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GRID_ET_irr.m
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GRID_ET_irr.m
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%%%ET
[~, ~, TSA_ctl_ensmeanGRID, ET_ctl_ensmGRID] = mf_load('f.e122.F1850PDC5.f09_g16.control-io192.ensmean_lnd_h1_yearmean.nc' , 'TSA', 'ET');
ET_ctl_ensmGRID=permute(ET_ctl_ensmGRID,[2,1,3]);
M = numel(lon); % load slope / regress
N = numel(lat);
slope_ET_ctl_meanGRID = zeros(M, N);
intercept_ET_ctl_mean = zeros(M, N);
T = numel(time);
[p, q] = meshgrid(1 : T);
p = p(:);
q = q(:);
m = numel(p);
for i = 1 : M
for j = 1 : N
y = squeeze(ET_ctl_ensmGRID(i, j, :));
ss = zeros(m, 1);
ints = zeros(m, 1);
for k = 1 : m
x1 = years(p(k));
y1 = y(p(k));
x2 = years(q(k));
y2 = y(q(k));
s = (y2 - y1) / (x2 - x1);
in = y1 - s*x1;
ss(k) = s;
ints(k) = in;
end
[~, ind] = sort(ss);
med_ind = floor(m / 2) + 1;
slope_ET_ctl_meanGRID(i, j) = ss(ind(med_ind));
intercept_ET_ctl_mean(i, j) = ints(ind(med_ind));
end
end
slope_ET_ctl_meanGRID=permute(slope_ET_ctl_meanGRID,[2,1,3]);
slope_ET_ctl_meanGRID(~isirr)=NaN;
%below uses yearmean eqiv of the h1 with timmean (fig 11, gridscale effect)
[~, ~, TSA_irr_ensmeanGRID, ET_irr_ensmGRID] = mf_load('f.e122.F1850PDC5.f09_g16.irrigation-io192.ensmean_lnd_h1_yearmean.nc' , 'TSA', 'ET');
ET_irr_ensmGRID=permute(ET_irr_ensmGRID,[2,1,3]);
M = numel(lon); % load slope / regress
N = numel(lat);
slope_ET_irr_meanGRID = zeros(M, N);
intercept_ET_irr_mean = zeros(M, N);
T = numel(time);
[p, q] = meshgrid(1 : T);
p = p(:);
q = q(:);
m = numel(p);
for i = 1 : M
for j = 1 : N
y = squeeze(ET_irr_ensmGRID(i, j, :));
ss = zeros(m, 1);
ints = zeros(m, 1);
for k = 1 : m
x1 = years(p(k));
y1 = y(p(k));
x2 = years(q(k));
y2 = y(q(k));
s = (y2 - y1) / (x2 - x1);
in = y1 - s*x1;
ss(k) = s;
ints(k) = in;
end
[~, ind] = sort(ss);
med_ind = floor(m / 2) + 1;
slope_ET_irr_meanGRID(i, j) = ss(ind(med_ind));
intercept_ET_irr_mean(i, j) = ints(ind(med_ind));
end
end
slope_ET_irr_meanGRID=permute(slope_ET_irr_meanGRID,[2,1,3]);
slope_ET_irr_meanGRID(~isirr)=NaN;
for i=1:nlat
for j=1:nlon
GRIDaaaaa3(i,j) = 100*((slope_ET_ctl_meanGRID(i,j) - slope_ET_irr_meanGRID(i,j))./slope_ET_irr_meanGRID(i,j));
end
end
GRIDaaaaa3(isnan(GRIDaaaaa3))=0;
GRIDaaaaa3(GRIDaaaaa3 < 10) = 0;
GRIDaaaaa3(GRIDaaaaa3 >= 10) = 1;
GRIDaaaaa3(~isirr)=NaN;
%mf_plot_dom2(lon_mod, lat_mod, slope_ET_irr_meanGRID - slope_ET_ctl_meanGRID, GRIDaaaaa3, caxes.thiery, colormaps.dET, 0, 2, '(g)', 'Grid-scale effect, 1981-2010, IRR-CTL', '\delta ET /\delta t [K yr^-^1]'); hold on;
mf_plot_dom2(lon_mod, lat_mod, slope_ET_irr_meanGRID - slope_ET_ctl_meanGRID, GRIDaaaaa3, caxes.dEThes22, colormaps.dEThes22, 0, 2, '(g)', 'Grid-scale effect, 1981-2010, IRR-CTL', '\delta ET /\delta t [K yr^-^1]'); hold on;
%%
[~, ~,ET_irr_GRID_ip] = mf_fieldmean_MODIS(ET_irr_ensmGRID, island, isirr); %note in this one island is ~ out does that make a difference
[~, islandET_irr_GRID, Ip_irrigated] = mf_fieldmean_MODIS(ET_irr_ensmGRID, island, isirr);
[~, ~, ET_rain_GRID_ip] = mf_fieldmean_MODIS(ET_ctl_ensmGRID, island, isirr);
[~, islandET_rain_GRID, Ip_RAIN] = mf_fieldmean_MODIS(ET_ctl_ensmGRID, island, isirr);
%%
%all IP this one
[AZA, QWQW] = tsreg(years,ET_irr_GRID_ip);
[ASA, EDED] = tsreg(years,ET_rain_GRID_ip);
s1=scatter(years,ET_irr_GRID_ip); hold on;
s1.MarkerEdgeColor = 'b';
s1.MarkerFaceColor = 'b';
s2=scatter(years,ET_rain_GRID_ip); hold on;
s2.MarkerEdgeColor = 'r';
s2.MarkerFaceColor = 'r';
set(gca, 'Fontsize', 12, 'Fontweight', 'Bold');
xlabel('Year');
ylabel('Mean ET [mm/yr]');
title('Irrigated pixels, ET');
xlim([1980 2012]);
g(1) =plot(years,((AZA*years)+QWQW),'b','LineWidth',1.4); hold on;
g(2)=plot(years,((ASA*years)+EDED),'r','LineWidth',1.4); hold on;
legend('IRR','CTL','location', 'Southeast');
title('(k) Irrigated pixels, ET','Fontsize', 14)
hold off
%%
%all lp
[nmn1, hbh1] = tsreg(years,islandET_irr_GRID);
[ooo2, fcf1] = tsreg(years,islandET_rain_GRID);
s1=scatter(years,islandET_irr_GRID); hold on;
s1.MarkerEdgeColor = 'b';
s1.MarkerFaceColor = 'b';
s2=scatter(years,islandET_rain_GRID); hold on;
s2.MarkerEdgeColor = 'r';
s2.MarkerFaceColor = 'r';
set(gca, 'Fontsize', 12, 'Fontweight', 'Bold');
xlabel('Year');
ylabel('Mean ET Temperature [K]');
title('All pixels, ET');
xlim([1980 2012]);
g(1) =plot(years,((nmn1*years)+hbh1),'b','LineWidth',1.4); hold on;
g(2)=plot(years,((ooo2*years)+fcf1),'r','LineWidth',1.4); hold on;
legend('Irrigated','Rainfed','location', 'Southeast');
title('(a) GRID All pixels, ET','Fontsize', 14)
hold off