Index: /issm/trunk-jpl/test/Data/delta18o.data
===================================================================
--- /issm/trunk-jpl/test/Data/delta18o.data	(revision 12883)
+++ /issm/trunk-jpl/test/Data/delta18o.data	(revision 12883)
@@ -0,0 +1,2 @@
+  -3.9010000e-02  -3.9180000e-02  -3.9280000e-02  -3.9320000e-02  -3.9050000e-02  -3.8880000e-02  -3.8680000e-02  -3.8560000e-02  -3.8500000e-02  -3.8520000e-02  -3.8560000e-02
+   0.0000000e+00   2.0000000e+01   4.0000000e+01   6.0000000e+01   8.0000000e+01   1.0000000e+02   1.2000000e+02   1.4000000e+02   1.6000000e+02   1.8000000e+02   2.0000000e+02
Index: /issm/trunk-jpl/test/NightlyRun/IdToName.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/IdToName.m	(revision 12882)
+++ /issm/trunk-jpl/test/NightlyRun/IdToName.m	(revision 12883)
@@ -6,5 +6,4 @@
 
 switch id,
-
 	case 101, name='SquareShelfConstrainedDiagM2d';
 	case 102, name='SquareShelfConstrainedDiagM3d';
@@ -64,4 +63,6 @@
 	case 234, name='SquareShelfTranForceNeg2dDakotaSamp';
 	case 235, name='SquareShelfTranForceNeg2dDakotaLocal';
+	case 236, name='SquareShelfTranIspddIsdeltaM2d';
+	case 237, name='SquareShelfTranIspddIsdeltaM3d';
 	case 301, name='SquareSheetConstrainedDiagM2d';
 	case 302, name='SquareSheetConstrainedDiagH2d';
Index: /issm/trunk-jpl/test/NightlyRun/test236.m
===================================================================
--- /issm/trunk-jpl/test/NightlyRun/test236.m	(revision 12883)
+++ /issm/trunk-jpl/test/NightlyRun/test236.m	(revision 12883)
@@ -0,0 +1,87 @@
+md=triangle(model,'../Exp/Square.exp',150000);
+md=setmask(md,'all','');
+
+% Use of ispdd and isdelta18o methods
+md.surfaceforcings.ispdd=1;
+md.surfaceforcings.isdelta18o=1;
+
+md=parameterize(md,'../Par/SquareShelf.par');
+
+% Add temperature, precipitation and delta18o needed to measure the surface mass balance
+% creating delta18o
+load '../Data/delta18o.data'
+md.surfaceforcings.delta18o=delta18o;
+%  creating delta18oSurface
+md.surfaceforcings.delta18o_surface(1,1:(length(delta18o))) = 0;
+md.surfaceforcings.delta18o_surface(2,:) = delta18o(2,:);
+
+% creating Present day and lgm temperatures
+% Same temperature over the all region :
+imonth=0:11;
+tmonth(1:12)=238.15+20;
+for imonth=0:11
+    md.surfaceforcings.temperatures_presentday(1:md.mesh.numberofvertices,imonth+1)=tmonth(imonth+1);
+    md.surfaceforcings.temperatures_lgm(1:md.mesh.numberofvertices,imonth+1)=tmonth(imonth+1)-20;
+    % Time for the last line:
+    md.surfaceforcings.temperatures_presentday(md.mesh.numberofvertices+1,imonth+1)=((imonth+1)/12);
+    md.surfaceforcings.temperatures_lgm(md.mesh.numberofvertices+1,imonth+1)=((imonth+1)/12);
+end
+
+% creating initialization and spc temperatures initialization and spc
+md.thermal.spctemperature=mean(md.surfaceforcings.temperatures_lgm(1:md.mesh.numberofvertices,1:12),2); %-10*ones(md.mesh.numberofvertices,1);
+md.thermal.spctemperature=repmat(md.thermal.spctemperature,1,md.timestepping.final_time/md.timestepping.time_step);
+itemp = 0:md.timestepping.time_step:md.timestepping.final_time-md.timestepping.time_step;
+md.thermal.spctemperature(md.mesh.numberofvertices+1,:)=itemp;
+
+md.initialization.temperature=md.surfaceforcings.temperatures_lgm(1:md.mesh.numberofvertices,1); %*ones(md.mesh.numberofvertices,1);
+
+% creating precipitation
+for imonth=0:11
+    md.surfaceforcings.precipitations_presentday(1:md.mesh.numberofvertices,imonth+1)=-0.4*10^(-6)*md.mesh.y+0.5;
+    md.surfaceforcings.precipitations_presentday(md.mesh.numberofvertices+1,imonth+1)=((imonth+1)/12);
+end
+
+% time steps and resolution
+md.timestepping.time_step=20;
+md.timestepping.final_time= 60;
+
+% 
+md=setflowequation(md,'macayeal','all');
+md.cluster=generic('name',oshostname(),'np',3);
+md=solve(md,TransientSolutionEnum);
+
+
+%Fields and tolerances to track changes
+field_names     ={'Vx1','Vy1','Vel1','Pressure1','Bed1','Surface1','Thickness1','Vx2','Vy2','Vel2','Pressure2','Bed2','Surface2','Thickness2','Vx3','Vy3','Vel3','Pressure3','Bed3','Surface3','Thickness3'};
+field_tolerances={1e-13,1e-13,1e-13,1e-13,1e-13,1e-13,1e-13,...
+						1e-13,1e-13,1e-13,1e-13,1e-13,1e-13,1e-13,...
+						1e-13,1e-13,1e-13,1e-13,1e-13,1e-13,1e-13};
+field_values={...
+	(md.results.TransientSolution(1).Vx),...
+	(md.results.TransientSolution(1).Vy),...
+	(md.results.TransientSolution(1).Vel),...
+	(md.results.TransientSolution(1).Pressure),...
+	(md.results.TransientSolution(1).Bed),...
+	(md.results.TransientSolution(1).Surface),...
+	(md.results.TransientSolution(1).Thickness),...
+	(md.results.TransientSolution(1).SurfaceforcingsMonthlytemperatures),...
+	(md.results.TransientSolution(1).SurfaceforcingsMassBalance),...
+	(md.results.TransientSolution(2).Vx),...
+	(md.results.TransientSolution(2).Vy),...
+	(md.results.TransientSolution(2).Vel),...
+	(md.results.TransientSolution(2).Pressure),...
+	(md.results.TransientSolution(2).Bed),...
+	(md.results.TransientSolution(2).Surface),...
+	(md.results.TransientSolution(2).Thickness),...
+	(md.results.TransientSolution(2).SurfaceforcingsMonthlytemperatures),...
+	(md.results.TransientSolution(2).SurfaceforcingsMassBalance),...
+	(md.results.TransientSolution(3).Vx),...
+	(md.results.TransientSolution(3).Vy),...
+	(md.results.TransientSolution(3).Vel),...
+	(md.results.TransientSolution(3).Pressure),...
+	(md.results.TransientSolution(3).Bed),...
+	(md.results.TransientSolution(3).Surface),...
+	(md.results.TransientSolution(3).Thickness),...
+	(md.results.TransientSolution(3).SurfaceforcingsMonthlytemperatures),...
+	(md.results.TransientSolution(3).SurfaceforcingsMassBalance),...
+	};