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jscott |
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#include "ctrparam.h" |
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SUBROUTINE GTREND(XGAS,YEART,NGAS) 9155.9 |
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C 9156. |
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C-----------------------------------------------------------------------9156.1 |
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C T-GAS SCENARIO G: 9156.2 |
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C 9156.3 |
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C 9156.4 |
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C CO2: 9156.5 |
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C 0.01/YR INCREASE form 1977 9156.6 |
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C 9156.7 |
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C 9156.8 |
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C N2O, CH4 and CFC for 1977 |
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C 9156.9 |
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C N2O: WEISS FORMULA THRU 1978, 0.035/YR INCREASE 9157. |
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C IN 1978 INCREMENT THRU 1990, 0.025/YR 9157.1 |
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C THRU 2000, 0.015/YR THRU 2010, 0.005/YR 9157.2 |
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C INCREASE IN INCREMENT BEYOND 2010 9157.3 |
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C 9157.4 |
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C CH4: OBSERVED RATES THRU 1980, 9157.5 |
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C 0.015/YR INCREASE THRU 1990, 0.010/YR 9157.6 |
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C INCREASE THRU 2000, 0.005/YR BEYOND 2000 9157.7 |
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C 9157.8 |
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C CFC: OBSERVED CONCENTRATION THRU 1984, 9157.9 |
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C 0.03 EMISSION RATE INCREASE TO 1990, 9158. |
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C 0.02 EMISSION RATE INCREASE TO 2000, 9158.1 |
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C 0.01 EMISSION RATE INCREASE TO 2010, 9158.2 |
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C CONSTANT EMISSION RATE BEYOND 2010 9158.3 |
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C 9158.4 |
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C-----------------------------------------------------------------------9158.5 |
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C 9158.6 |
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DIMENSION XGAS(5) 9158.7 |
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DIMENSION XXF11(45),XXF12(45),XXCO2(27) 9158.8 |
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COMMON/CO2TRND/ALFFOR,CO2TR,YEARGT,CO2IN,INYRAD |
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common/ BACKGRGHG/GHGBGR(5) |
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save |
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data ifirst /0/ |
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DATA XXF11/ 9158.9 |
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10.00001,0.00001,0.00001,0.00001,0.00001,0.00004,0.00010,0.00023, 9159. |
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20.00041,0.00066,0.00100,0.00148,0.00215,0.00297,0.00397,0.00523, 9159.1 |
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30.00662,0.00791,0.00921,0.01093,0.01316,0.01596,0.01939,0.02345, 9159.2 |
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40.02807,0.03321,0.03904,0.04569,0.05343,0.06224,0.07186,0.08267, 9159.3 |
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50.09505,0.10867,0.12174,0.13422,0.14665,0.15820,0.16871,0.17841, 9159.4 |
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60.18919,0.19983,0.21032,0.22068,0.23090/ 9159.5 |
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DATA XXF12/ 9159.6 |
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10.00001,0.00001,0.00001,0.00040,0.00112,0.00198,0.00298,0.00411, 9159.7 |
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20.00539,0.00679,0.00836,0.00998,0.01181,0.01387,0.01619,0.01888, 9159.8 |
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30.02195,0.02513,0.02868,0.03292,0.03766,0.04312,0.04954,0.05702, 9159.9 |
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40.06546,0.07485,0.08545,0.09756,0.11130,0.12634,0.14250,0.16011, 9160. |
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50.17962,0.20082,0.22144,0.24105,0.25951,0.27630,0.29247,0.30831, 9160.1 |
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60.32585,0.34328,0.36059,0.37778,0.39486/ 9160.2 |
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DATA XXCO2/ 9160.3 |
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1 315.00, 315.69, 316.66, 317.27, 318.24, 318.93, 319.33, 319.95, 9160.4 |
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2 320.80, 321.44, 322.25, 323.44, 324.82, 326.01, 326.97, 328.86, 9160.5 |
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3 330.35, 330.71, 331.69, 332.83, 334.58, 335.95, 337.65, 339.04, 9160.6 |
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4 340.01, 341.56, 343.81/ 9160.7 |
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C 9160.8 |
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if (ifirst.eq.0)then |
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if(ALFFOR.gt.0.0)then |
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CO2IN=GHGBGR(1) |
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endif |
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print *,' gtrend.f',100*ALFFOR,'% per year from',CO2IN |
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print *,'N2O, CH4 and CFCs ' |
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print '(4e10.5)',(GHGBGR(ii),ii=2,5) |
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c ifirst=1 |
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endif |
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YEAR=YEART |
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DT=YEAR-INYRAD |
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XX0=CO2IN |
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XX=XX0*(1.+ALFFOR)**DT |
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XGAS(1)=XX 9182.3 |
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CO2TR=XGAS(1) |
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do ii=2,5 |
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XGAS(ii)=GHGBGR(ii) |
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enddo |
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if (ifirst.eq.0)then |
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print *,'From GTREND' |
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print '(5e12.4)',(XGAS(ii),ii=1,5) |
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ifirst=1 |
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endif |
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RETURN 9182.5 |
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END 9182.6 |
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! ---------------------------------------------------------- |
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subroutine bmtrnd(XGASS,YEAR,NGAS) |
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parameter (nyd=2000,nyd1=nyd+1) |
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C |
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C |
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C For simulations with observed forcing using equivalent |
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C CO2 concentrations from file co2_data |
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C Concentrations of other GHGs are |
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c those for 1958. |
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C DATA are annual means, but they are |
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C used as a data for the middle of the coresponding year |
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C |
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C |
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real XGASS(NGAS) |
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dimension XG1958(5), xf11(nyd),xf12(nyd),xco2(nyd),xn2o(nyd), |
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*xch4(nyd),ighgyr(nyd) |
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real xxf11(nyd1),xxf12(nyd1),xxco2(nyd1),xxn2o(nyd1),xxch4(nyd1) |
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common/boxmod/YEAR0 |
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common /bmtrdata/co2_data |
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common/ BACKGRGHG/GHGBGR(5) |
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character * 64 co2_data |
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logical first |
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data first /.true./ |
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data ncall /1/ |
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if(first)then |
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print *,' BMTREND for observed forcing' |
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open (unit=561,file=co2_data, |
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* status='OLD',form='formatted') |
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do 50 i=1,nyd |
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c read (561,501,end=500),ighgyr(i),tmp,xco2(i) |
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read (561,*,end=500),ighgyr(i),xco2(i) |
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50 continue |
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500 continue |
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close (561) |
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do ii=1,5 |
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XG1958(ii)=GHGBGR(ii) |
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enddo |
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ny=i-2 |
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ny1=ny+1 |
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ny2=ny+2 |
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YEAR0=ighgyr(1)-1 |
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print *,'From FORSET' |
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print *,' year=',year |
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print *,'YEAR0=',YEAR0 |
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501 format(i4,2f8.2) |
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c xxco2(1)=XG1958(1) |
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xxco2(1)=2.*xco2(1)-xco2(2) |
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xxn2o(1)=XG1958(2) |
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xxch4(1)=XG1958(3) |
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xxf11(1)=XG1958(4)*1000. |
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xxf12(1)=XG1958(5)*1000. |
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do 10 i=1,ny1 |
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xxco2(i+1)=xco2(i) |
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10 continue |
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first=.false. |
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endif |
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if(ncall.eq.2)then |
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print *,'BMTRND from FORGET' |
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print *,' year=',year |
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print *,'YEAR0=',YEAR0 |
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endif |
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call ghgint(xx,xxco2,ny2,YEAR) |
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XGASS(1)=xx |
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XGASS(2)=XG1958(2) |
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XGASS(3)=XG1958(3) |
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XGASS(4)=XG1958(4)*1000. |
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XGASS(5)=XG1958(5)*1000. |
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if(ncall.lt.3)ncall=ncall+1 |
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return |
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end |
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subroutine ghgint(xx,xxf,ny,year) |
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common/boxmod/YEAR0 |
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real xxf(ny) |
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i=year+0.5 |
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dl=year+.5-i |
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i=i-YEAR0 |
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if(i.lt.1.or.i.ge.ny)then |
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print *,' error in ghgint i=',i |
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stop 25 |
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endif |
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c print *,'YEAR=',YEAR |
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xx=xxf(i)*(1.-dl)+xxf(i+1)*dl |
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c print *,i,dl,xxf(i),xxf(i+1),xx |
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return |
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end |
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subroutine bmtrndmg(XGASS,YEAR,NGAS) |
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parameter (nyd=2000,nyd1=nyd+1) |
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c |
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c Multi-gas version of box-model trend routine |
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c - added 22 Aug 2002 - ceforest |
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C - greenhouse gas concentrations taken from GISS dataset on web |
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c - CFC-11 includes other long-lived gases |
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C |
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C For simulations with observed forcing using equivalent |
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C CO2 concentrations from file co2_data |
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C Concentrations of other GHGs are |
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c those for 1958. |
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C DATA are annual means, but they are |
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C used as a data for the middle of the coresponding year |
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C |
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C |
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real XGASS(NGAS) |
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dimension xf11(nyd),xf12(nyd),xco2(nyd),xn2o(nyd), |
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*xch4(nyd),ighgyr(nyd) |
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real xxf11(nyd1),xxf12(nyd1),xxco2(nyd1),xxn2o(nyd1),xxch4(nyd1) |
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common/boxmod/YEAR0 |
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common /bmtrdata/co2_data |
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common/ BACKGRGHG/GHGBGR(5) |
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character * 64 co2_data |
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logical first |
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data first /.true./ |
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data ncall /1/ |
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if(first)then |
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print *,' BMTRENDMG for observed forcing' |
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open (unit=561,file=co2_data, |
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* status='OLD',form='formatted') |
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do 50 i=1,nyd |
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c read (561,501,end=500),ighgyr(i),tmp,xco2(i) |
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c f11 includes other long-lived gases |
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read (561,*,end=500),ighgyr(i),xco2(i),xn2o(i), |
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* xch4(i), xf11(i),xf12(i) |
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50 continue |
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500 continue |
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close (561) |
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do ii=1,3 |
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XGASS(ii)=GHGBGR(ii) |
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enddo |
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do ii=4,5 |
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XGASS(ii)=GHGBGR(ii)*1000. |
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enddo |
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! CFC11 and CFC12 are converted in ppb |
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ny=i-2 |
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ny1=ny+1 |
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ny2=ny+2 |
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YEAR0=ighgyr(1)-1 |
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print *,'From FORSET' |
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print *,' TREF=',YEAR |
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print *,' XREF' |
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print *,XGASS |
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print *,' year=',year |
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print *,' ghgdata for ',ny,' years from ', ighgyr(1), ' to ' |
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& , ighgyr(ny) |
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501 format(i4,2f8.2) |
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xxco2(1)=2.*xco2(1)-xco2(2) |
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xxn2o(1)=2.*xn2o(1)-xn2o(2) |
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xxch4(1)=2.*xch4(1)-xch4(2) |
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xxf11(1)=(2.*xf11(1)-xf11(2))*1000. |
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xxf12(1)=(2.*xf12(1)-xf12(2))*1000. |
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do 10 i=1,ny1 |
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xxco2(i+1)=xco2(i) |
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xxn2o(i+1)=xn2o(i) |
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xxch4(i+1)=xch4(i) |
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xxf11(i+1)=xf11(i)*1000. |
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xxf12(i+1)=xf12(i)*1000. |
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10 continue |
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first=.false. |
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return |
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endif |
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call ghgint(xx,xxco2,ny2,YEAR) |
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XGASS(1)=xx |
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call ghgint(xx,xxn2o,ny2,YEAR) |
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XGASS(2)=xx |
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call ghgint(xx,xxch4,ny2,YEAR) |
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XGASS(3)=xx |
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call ghgint(xx,xxf11,ny2,YEAR) |
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XGASS(4)=xx |
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call ghgint(xx,xxf12,ny2,YEAR) |
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XGASS(5)=xx |
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if(ncall.eq.2)then |
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print *,'BMTRND from FORGET' |
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print *,' year=',year |
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print *,'YEAR0=',YEAR0 |
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print *,' XGASS' |
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print *,XGASS |
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endif |
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if(ncall.lt.3)ncall=ncall+1 |
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return |
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end |
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