diff --git a/extreme_trend/abstract_gev_trend_test.py b/extreme_trend/abstract_gev_trend_test.py
index b0c829acb74aa49f41a1ab543089b5512fd51cd8..bf235c3129b5d44fb35e046892d2503339cffbe4 100644
--- a/extreme_trend/abstract_gev_trend_test.py
+++ b/extreme_trend/abstract_gev_trend_test.py
@@ -490,3 +490,10 @@ class AbstractGevTrendTest(object):
         gev_params.location = param_name_to_value[GevParams.LOC]
         gev_params.scale = param_name_to_value[GevParams.SCALE]
         return gev_params.mean
+
+    def change_in_mean_for_the_last_x_years(self, nb_years):
+        last_mean = self.unconstrained_estimator_gev_params_last_year.mean
+        old_mean = self.get_unconstrained_gev_params(year=self.years[-nb_years]).mean
+        return last_mean - old_mean
+
+
diff --git a/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/main_snowfall_article.py b/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/main_snowfall_article.py
index d162a4e381dfde167a80c825a5ad560d08128590..484f59b66cbbca9e3918eccd18de5ac9b8a0d640 100644
--- a/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/main_snowfall_article.py
+++ b/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/main_snowfall_article.py
@@ -5,7 +5,7 @@ import matplotlib as mpl
 
 from extreme_data.meteo_france_data.scm_models_data.safran.safran import SafranSnowfall1Day
 from projects.contrasting_trends_in_snow_loads.article2_snowfall_versus_time_and_altitude.snowfall_plot import \
-    plot_snowfall_mean, plot_snowfall_time_derivative_mean
+    plot_snowfall_mean, plot_snowfall_change_mean
 from projects.contrasting_trends_in_snow_loads.article2_snowfall_versus_time_and_altitude.study_visualizer_for_mean_values import \
     StudyVisualizerForMeanValues
 from projects.contrasting_trends_in_snow_loads.article2_snowfall_versus_time_and_altitude.validation_plot import validation_plot
@@ -74,10 +74,10 @@ def intermediate_result(altitudes, massif_names=None,
 
     # Plots
     validation_plot(altitude_to_visualizer, order_derivative=0)
-    # validation_plot(altitude_to_visualizer, order_derivative=1)
+    validation_plot(altitude_to_visualizer, order_derivative=1)
     plot_snowfall_mean(altitude_to_visualizer)
     plot_selection_curves(altitude_to_visualizer, paper1=False)
-    # plot_snowfall_time_derivative_mean(altitude_to_visualizer)
+    plot_snowfall_change_mean(altitude_to_visualizer)
 
 
 def major_result():
diff --git a/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/snowfall_plot.py b/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/snowfall_plot.py
index cc68f21a41aa825804bf4de35d22583222578379..8b9b78d931e31a4862bd2eaabf3b42b52598e232 100644
--- a/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/snowfall_plot.py
+++ b/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/snowfall_plot.py
@@ -20,7 +20,7 @@ def fit_linear_regression(x, y):
     return a, b, r2_score
 
 
-def plot_snowfall_time_derivative_mean(altitude_to_visualizer: Dict[int, StudyVisualizerForMeanValues]):
+def plot_snowfall_change_mean(altitude_to_visualizer: Dict[int, StudyVisualizerForMeanValues]):
     visualizer = list(altitude_to_visualizer.values())[0]
     study = visualizer.study
     # Plot the curve for the evolution of the mean
@@ -72,7 +72,6 @@ def plot_mean(altitude_to_visualizer: Dict[int, StudyVisualizerForMeanValues], d
     visualizers = list(altitude_to_visualizer.values())
     visualizer = visualizers[0]
     study = visualizer.study
-    year = study.year_max
 
     for massif_id, massif_name in enumerate(visualizer.study.all_massif_names()):
         altitudes_massif = [a for a, v in altitude_to_visualizer.items()
@@ -81,13 +80,19 @@ def plot_mean(altitude_to_visualizer: Dict[int, StudyVisualizerForMeanValues], d
             trend_tests = [altitude_to_visualizer[a].massif_name_to_trend_test_that_minimized_aic[massif_name]
                            for a in altitudes_massif]
             if derivative:
-                moment = 'time derivative of the mean'
-                values = [t.first_derivative_mean_value(year=year) for t in trend_tests]
+                moment = 'change in 10 years for significant models'
+                values = [t.change_in_mean_for_the_last_x_years(nb_years=10) for t in trend_tests
+                          if t.is_significant]
+                altitudes_values = [a for a in altitudes_massif
+                             if altitude_to_visualizer[a].massif_name_to_trend_test_that_minimized_aic[massif_name].is_significant]
             else:
                 moment = 'mean'
-                values = [t.mean_value(year=year) for t in trend_tests]
-            massif_name_to_linear_regression_result[massif_name] = fit_linear_regression(altitudes_massif, values)
-            plot_values_against_altitudes(ax, altitudes_massif, massif_id, massif_name, moment, study, values, visualizer)
+                values = [t.unconstrained_estimator_gev_params_last_year.mean for t in trend_tests]
+                altitudes_values = altitudes_massif
+            # Plot
+            if len(altitudes_values) >= 2:
+                massif_name_to_linear_regression_result[massif_name] = fit_linear_regression(altitudes_values, values)
+                plot_values_against_altitudes(ax, altitudes_values, massif_id, massif_name, moment, study, values, visualizer)
     ax.legend(prop={'size': 7}, ncol=3)
     visualizer.show_or_save_to_file(dpi=500, add_classic_title=False)
     plt.close()
diff --git a/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/validation_plot.py b/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/validation_plot.py
index 354de6fe95cfe7ac799b3b18065aaa87a97d171f..971a7c926842d57fb54e5581a8ce8427c97e212a 100644
--- a/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/validation_plot.py
+++ b/projects/contrasting_trends_in_snow_loads/article2_snowfall_versus_time_and_altitude/validation_plot.py
@@ -69,12 +69,12 @@ def plot_relative_difference_map_order_one(visualizer: StudyVisualizerForMeanVal
     study = visualizer.study
     label = ' time derivative of mean annual maxima of {} ({})'.format(SCM_STUDY_CLASS_TO_ABBREVIATION[type(study)],
                                                                        study.variable_unit)
-    visualizer.plot_abstract_fast(massif_name_to_value=visualizer.massif_name_to_change_ratio_in_empirical_mean,
-                                  label='Empirical' + label, negative_and_positive_values=False, graduation=0.5)
+    # visualizer.plot_abstract_fast(massif_name_to_value=visualizer.massif_name_to_change_ratio_in_empirical_mean,
+    #                               label='Empirical' + label, negative_and_positive_values=False, graduation=0.5)
     visualizer.plot_abstract_fast(massif_name_to_value=visualizer.massif_name_to_change_ratio_in_model_mean,
                                   label='Model' + label, negative_and_positive_values=False, graduation=0.5)
-    visualizer.plot_abstract_fast(
-        massif_name_to_value=visualizer.massif_name_to_relative_difference_for_change_ratio_in_mean,
-        label='Relative difference of the model mean w.r.t. the empirical mean \n'
-              'for the ' + label, graduation=5)
+    # visualizer.plot_abstract_fast(
+    #     massif_name_to_value=visualizer.massif_name_to_relative_difference_for_change_ratio_in_mean,
+    #     label='Relative difference of the model mean w.r.t. the empirical mean \n'
+    #           'for the ' + label, graduation=5)
     return list(visualizer.massif_name_to_relative_difference_for_change_ratio_in_mean.values())