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h1. IPCC Standard Output from Coupled Ocean-Atmosphere GCMs,
h1. PCM/CCSM case name correspondences
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<p class="MsoNormal" style="text-align: center;" align="center"><b>For
further information contact:
<a href="mailto:taylor13@llnl.gov"
style="color: blue; text-decoration: underline;">taylor13@llnl.gov</a></b></p>
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The following table indicates for each IPCC simulation the years for
which output should be submitted to the PCMDI archive.
\\ *_Table of Experiments._*
{table:border="1"|bordercolor="#111111"
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{tr}{th:height="78"}{th}{th:height="78"}Experiment Name{th}{th:style="text-align:|left;|vertical-align:|top;"|height="78"}Monthly
Data <span style="font-weight: 400;">(submit for each
member of ensemble)</span>{th}{th:style="text-align:|left;|vertical-align:|top;"|height="78"}Daily
Data <span style="font-weight: 400;">(temperature
and precipitation data should be submitted for each member of ensemble,
but all other fields should be submitted for only a single ensemble
member)</span>{th}{th:style="text-align:|left;|vertical-align:|top;"|height="78"}3-Hourly
Data <span style="font-weight: 400;">(submit
for a single ensemble member)</span>{th}{th:height="78"} Notes{th}{tr}{tr}{td:height="40"}1{td}{td:height="40"}pre-industrial control experiment{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 255, 0);">B05.02</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">B06.18</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">B06.38</span>
<span style="color: rgb(0, 0, 255);">B06.62</span>
<span style="color: rgb(0, 255, 0);">B07.44</span>{td}{td:style="vertical-align:|top;|width:|10%;|text-align:|left;"} <span
style="color: rgb(0, 255, 0);">b30.020</span>{td}{td:style="height:|40px;|font-weight:|bold;|text-align:|left;|vertical-align:|top;"}req:>
100 years (~500 years)
<span style="font-weight: normal;">PCM: 0100-0600
CCSM: up to BK
</span>{td}{td:style="height:|40px;|text-align:|left;|vertical-align:|top;"}<span
style="font-weight: bold;">req: 40 years that can best be compared to
years 1961-2000 of the 20C3M expt</span>.
PCM: ?
CCSM: up to BK{td}{td:style="height:|40px;|text-align:|left;|vertical-align:|top;"}<span
style="font-weight: bold;">req:last year</span>
PCM: n/a
CCSM: ???{td}{td:height="40"}[Notes|http://www.cgd.ucar.edu/ccr/strandwg/IPCC_Processing/notes.PIcntrl.html]{td}{tr}{tr}{td:height="40"}2{td}{td:height="40"}present-day control experiment{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 255, 0);">B04.10</span>{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 255, 0);"> b30.009</span>{td}{td:style="height:|40px;|text-align:|left;|vertical-align:|top;"}<span
style="font-weight: bold;">req:> 100 years (~300 years)
</span>PCM: 0049-0348
CCSM: up to BK
<span style="font-weight: bold;"></span>{td}{td:style="height:|40px;|font-weight:|bold;|text-align:|left;|vertical-align:|top;"}req:
last 20 years
<span style="font-weight: normal;">PCM: n/a</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: up to BK</span>{td}{td:style="height:|40px;|font-weight:|bold;|text-align:|left;|vertical-align:|top;"}req:last
year
<span style="font-weight: normal;">PCM: n/a</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: ???</span>{td}{td:height="40"}for most models this experiment is not needed,
but for some it is the control for experiments 8-9. There will be
no natural forcing and anthropogenic influences will be set at
present-day level. The control experiment should be long enough
to extend to the furthest point in time reached by the end of the
perturbation experiments (which branch from it). Thus the control
should allow us to subtract any residual, unforced drift from the
perturbation simulations.{td}{tr}{tr}{td:height="40"}3{td}{td:height="40"}climate of the 20th Century experiment (20C3M){td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 255, 0);">B06.57</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">B06.59</span>
<span style="color: rgb(255, 0, 0);">B06.60</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">B06.61</span>{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 255, 0);">b30.030a</span>
<span style="color: rgb(255, 0, 0);">b30.030b</span>
<span style="color: rgb(0, 255, 0);">b30.030c</span>
<span style="color: rgb(255, 0, 0);">b30.030d</span>
<span style="color: rgb(0, 255, 0);">b30.030e</span>{td}{td:style="height:|40px;|font-weight:|bold;|text-align:|left;|vertical-align:|top;"}req:~1850
- present
<span style="font-weight: normal;">PCM:1890-1999</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM:1870-1999</span><span
style="font-weight: bold;">
</span>{td}{td:style="height:|40px;|font-weight:|bold;|text-align:|left;|vertical-align:|top;"}req:1961
- 2000
<span style="font-weight: normal;">PCM:1961-1999</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM:1961-1999</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:1991-2000
<span style="font-weight: normal;">PCM: n/a</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM:???</span>{td}{td:height="40"}should initialize from a point early enough in
the pre-industrial control run to ensure that the end of all the
perturbed runs branching from the end of this 20C3M run end before the
end of the control. This will enable us to subtract any residual
drift in the control from all runs that will be compared to it.{td}{tr}{tr}{td:height="40"}4{td}{td:height="40"}committed climate change experiment{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(255, 0, 0);">B07.73a</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">B07.73b</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">B07.73c</span>{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 255, 0);">b30.036a</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">b30.036b</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">b30.036c</span>
<span style="color: rgb(255, 0, 0);">b30.036d</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">b30.036e</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:present - 2100
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM:same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:2046-2065, 2081 - 2100
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:2050, 2100
<span style="font-weight: normal;">PCM: n/a</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: ???</span>{td}{td:height="40"}should take the end of the 20C3M run as its
initial condition.{td}{tr}{tr}{td:height="40"}5{td}{td:height="40"}SRES A2 experiment{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 255, 0);">B06.20</span>
<span style="color: rgb(255, 0, 0);">B07.72a</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">B07.72b</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">B07.72c</span>{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 0, 255);">b30.042a</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">b30.042b</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">b30.042c</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">b30.042d</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">b30.042e</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:present - 2100
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:2046 - 2065,
2081 - 2100
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:2050, 2100
<span style="font-weight: normal;">PCM: n/a ?</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: ???</span>{td}{td:height="40"}should take the end of the 20C3M run as its
initial condition.{td}{tr}{tr}{td:height="59"}6{td}{td:height="59"}720 ppm stabilization experiment (SRES A1B){td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(255, 0, 0);">B07.08</span>
<span style="color: rgb(255, 0, 0);">B07.70a</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">B07.70b</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">B07.70c</span>
<span style="color: rgb(255, 0, 0);">B07.76</span>{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(255, 0, 0);">b30.040a</span>
<span style="color: rgb(0, 255, 0);">b30.040b</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">b30.040c</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">b30.040d</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">b30.040e</span>
{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:present - 2300 (present - 2200)
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:2046 - 2065, 2081-2100, 2181-2200, 2281-2300
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:2050, 2100, 2150, 2200, 2300{td}{td:height="59"}Impose SRES A1B conditions and initialize with
conditions from the end of the 20C3M simulation and run to 2100, after
which hold concentrations fixed and continue run to 2200. One
member of the ensemble should be extended for an additional 100 years
(to 2300), continuing to hold concentrations fixed.{td}{tr}{tr}{td:height="59"}7{td}{td:height="59"}550 ppm stabilization experiment (SRES B1){td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 0, 255);">B07.57a</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">B07.71b</span>
<span style="color: rgb(255, 0, 0);">B07.71c</span>
<span style="color: rgb(0, 255, 0);">B07.57d</span><br
style="color: rgb(0, 255, 0);">
<span style="color: rgb(0, 255, 0);">B07.77</span>{td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(255, 0, 0);">b30.041a</span>
<span style="color: rgb(0, 255, 0);">b30.041b</span>
<span style="color: rgb(255, 0, 0);">b30.041c</span><br
style="color: rgb(255, 0, 0);">
<span style="color: rgb(255, 0, 0);">b30.041d</span>
<span style="color: rgb(0, 255, 0);">b30.041e</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:present - 2200 (present - 2200)
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:2046 - 2065, 2081-2100, 2181-2200, 2281-2300
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:2050, 2100, 2150, 2200, 2300{td}{td:height="59"}Impose SRES B1 conditions and initialize with
conditions from the end of the 20C3M simulation and run to 2100, after
which hold concentrations fixed and continue run to 2200. One
member of the ensemble should be extended for an additional 100 years
(to 2300), continuing to hold concentrations fixed.{td}{tr}{tr}{td:height="59"}8{td}{td:height="59"}1%/year CO2 increase experiment (to doubling){td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 0, 255);">B04.16</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">B04.29</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">B04.30</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">B04.33</span><br
style="color: rgb(0, 0, 255);">
<span style="color: rgb(0, 0, 255);">B04.34</span>
{td}{td:style="vertical-align:|top;|width:|10%;"} <span
style="color: rgb(0, 255, 0);">b30.026a.ES01</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:~70 years to doubling + an additional 150 years
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:last 20 years
<span style="font-weight: normal;">PCM: n/a</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: up to BK</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:at doubling and 150 years after doubling{td}{td:height="59"}Hold CO2 fixed after reaching doubled
concentration. This run should be initialized from a point either
within a present-day control run or a pre-industrial control run.
Make sure that the initial time is early enough in the control run to
subtract out any residual (unforced) drift that might occur over the
220 years of this experiment.{td}{tr}{tr}{td:height="59"}9{td}{td:height="59"}1%/year CO2 increase experiment (to quadrupling){td}{td:style="vertical-align:|top;|width:|10%;"}<span
style="color: rgb(0, 0, 255);">B04.23</span>{td}{td:style="vertical-align:|top;|width:|10%;"} <span
style="color: rgb(0, 255, 0);">b30.026b</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:~140 years to quadrupling + an additional 150 years
<span style="font-weight: normal;">PCM: same</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:last 20 years
<span style="font-weight: normal;">PCM: n/a</span><br
style="font-weight: normal;">
<span style="font-weight: normal;">CCSM: same</span>{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="59"}req:at quadrupling and 150 years after quadrupling{td}{td:height="59"}Hold CO2 fixed after reaching quadrupled
concentration. This run should be initialized from a point either
within a pre-industrial control run or a present-day control run.
Make sure that the initial time is early enough in the control run to
subtract out any residual (unforced) drift that might occur over the
290 years of this experiment.{td}{tr}{tr}{td:height="40"}10{td}{td:height="34"}slab ocean control experiment{td}{td:style="vertical-align:|top;|width:|10%;"}n/a{td}{td:style="vertical-align:|top;|width:|10%;"}???{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="34"}req:~100 years??{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="34"}req:last 20 years{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="34"}req:last year{td}{td:height="34"}slab ocean control for experiment 11. Be
sure to run long enough to reach a true equilibrium state and to
produce stable statistics (at least 20 years beyond equilibrium).{td}{tr}{tr}{td:height="40"}11{td}{td:height="40"}2xCO2 equilibrium experiment{td}{td:style="vertical-align:|top;|width:|10%;"}???{td}{td:style="vertical-align:|top;|width:|10%;"}???{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:~100 years??{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:last 20 years{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="40"}req:last year{td}{td:height="40"}slab ocean experiment with an instantaneous
doubling. There is interest in the transient response to the
instantaneous doubling, so please report all years and be sure to run
long enough to reach a true equilibrium state and to produce stable
statistics (at least 20 years beyond equilibrium).{td}{tr}{tr}{td:height="34"}12{td}{td:height="34"}AMIP simulation{td}{td:style="vertical-align:|top;|width:|10%;"}???{td}{td:style="vertical-align:|top;|width:|10%;"}???{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="34"}req:1979 - present{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="34"}req:all years{td}{td:style="text-align:|left;|vertical-align:|top;|font-weight:|bold;"
|height="34"}req:2000{td}{td:height="34"}atmospheric component should be identical to that
used in the above experiments{td}{tr}{table}
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