pre-CCSM 4.0 sensitivity experiments

Ocean-Ice, Interannually Varying Forcing

<center>Experiment Description Initialization Diagnostics
Atmosphere Ice Land Ocean
g40_control

ccsm4_0_alpha34, hrpop45

branch from 60 years of TN460

 Atm Ice Lnd pd.timeseries,
pd.122-126
ccsm4_G.001

ccsm4_0_alpha34, hrpop45+hrpop46 mods,
qsw_distrb_opt = 'cosz'

branch from g40_control @ 0112-01-01

 Atm Ice Lnd pd.timeseries,
pd.122-126,
pd.ccsm4_G.001-g40_control.122-126
G_BEC_a34.001

ccsm4_0_alpha34, hrpop45+hrpop46 mods,
qsw_distrb_opt = 'cosz', turn on ecosys

branch from g40_control @ 0112-01-01,
set IAGE = 0, ecosys = Levitus/GLODAP

 Atm Ice Lnd pd.timeseries,
pd.122-126
G_BEC_a34.002

ccsm4_0_alpha34, hrpop45+hrpop46 mods,
qsw_distrb_opt = 'cosz', turn on ecosys,
tadvect_ctype = 'lw_lim'

branch from g40_control @ 0112-01-01,
set IAGE = 0, ecosys = Levitus/GLODAP

 Atm Ice Lnd pd.timeseries,
pd.122-126,
pd.G_BEC_a34.002-G_BEC_a34.001.122-126
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