           {left: 'geo_solar_wind_water_ambient',  right: 'industry',         gquery: 'geo_solar_wind_water_ambient_to_industry_in_sankey', color: '#2ca02c'},
           {left: 'geo_solar_wind_water_ambient',  right: 'agriculture',      gquery: 'geo_solar_wind_water_ambient_to_agriculture_in_sankey', color: '#2ca02c'},
           {left: 'geo_solar_wind_water_ambient',  right: 'other',            gquery: 'geo_solar_wind_water_ambient_to_other_in_sankey', color: '#2ca02c'},
+          {left: 'hydrogen',                      right: 'households',       gquery: 'hydrogen_to_households_in_sankey', color: '#416B86'},
+          {left: 'hydrogen',                      right: 'buildings',        gquery: 'hydrogen_to_buildings_in_sankey', color: '#416B86'},
+          {left: 'hydrogen',                      right: 'transport',        gquery: 'hydrogen_to_transport_in_sankey', color: '#416B86'},
+          {left: 'hydrogen',                      right: 'industry',         gquery: 'hydrogen_to_industry_in_sankey', color: '#416B86'},
+          {left: 'hydrogen',                      right: 'agriculture',      gquery: 'hydrogen_to_agriculture_in_sankey', color: '#416B86'},
+          {left: 'hydrogen',                      right: 'other',            gquery: 'hydrogen_to_other_in_sankey', color: '#416B86'},
           {left: 'natural_gas',                   right: 'households',       gquery: 'natural_gas_to_households_in_sankey', color: '#7f7f7f'},
           {left: 'natural_gas',                   right: 'buildings',        gquery: 'natural_gas_to_buildings_in_sankey', color: '#7f7f7f'},
           {left: 'natural_gas',                   right: 'transport',        gquery: 'natural_gas_to_transport_in_sankey', color: '#7f7f7f'},

          {id: 'nuclear',                      column: 0, label: "uranium",                color: '#ff7f0e'},
          {id: 'biomass_products',             column: 0, label: "biomass_waste",          color: '#2ca02c'},
          {id: 'import',                       column: 0, label: "electricity_import",     color: '#1f77b4'},
          {id: 'electricity_prod',             column: 1, label: "electricity_production", color: '#1f77b4'},
          {id: 'chps',                         column: 1, label: "CHPs",                   color: '#9467bd'},
          {id: 'households',                   column: 2, label: "households"},

          {left: 'natural_gas',                   right: 'electricity_prod', gquery: 'natural_gas_to_electricity_prod_in_sankey', color: '#7f7f7f'},
          {left: 'nuclear',                       right: 'electricity_prod', gquery: 'nuclear_to_electricity_prod_in_sankey', color: '#ff7f0e'},
          {left: 'biomass_products',              right: 'electricity_prod', gquery: 'biomass_products_to_electricity_prod_in_sankey', color: '#2ca02c'},
          {left: 'hydrogen',                      right: 'electricity_prod', gquery: 'hydrogen_to_electricity_prod_in_sankey', color: '#416B86'},
          {left: 'coal_and_derivatives',          right: 'chps',             gquery: 'coal_and_derivatives_to_chps_prod_in_sankey', color: '#252525'},
          {left: 'oil_and_derivatives',           right: 'chps',             gquery: 'oil_and_derivatives_to_chps_prod_in_sankey', color: '#8c564b'},
          {left: 'geo_solar_wind_water_ambient',  right: 'chps',             gquery: 'geo_solar_wind_water_ambient_to_chps_prod_in_sankey', color: '#2ca02c'},
          {left: 'natural_gas',                   right: 'chps',             gquery: 'natural_gas_to_chps_prod_in_sankey', color: '#7f7f7f'},
          {left: 'nuclear',                       right: 'chps',             gquery: 'nuclear_to_chps_prod_in_sankey', color: '#ff7f0e'},
          {left: 'biomass_products',              right: 'chps',             gquery: 'biomass_products_to_chps_prod_in_sankey', color: '#2ca02c'},
          {left: 'hydrogen',                      right: 'chps',             gquery: 'hydrogen_to_chps_prod_in_sankey', color: '#416B86'},
          {left: 'coal_and_derivatives',          right: 'households',       gquery: 'coal_and_derivatives_to_households_in_sankey', color: '#252525'},
          {left: 'coal_and_derivatives',          right: 'buildings',        gquery: 'coal_and_derivatives_to_buildings_in_sankey', color: '#252525'},
          {left: 'coal_and_derivatives',          right: 'transport',        gquery: 'coal_and_derivatives_to_transport_in_sankey', color: '#252525'},
