables ([[http://pmip2.lsce.ipsl.fr/design/tables/inso_tables_6k.shtml|6ka BP insolation tables]]) |
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===== Initial conditions ===== | ===== Initial conditions ===== | ||
- | ^ ^ PMIP3 ^ Alternative solution ^ | + | ^ ^ PMIP3 ^ Alternative solution ^ |
- | | Initial conditions | branch off PI after adjustement | Same as in PI | | + | | Initial conditions | Branch off PI after adjustement | Same as in PI | |
- | | Model spin up | Same as in PI | | | + | | Model spin up | Same as in PI | | |