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1 ; *********************************************** |
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2 ; interpolate into model grids (T31) |
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3 ; *********************************************** |
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4 load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl" |
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5 load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_csm.ncl" |
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6 load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl" |
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7 ;************************************************ |
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8 begin |
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9 ;************************************************ |
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10 ; output data |
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11 ;************************************************ |
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12 diro = "" |
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13 filo = "npp_T42_mean_2000-2004.nc" |
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14 c = addfile(diro+filo,"c") |
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15 |
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16 ;************************************************ |
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17 ; read in observed data |
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18 ;************************************************ |
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19 diri = "" |
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20 fili = "npp_0.05deg_mean_2000-2004.nc" |
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21 g = addfile (diri+fili,"r") |
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22 bi = g->NPP |
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23 xi = g->lon |
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24 yi = g->lat |
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25 |
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26 ;************************************************ |
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27 ; change into 0-360E, 90S-90N |
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28 ; Observed NPP*scale_factor |
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29 ;************************************************ |
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30 |
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31 ;scale_factor = 0.1 |
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32 ; FMH : Now the scaling occurs in the previous routine the writes out the mean |
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33 ; netCDF file, so don't scale again here. |
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34 scale_factor = 1. |
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35 |
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36 yi = (/ yi(::-1) /) |
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37 bi = (/ bi(::-1,:) /) |
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38 b2 = bi |
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39 x2 = xi |
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40 |
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41 nx = dimsizes(xi) |
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42 do i= 0,nx-1 |
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43 if (i .lt. 3600) then |
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44 p = i + 3600 |
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45 xi(p) = x2(i) + 360. |
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46 else |
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47 p = i - 3600 |
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48 xi(p) = x2(i) |
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49 end if |
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50 bi(:,p)= b2(:,i) * scale_factor |
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51 end do |
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52 |
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53 bi&lat = yi |
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54 bi&lon = xi |
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55 |
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56 ;print (xi) |
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57 ;print (yi) |
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58 ;exit |
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59 |
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60 ;************************************************ |
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61 ; read in model data |
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62 ;************************************************ |
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63 ;fili2 = "i01.04casa_1605-1629_ANN_climo.nc" |
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64 diri = "../../model/" |
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65 fili2 = "i01.10cn_2000-2004_ANN_climo.nc" |
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66 f = addfile (diri+fili2,"r") |
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67 |
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68 lon = f->lon |
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69 lat = f->lat |
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70 nlon = dimsizes(lon) |
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71 nlat = dimsizes(lat) |
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72 |
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73 ; print (xi) |
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74 ; print (yi) |
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75 ; print (xo) |
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76 ; print (yo) |
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77 |
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78 ;(A) |
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79 ;bo = linint2_Wrap(xi,yi,bi,True,xo,yo,0) |
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80 |
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81 ;(B) |
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82 |
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83 rad = 4.*atan(1.)/180. |
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84 clat = lat |
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85 clat = cos(lat*rad) |
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86 clat@long_name = "cos(latitude)" |
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87 delete(clat@units) |
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88 printVarSummary(clat) |
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89 |
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90 bo = new((/nlat,nlon/),float) |
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91 do j=0,nlat-1 |
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92 if (j.eq.0 .or. j.eq.nlat-1) then |
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93 if (j.eq.0) then |
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94 LATS = -90. |
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95 LATN = lat(j)+0.5*(lat(j+1)-lat(j)) |
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96 end if |
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97 if (j.eq.nlat-1) then |
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98 LATS = lat(j)-0.5*(lat(j)-lat(j-1)) |
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99 LATN = 90. |
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100 end if |
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101 else |
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102 LATS = lat(j)-0.5*(lat(j)-lat(j-1)) |
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103 LATN = lat(j)+0.5*(lat(j+1)-lat(j)) |
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104 end if |
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105 |
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106 ; CLAT = clat({LATS:LATN}) ; do once for *slight* efficiency |
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107 ; TEMP = bi({LATS:LATN},:) ; 2D [lat,lon] |
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108 |
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109 do i=0,nlon-1 |
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110 if (i.eq.0 .or. i.eq.nlon-1) then |
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111 if (i.eq.0) then |
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112 LONL = 0. |
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113 LONR = lon(i)+0.5*(lon(i+1)-lon(i)) |
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114 end if |
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115 if (i.eq.nlon-1) then |
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116 LONL = lon(i)-0.5*(lon(i)-lon(i-1)) |
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117 LONR = 360. |
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118 end if |
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119 else |
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120 LONL = lon(i)-0.5*(lon(i)-lon(i-1)) |
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121 LONR = lon(i)+0.5*(lon(i+1)-lon(i)) |
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122 end if |
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123 |
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124 ;print (LATS) |
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125 ;print (LATN) |
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126 ;print (LONL) |
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127 ;print (LONR) |
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128 bo(j,i) = avg(bi({LATS:LATN},{LONL:LONR})) |
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129 ; bo(j,i) = wgt_areaave(TEMP(:,{LONL:LONR}), CLAT, 1.0, 0) |
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130 end do |
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131 |
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132 ; delete(CLAT) |
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133 ; delete(TEMP) |
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134 end do |
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135 |
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136 bo!0 = "lat" |
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137 bo!1 = "lon" |
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138 bo&lat = lat |
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139 bo&lon = lon |
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140 bo@units = bi@units |
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141 bo@long_name = bi@long_name |
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142 ; bo@_FillValue = bi@_FillValue |
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143 bo@_FillValue = 1.e+36 |
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144 |
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145 c->NPP = bo |
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146 end |