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; ***********************************************
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; interpolate into model grids (T31)
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; ***********************************************
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load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl"
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load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl"
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load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl"
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;************************************************
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begin
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;************************************************
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; read in observed data
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;************************************************
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diri = "/fis/cgd/cseg/people/jeff/clamp_data/biomass/ob/"
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fili = "amazon_biomass.nc"
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g = addfile (diri+fili,"r")
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bi = g->BIOMASS
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xi = g->lon
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yi = g->lat
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;************************************************
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; read in model data
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;************************************************
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diri2 = "/fis/cgd/cseg/people/jeff/clamp_data/model/"
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fili2 = "b30.061n_1995-2004_ANN_climo_lnd.nc"
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f = addfile (diri2+fili2,"r")
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lon = f->lon
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lat = f->lat
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nlon = dimsizes(lon)
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nlat = dimsizes(lat)
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; print (xi)
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; print (yi)
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ind_lonL = min(ind(lon .ge. xi(0)))
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ind_lonR = max(ind(lon .le. xi(dimsizes(xi)-1)))
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print (ind_lonL)
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print (xi(0))
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print (lon(ind_lonL))
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print (ind_lonR)
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print (xi(dimsizes(xi)-1))
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print (lon(ind_lonR))
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ind_latS = min(ind(lat .ge. yi(0)))
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ind_latN = max(ind(lat .le. yi(dimsizes(yi)-1)))
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print (ind_latS)
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print (yi(0))
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print (lat(ind_latS))
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print (ind_latN)
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print (yi(dimsizes(yi)-1))
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print (lat(ind_latN))
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exit
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bo = new((/nlat,nlon/),float)
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do j=0,nlat-1
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if (j.eq.0 .or. j.eq.nlat-1) then
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if (j.eq.0) then
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LATS = -90.
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LATN = lat(j)+0.5*(lat(j+1)-lat(j))
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end if
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if (j.eq.nlat-1) then
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LATS = lat(j)-0.5*(lat(j)-lat(j-1))
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LATN = 90.
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end if
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else
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LATS = lat(j)-0.5*(lat(j)-lat(j-1))
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LATN = lat(j)+0.5*(lat(j+1)-lat(j))
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end if
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; CLAT = clat({LATS:LATN}) ; do once for *slight* efficiency
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; TEMP = bi({LATS:LATN},:) ; 2D [lat,lon]
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do i=0,nlon-1
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if (i.eq.0 .or. i.eq.nlon-1) then
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if (i.eq.0) then
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LONL = 0.
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LONR = lon(i)+0.5*(lon(i+1)-lon(i))
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end if
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if (i.eq.nlon-1) then
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LONL = lon(i)-0.5*(lon(i)-lon(i-1))
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LONR = 360.
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end if
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else
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LONL = lon(i)-0.5*(lon(i)-lon(i-1))
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LONR = lon(i)+0.5*(lon(i+1)-lon(i))
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end if
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;print (LATS)
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;print (LATN)
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;print (LONL)
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;print (LONR)
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bo(j,i) = avg(bi({LATS:LATN},{LONL:LONR}))
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; bo(j,i) = wgt_areaave(TEMP(:,{LONL:LONR}), CLAT, 1.0, 0)
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end do
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; delete(CLAT)
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; delete(TEMP)
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end do
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bo!0 = "lat"
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bo!1 = "lon"
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bo&lat = lat
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bo&lon = lon
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bo@units = bi@units
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bo@long_name = bi@long_name
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; bo@_FillValue = bi@_FillValue
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bo@_FillValue = 1.e+36
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c->NPP = bo
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end |