DIAG SET 5: CN ANNUAL MEANS OVER LAND - DIFFERENCE (case1 - case2)
 
TEST CASE (case1):      clm45bgc_1deg4081_hist  (yrs 1981-2000)
 
REFERENCE CASE (case2): clm45_4060_cruncepfillqian  (yrs 1981-2000)
 
DIFFERENCE:            (clm45bgc_1deg4081_hist) - (clm45_4060_cruncepfillqian)
 
Variable                                                              case1-case2
 
NEE(PgC/y) net ecosys exchange of C;incl fire flx;pos for source          -0.171
NEP(PgC/y) net ecosystem production;excl fire flx;pos for sink            -0.970
GPP(PgC/y) gross primary production                                       -3.371
PSNSUN_TO_CPOOL(PgC/y) GPP from Sunlit Canopy                             -2.158
PSNSHADE_TO_CPOOL(PgC/y) GPP from Shaded Canopy                           -1.214
NPP(PgC/y) net primary production                                         -1.033
AGNPP(PgC/y) above ground net primary production                          -0.279
BGNPP(PgC/y) below ground net primary production                          -0.972
MR(PgC/y) maintenance respiration                                         -2.028
GR(PgC/y) total growth respiration                                        -0.310
AR(PgC/y) autotrophic respiration (MR + GR)                               -2.338
LITHR(PgC/y) litter hetereotrophic respiration                             0.041
SOMHR(PgC/y) SOM hetereotrophic respiration                               -0.104
HR(PgC/y) total hetereotrophic respiration                                -0.063
RR(PgC/y) root respiration (fine root MR + total root GR)                 -1.856
SR(PgC/y) total soil respiration (HR + root resp)                         -1.919
ER(PgC/y) total ecosystem respiration (AR + HR)                           -2.401
LEAFC(PgC) leaf carbon                                                    -0.466
XSMRPOOL(PgC) Temporary Photosynthate C Pool                               0.149
SOIL3C(PgC) Soil organic matter C (slow pool)                            -12.273
SOIL4C(PgC) Soil organic matter C (slowest pool)                        -999.000
FROOTC(PgC) fine root carbon                                              -0.681
LIVESTEMC(PgC) live stem C                                                 0.011
DEADSTEMC(PgC) dead stem carbon                                           44.426
LIVECROOTC(PgC) live coarse root carbon                                    0.004
DEADCROOTC(PgC) dead coarse root carbon                                   17.329
CPOOL(PgC) temporary photosynthate C pool                                  0.000
TOTVEGC(PgC) total vegetation C, excluding cpool                          58.578
CWDC(PgC) coarse woody debris carbon                                      11.848
TOTLITC(PgC) total litter carbon                                           2.556
TOTSOMC(PgC) total SOM carbon                                             77.730
TOTECOSYSC(PgC) total ecosystem C, incl veg but excl cpool               151.585
TOTCOLC(PgC) total ecosystem C, incl veg and cpool                       151.729
FPG(proportion) fraction of potential GPP                                  0.003
FPI(proportion) fraction of potential immobilization                       0.001
NDEP_TO_SMINN(TgN/y) nitrogen deposition                                  -0.513
POTENTIAL_IMMOB(TgN/y) Potential Immobilization                           70.478
ACTUAL_IMMOB(TgN/y) Actual Immobilization                                 11.837
GROSS_NMIN(TgN/y) Gross N Mineralization                                  -7.817
NET_NMIN(TgN/y) Net N Mineralization                                     -19.651
NDEPLOY(TgN/y) Total N Deployed in New Growth                            -27.480
RETRANSN_TO_NPOOL(TgN/y) Retranslocated N to NPool                        -5.367
SMINN_TO_NPOOL(TgN/y) Mineral N to NPool                                 -22.116
DENIT(TgN/y) Total Denitrification                                         1.255
SOIL3N(TgN) soil organic matter N (slow pool)                          -1115.984
SOIL4N(TgN) Soil organic matter N (slowest pool)                        -999.000
NFIX_TO_SMINN(TgN/y) nitrogen fixation                                     1.284
SUPPLEMENT_TO_SMINN(TgN/y) supplement to mineral nitrogen                  0.000
SMINN_LEACHED(TgN/y) Nitrogen Leached                                   -999.000
SMINN(TgN) soil mineral N                                                355.246
RETRANSN(TgN) plant pool of retranslocated N                             -10.730
COL_CTRUNC(PgC) column-level sink for C truncation                         0.002
PFT_CTRUNC(PgC) pft-level sink for C truncation                           -0.000
COL_NTRUNC(TgN) column-level sink for N truncation                         0.155
PFT_NTRUNC(TgN) pft-level sink for N truncation                           -0.000
COL_FIRE_CLOSS(PgC/y) total column-level fire C loss                      -1.266
PFT_FIRE_CLOSS(PgC/y) total pft-level fire C loss                         -0.591
COL_FIRE_NLOSS(TgN/y) total column-level fire N loss                     -17.171
PFT_FIRE_NLOSS(TgN/y) total pft-level fire N loss                         -5.809
FIRESEASONL(days) annual fire season length                             -999.000
FIRE_PROB(0-1) daily fire probability                                   -999.000
ANN_FAREA_BURNED(proportion) annual total fractional area burned        -999.000
MEAN_FIRE_PROB(proportion) e-folding mean of daily fire probability     -999.000
CWDC_HR(PgC/y) Coarse Woody Debris C Hetereotrophic respiration            0.000
CWDC_LOSS(PgC/y) Coarse Woody Debris C Loss                                0.288
FROOTC_ALLOC(PgC/m2y) Fine root C allocation                              -0.966
FROOTC_LOSS(PgC/m2y) Fine root C Loss                                     -0.981
LEAFC_ALLOC(PgC/m2y) Leaf C Allocation                                    -0.266
LEAFC_LOSS (PgC/m2y) Leaf C Allocation                                  -999.000
LITTERC(PgC) Total Litter C                                                2.556
LITTERC_HR(PgC/m2y) Litter Hetereotrophic Respiration                      0.041
LITTERC_LOSS(PgC/m2y) Litter C Loss                                       -0.450
SOILC(PgC) soil organic matter C (fast pool)                              77.730
SOILC_HR(PgC/y) Soil C hetereotrophic respiration                         -0.104
SOILC_LOSS(PgC/y) Soil C Loss                                             -0.104
WOODC(PgC) Wood C                                                         61.770
WOODC_ALLOC(PgC/y) Wood C Allocation                                      -0.018
WOODC_LOSS(PgC/y) Wood C Loss                                              0.903