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CESM_CO2AmpTrendALL_Regions_TEST.ncl
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load "$NCARG_LIB/ncarg/nclscripts/csm/contributed.ncl"
load "$NCARG_LIB/ncarg/nclscripts/csm/shea_util.ncl"
simyrs = "185001-201412"
var = "CO2"
datadir = "/glade/p/cesm/lmwg_dev/dll/CESM2_Coupled_NoCrop/"
print("data directory = "+datadir)
sim = "b.e21.BHIST_BPRP.f09_g17.CMIP6-esm-hist.001"
data = addfile(datadir+sim+".cam.h0."+var+"."+simyrs+".nc","r")
;.......
sim2 = "b40.20th.1deg.coup.001"
data2 = addfile(datadir+sim2+".cam2.h0."+var+".185001-200512.nc","r")
;.......
subdir = "/atm/proc/tseries/month_1/"
sim3 = "b.e21.BHIST_BPRP.f09_g17.CMIP6-esm-hist.002_NoCropSpin_Transient1970-2014"
data3 = addfile(datadir+subdir+sim3+".cam.h0."+var+".197001-201412.nc","r")
;...... obs .....
obsdir = "/glade/p/cesm/lmwg_dev/oleson/ILAMB/ILAMB_all/DATA/co2/NOAA.GMD/"
obsfile = "co2.nc"
obsdata = addfile(obsdir+obsfile, "r")
;....... Area ......
datadir = "/glade/collections/cdg/data/CMIP6/CMIP/NCAR/"
model = "CESM2"
simtype = "historical"
varsn = "gn"
latest = "latest"
sims = "r1i1p1f1"
areadir = (datadir+model+"/"+simtype+"/"+sims(0)+"/fx/")
areavar = "areacella"
fracvar = "sftlf"
areadata = addfile(areadir+areavar+"/"+varsn+"/"+latest+"/areacella_fx_CESM2_historical_r1i1p1f1_gn.nc","r")
fracdata = addfile(areadir+fracvar+"/"+varsn+"/"+latest+"/sftlf_fx_CESM2_historical_r1i1p1f1_gn.nc","r")
area = areadata->$areavar$
landfrac = fracdata->$fracvar$
;------- VARIABLES -------------
lat = data->lat
lon = data->lon
nlat = dimsizes(lat)
nlon = dimsizes(lon)
yearsCESM2 = ispan(1850,2014,1)
yearsCESM1 = ispan(1850,2005,1)
yearsnocrop = ispan(1970,2014,1)
;yearsobs = ispan(1968,2012,1)
yearsobs = ispan(1972,2012,1)
month = ispan(1,12,1)
startyr = (1995 - 1850)
endyr = (2005 - 1850)
startyrnocrop = (1995 - 1970)
endyrnocrop = (2005 - 1970)
startyrobs = (1995 - 1968)
endyrobs = (2005 - 1968)
;print(startyr)
;print(endyr)
;ML: 19.5N, 155.6W
;co2ML = data->$var$(0,:,19.5,155.6)
;print(co2ML)
;lev = 22 for ML
co2 = data->$var$(:,31,:,:)
cesm1co2 = data2->$var$(:,25,:,:)
nocropco2 = data3->$var$(:,31,:,:)
;ML level z = 680 Barrow z = surface (last lev)
;lev: CESM2 Barrow = 31, ML = 22; CESM1 Barrow = 25, ML = 20
;printVarSummary(co2)
;printVarSummary(cesm1co2)
;printVarSummary(nocropco2)
obsco2 = obsdata->co2
printVarSummary(obsco2)
;.... adding missing ML data.....
mldir = "/glade/p/cesm/lmwg_dev/oleson/ILAMB/ILAMB_all/DATA/co2/MAUNA.LOA/"
mlfile = "co2_1959-2013.nc"
mldata = addfile(mldir+mlfile,"r")
mlco2 = mldata->co2
obsco2(0:108,43) = mlco2(120:228)
;------------------------------
nmon = 12
ntimCESM2 = dimsizes(co2(:,0,0))
nyrCESM2 = ntimCESM2/nmon
ntimCESM1 = dimsizes(cesm1co2(:,0,0))
nyrCESM1 = ntimCESM1/nmon
ntimnocrop = dimsizes(nocropco2(:,0,0))
nyrnocrop = ntimnocrop/nmon
ndatobs = dimsizes(obsco2(0,:))
ntimobs = dimsizes(obsco2(:,0))
nyrobs = ntimobs/nmon
print(nyrCESM2)
print(nyrCESM1)
print(nyrnocrop)
if (var .eq. "CO2") then
varln = "CO~B~2~N~ "
units = " (ppm)"
convert = 1.0e6 * 28.966 / 44.0
end if
datastr = varln+units
co2 = co2*convert
cesm1co2 = cesm1co2*convert
nocropco2 = nocropco2*convert
co2surf4d = reshape(co2,(/nyrCESM2,nmon,nlat,nlon/))
co2surf4d!0 = "yearsCESM2"
co2surf4d!1 = "month"
co2surf4d!2 = "lat"
co2surf4d&lat = lat
co2surf4d!3 = "lon"
co2surf4d&lon = lon
cesm1co2surf4d = reshape(cesm1co2,(/nyrCESM1,nmon,nlat,nlon/))
cesm1co2surf4d!0 = "yearsCESM1"
cesm1co2surf4d!1 = "month"
cesm1co2surf4d!2 = "lat"
cesm1co2surf4d&lat = lat
cesm1co2surf4d!3 = "lon"
cesm1co2surf4d&lon = lon
nocropco2surf4d = reshape(nocropco2,(/nyrnocrop,nmon,nlat,nlon/))
nocropco2surf4d!0 = "yearsnocrop"
nocropco2surf4d!1 = "month"
nocropco2surf4d!2 = "lat"
nocropco2surf4d&lat = lat
nocropco2surf4d!3 = "lon"
nocropco2surf4d&lon = lon
obsco2yr = reshape(obsco2,(/nyrobs,nmon,ndatobs/))
;------- Regions --------
;ML: 19.5N, 155.6W
;Barrow: 71.3N, 156.6W
;NH: 30N (30:90,0:359) --> does not work
location = (/"Mauna_Loa","Barrow"/)
Sbound = (/19.5,71.3/)
Nbound = (/19.5,71.3/)
Wbound = (/204.4,203.4/)
Ebound = (/204.4,203.4/)
obsind = (/43 ,12/) ;index points for ML and Barrow in obs data
nsites = dimsizes(location)
do i = 0,nsites-1
print(location(i))
;--------CESM2-----------
print("CESM2")
;....area weighting
areamon = conform_dims(dimsizes(co2surf4d(startyr:endyr,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)})),area({Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}), (/2,3/))
co2annualyrs = dim_sum_n_Wrap(co2surf4d(startyr:endyr,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)})*areamon,(/2,3/))/dim_sum_n_Wrap(areamon,(/2,3/))
;co2annualyrs = dim_avg_n_Wrap(co2surf4d(startyr:endyr,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),(/2,3/))
;...Calculating average 10-year annual cycle....
co2detrend = dtrend(co2annualyrs, False)
co2annual = dim_avg_n_Wrap(co2detrend,0)
;printing 1995-2005 amplitude
print(startyr+1850 + "-"+(endyr+1850)+ " CO2 amplitude in CESM2 = "+(dim_max_n_Wrap(co2annual,0) - dim_min_n_Wrap(co2annual,0)))
co2annualSD = dim_stddev_n_Wrap(co2detrend,0)
co2SD = new((/2,nmon/),float)
co2SD!1 = "month"
co2SD&month= month
co2SD(0,:) = co2annual+co2annualSD
co2SD(1,:) = co2annual-co2annualSD
;...Calculating each year's amplitude to generate time series ....
co2Min = dim_min_n_Wrap(co2surf4d(:,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),1)
co2Max = dim_max_n_Wrap(co2surf4d(:,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),1)
co2Amp = (co2Max - co2Min)
copy_VarMeta(co2Max,co2Amp)
;printVarSummary(co2Amp)
;...area weighting CO2 trend
area3d = conform_dims(dimsizes(co2Amp),area({Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}), (/1,2/))
;Raw values, area-weighted
co2Trend = dim_sum_n_Wrap(co2Amp*area3d,(/1,2/))/dim_sum_n_Wrap(area3d,(/1,2/))
;Normalized for 1850
;co2amp1850 = co2Amp(0,:,:)
;co2ampConf = conform_dims(dimsizes(co2Amp),co2amp1850,(/1,2/))
;co2ampNorm = co2Amp - co2ampConf
;co2Trend = dim_sum_n_Wrap(co2ampNorm*area3d,(/1,2/))/dim_sum_n_Wrap(area3d,(/1,2/))
;Not area-weighted
;co2Trend = dim_avg_n_Wrap(co2ampNorm, (/1,2/))
co2Trend!0 = "yearsCESM2"
co2Trend&yearsCESM2 = yearsCESM2
print("CO2 Amplitude in 1970 = "+co2Trend(120) +", "+ (endyr+1850) +" = "+co2Trend(endyr) + ", and "+ (nyrCESM2+1850)+" = "+co2Trend(nyrCESM2-1))
;--------CESM1-----------
print("CESM1")
cesm1co2annualyrs = dim_sum_n_Wrap(cesm1co2surf4d(startyr:endyr,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)})*areamon,(/2,3/))/dim_sum_n_Wrap(areamon,(/2,3/))
;cesm1co2annualyrs = dim_avg_n_Wrap(cesm1co2surf4d(startyr:endyr,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),(/2,3/))
cesm1co2detrend = dtrend(cesm1co2annualyrs, False)
cesm1co2annual = dim_avg_n_Wrap(cesm1co2detrend,0)
print(startyr+1850 + "-"+(endyr+1850)+ " CO2 amplitude in CESM1 = "+(dim_max_n_Wrap(cesm1co2annual,0) - dim_min_n_Wrap(cesm1co2annual,0)))
cesm1co2annualSD = dim_stddev_n_Wrap(cesm1co2detrend,0)
cesm1co2SD = new((/2,nmon/),float)
cesm1co2SD!1 = "month"
cesm1co2SD&month= month
cesm1co2SD(0,:) = cesm1co2annual+cesm1co2annualSD
cesm1co2SD(1,:) = cesm1co2annual-cesm1co2annualSD
;...Calculating each year's amplitude to generate time series ....
cesm1co2Min = dim_min_n_Wrap(cesm1co2surf4d(:,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),1)
cesm1co2Max = dim_max_n_Wrap(cesm1co2surf4d(:,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),1)
cesm1co2Amp = (cesm1co2Max - cesm1co2Min)
copy_VarMeta(co2Max,cesm1co2Amp)
;...area weighting CO2 trend...
cesm1co2Trend = dim_sum_n_Wrap(cesm1co2Amp*area3d(:155,:,:),(/1,2/))/dim_sum_n_Wrap(area3d(:155,:,:),(/1,2/))
;Normalized for 1850
;cesm1co2amp1850 = cesm1co2Amp(0,:,:)
;cesm1co2ampConf = conform_dims(dimsizes(cesm1co2Amp),cesm1co2amp1850,(/1,2/))
;cesm1co2ampNorm = cesm1co2Amp - cesm1co2ampConf
;cesm1co2Trend = dim_sum_n_Wrap(cesm1co2ampNorm*area3d(:155,:,:),(/1,2/))/dim_sum_n_Wrap(area3d(:155,:,:),(/1,2/))
;Not area-weighted
;cesm1co2Trend = dim_avg_n_Wrap(cesm1co2ampNorm, (/1,2/))
cesm1co2Trend!0 = "yearsCESM1"
cesm1co2Trend&yearsCESM1 = yearsCESM1
print("CO2 Amp diff 1970 = "+cesm1co2Trend(120) +" and "+ (endyr+1850) +" = "+cesm1co2Trend(endyr))
;--------NoCrop-----------
print("CESM2 Generic Crop")
nocropco2annualyrs = dim_sum_n_Wrap(nocropco2surf4d(startyrnocrop:endyrnocrop,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)})*areamon,(/2,3/))/dim_sum_n_Wrap(areamon,(/2,3/))
;nocropco2annualyrs = dim_avg_n_Wrap(nocropco2surf4d(startyrnocrop:endyrnocrop,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),(/2,3/))
nocropco2detrend = dtrend(nocropco2annualyrs,False)
nocropco2annual = dim_avg_n_Wrap(nocropco2detrend,0)
print(startyrnocrop+1970 + "-"+(endyrnocrop+1970)+ " CO2 amplitude in CESM2nocrop = "+(dim_max_n_Wrap(nocropco2annual,0) - dim_min_n_Wrap(nocropco2annual,0)))
nocropco2annualSD = dim_stddev_n_Wrap(nocropco2detrend,0)
nocropco2SD = new((/2,nmon/),float)
nocropco2SD!1 = "month"
nocropco2SD&month= month
nocropco2SD(0,:) = nocropco2annual+nocropco2annualSD
nocropco2SD(1,:) = nocropco2annual-nocropco2annualSD
;...Calculating each year's amplitude to generate time series ....
nocropco2Min = dim_min_n_Wrap(nocropco2surf4d(:,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),1)
nocropco2Max = dim_max_n_Wrap(nocropco2surf4d(:,:,{Sbound(i):Nbound(i)},{Ebound(i):Wbound(i)}),1)
nocropco2Amp = (nocropco2Max - nocropco2Min)
copy_VarMeta(co2Max,nocropco2Amp)
;...area weighting CO2 trend...
nocropco2Trend = dim_sum_n_Wrap(nocropco2Amp*area3d(120:,:,:),(/1,2/))/dim_sum_n_Wrap(area3d(120:,:,:),(/1,2/))
;Normalized for 1850
;nocropco2amp1850 = nocropco2Amp(0,:,:)
;nocropco2ampConf = conform_dims(dimsizes(nocropco2Amp),nocropco2amp1850,(/1,2/))
;nocropco2ampNorm = nocropco2Amp - nocropco2ampConf
;nocropco2ampNorm = nocropco2Amp - co2ampConf(120:,:,:)
;nocropco2Trend = dim_sum_n_Wrap(nocropco2ampNorm*area3d(120:,:,:),(/1,2/))/dim_sum_n_Wrap(area3d(120:,:,:),(/1,2/))
;Not area-weighted
;nocropco2Trend = dim_avg_n_Wrap(nocropco2ampNorm, (/1,2/))
nocropco2Trend!0 = "yearsnocrop"
nocropco2Trend&yearsnocrop = yearsnocrop
;printVarSummary(nocropco2Trend)
print("CO2 Amp diff 1970 = "+nocropco2Trend(0) +", "+ (endyrnocrop+1970) +" = "+nocropco2Trend(endyrnocrop)+", and "+(nyrnocrop+1970)+" = "+nocropco2Trend(nyrnocrop-1))
;--------Obs----------
print("Observations")
;....Calculating average 10-year annual cycle....
obsco2yrpt = obsco2yr(startyrobs:endyrobs,:,obsind(i))
obsdetrend = dtrend(obsco2yrpt, False)
obsannual = dim_avg_n_Wrap(obsdetrend, 0)
print(startyrobs+1968 + "-"+(endyrobs+1968)+ " CO2 amplitude in Obs = "+(dim_max_n_Wrap(obsannual,0) - dim_min_n_Wrap(obsannual,0)))
obsannualSD = dim_stddev_n_Wrap(obsdetrend,0)
obsSD = new((/2,nmon/),float)
obsSD!1 = "month"
obsSD&month = month
obsSD(0,:) = obsannual+obsannualSD
obsSD(1,:) = obsannual-obsannualSD
;....Calculating each year's amplitude to generate time series....
obsMin = dim_min_n_Wrap(obsco2yr(4:,:,obsind(i)),1)
obsMax = dim_max_n_Wrap(obsco2yr(4:,:,obsind(i)),1)
obsAmp = (obsMax - obsMin)
copy_VarMeta(obsMax,obsAmp)
obsTrend = obsAmp
obsTrend!0 = "yearsobs"
obsTrend&yearsobs = yearsobs
print("CO2 Amplitude in 1972 = "+obsTrend(0) + ", "+ (endyrobs+1968) +" = "+obsTrend(endyrobs) + ", and "+(nyrobs+1968)+" = "+obsTrend(40))
;--------Stats---------
co2reg = regline(yearsCESM2(122:162),co2Trend(122:162))
cesm1co2reg = regline(yearsCESM1(122:),cesm1co2Trend(122:))
nocropco2reg = regline(yearsnocrop(2:42),nocropco2Trend(2:42))
obsco2reg = regline(yearsobs(4:),obsTrend(4:))
print(co2reg)
print(cesm1co2reg)
print(nocropco2reg)
print(obsco2reg)
;note: slope is the number printed: (0) slope
;------- Compiling All ---------
;...This only works when all are the same length...
CO2Trend = new((/4,nyrCESM2/),float)
CO2Trend!1 = "yearsCESM2"
CO2Trend&yearsCESM2= yearsCESM2
co2dummy = new(dimsizes(co2Trend),float)
CO2Trend(0,:) = (/co2dummy/)
CO2Trend(1,:) = (/co2dummy/)
CO2Trend(2,:) = (/co2Trend/)
CO2Trend(3,:) = (/co2dummy/)
CO2Cycle = new((/4,nmon/),float)
CO2Cycle(0,:) = (/obsannual/)
CO2Cycle(1,:) = (/cesm1co2annual/)
CO2Cycle(2,:) = (/co2annual/)
CO2Cycle(3,:) = (/nocropco2annual/)
;************* PLOTTING **************
print("Plotting Data")
;............Timeseries...............
res = True
wks = gsn_open_wks ("pdf", var+"_CESM_Timeseries_Obs"+location(i))
res@xyDashPattern = 0
res@gsnMaximize = True
res@gsnFrame = False
res@tiXAxisString = "Year"
res@tiYAxisString = "~F33~D ~F21~ CO~B~2~N~ Amplitude"+units ;(g C m~S~-2~N~ day~S~-1~N~)"
res@gsnYRefLine = 0.0
res@gsnYRefLineDashPattern = 1
res@gsnYRefLineThicknessF = 1.5
res@xyLineThicknessF = 3
res@tiMainString = location(i) ; add titles
;For normalized data
;res@trYMinF = -5 ; use this and next line to change timescale that is graphed
;res@trYMaxF = 10
;For absolute data
res@trYMinF = 0 ; use this and next line to change timescale that is graphed
res@trYMaxF = 20
res@trXMinF = 1970 ; use this and next line to change timescale that is graphed
res@trXMaxF = 2015
res@xyExplicitLegendLabels = (/" Observations"," CESM1"," CESM2"," CESM2 generic crop"/)
res@lgItemOrder = (/ 3,2,1,0 /)
res@pmLegendDisplayMode = "Always"
res@pmLegendSide = "Top"
res@lgPerimOn = False ; No legend perimeter.
res@pmLegendParallelPosF = .20 ; move units right; note: used 0.25 for nocrop
res@pmLegendOrthogonalPosF = -0.26 ;-0.325 ;for legend @ top, -0.475 for legend @ bottom ; move units down
res@pmLegendWidthF = 0.075 ; Change width and
res@pmLegendHeightF = 0.09 ; height of legend.
res@lgLabelFontHeightF = .014 ; label font height
;res@xyLineColors = (/"black", "sienna3", "slateblue3", "steelblue3"/)
;plotlines0 = gsn_csm_xy(wks,yearsCESM2,CO2Trend,res)
;delete(res@xyLineColors)
;res@pmLegendDisplayMode = "Never"
;res@xyLineColor = (/"sienna3"/)
;plotlines1 = gsn_csm_xy(wks,yearsCESM1,cesm1co2Trend,res)
res@xyLineColor = (/"black"/)
plotlines2 = gsn_csm_xy(wks,yearsobs,obsTrend,res)
;res@xyLineColor = (/"steelblue3"/)
;plotlines3 = gsn_csm_xy(wks,yearsnocrop,nocropco2Trend,res)
;...........AnnualCycle.............
res2 = True
wks2 = gsn_open_wks ("pdf", var+"_CESM_AnnualCycle_ObsCESM1and2"+location(i))
res2@xyDashPattern = 0
res2@gsnMaximize = True
res2@gsnFrame = False
res2@tiXAxisString = "Month"
res2@tiYAxisString = varln+units ;(g C m~S~-2~N~ day~S~-1~N~)"
res2@gsnYRefLine = 0.0
res2@gsnYRefLineDashPattern = 1
res2@gsnYRefLineThicknessF = 1.5
res2@xyLineThicknessF = 3
res2@tmXBLabels = (/" Jan ", " Feb ", " Mar ", " Apr ", " May ", " Jun ", " Jul ", " Aug ", " Sep ", " Oct ", " Nov ", " Dec "/)
res2@tiMainString = location(i) ; add titles
res2@trYMinF = -15 ; use this and next line to change timescale that is graphed
res2@trYMaxF = 15
res2@xyExplicitLegendLabels = (/" Observations"," CESM1"," CESM2"," CESM2 generic crop"/)
res2@lgItemOrder = (/3,2,1,0/) ; reorders the legend labels
res2@gsnXYFillColors = "black"
res2@xyLineColor = -1 ; makes the line transparent
res2@gsnXYFillOpacities = 0.2
plot = gsn_csm_xy(wks2,month,obsSD,res2)
delete(res2@gsnXYFillColors)
delete(res2@xyLineColor)
res2@gsnXYFillColors = "slateblue3"
res2@xyLineColor = -1 ; makes the line transparent
res2@gsnXYFillOpacities = 0.2
plot = gsn_csm_xy(wks2,month,co2SD,res2)
delete(res2@gsnXYFillColors)
delete(res2@xyLineColor)
res2@gsnXYFillColors = "sienna3"
res2@xyLineColor = -1
nextplot = gsn_csm_xy(wks2,month,cesm1co2SD,res2)
delete(res2@gsnXYFillColors)
delete(res2@xyLineColor)
;res2@gsnXYFillColors = "steelblue3"
;res2@xyLineColor = -1
;nextplot = gsn_csm_xy(wks2,month,nocropco2SD,res2)
;delete(res2@gsnXYFillColors)
;delete(res2@xyLineColor)
;
res2@pmLegendParallelPosF = .10 ; move units right; note: used 0.25 for nocrop
res2@pmLegendOrthogonalPosF = -0.325 ;-0.325 ;for legend @ top, -0.475 for legend @ bottom ; move units down
res2@pmLegendWidthF = 0.075 ; Change width and
res2@pmLegendHeightF = 0.10 ; height of legend.
res2@lgLabelFontHeightF = .015 ; label font height
res2@xyLineColors = (/"black", "sienna3", "slateblue3", "steelblue3"/)
plotlines2 = gsn_csm_xy(wks2,month,CO2Cycle(0:2,:),res2)
delete(res2@xyLineColors)
;Note: If switching back to normalized timeseries, add ampNorm variables to this list
delete([/co2annualyrs,co2detrend,co2annual,co2annualSD/])
delete([/co2Min,co2Max,co2Amp,co2Trend,co2SD/])
delete([/cesm1co2annualyrs,cesm1co2detrend,cesm1co2annual,cesm1co2annualSD/])
delete([/cesm1co2Min,cesm1co2Max,cesm1co2Amp,cesm1co2Trend,cesm1co2SD/])
delete([/nocropco2annualyrs,nocropco2detrend,nocropco2annual,nocropco2annualSD/])
delete([/nocropco2Min,nocropco2Max,nocropco2Amp,nocropco2Trend,nocropco2SD/])
delete([/CO2Trend/])
delete([/obsco2yrpt,obsdetrend,obsannual,obsannualSD,obsSD,obsMin,obsMax,obsAmp,obsTrend/])
end do