Change "Bunkers" sector to mean international aviation and shipping (#40

)
IAMconsortium · Mar 2, 2024 · c96749a · c96749a
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commit c96749a
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diff --git a/definitions/variable/emissions/emissions.yaml b/definitions/variable/emissions/emissions.yaml
@@ -42,13 +42,13 @@
 - Emissions|{Tier-3 Species}|Energy and Industrial Processes:
     description: Emissions of {Tier-3 Species} from energy use in supply and demand sectors
       (IPCC category 1A, 1B) and from industrial processes (IPCC categories 2A, B, C, E),
-      including emissions from international bunkers, net of negative emissions from
-      bioenergy with CCS (BECCS) in these sectors
+      including emissions from international bunker fuels, net of negative emissions
+      from bioenergy with CCS (BECCS) in these sectors
     unit: "{Tier-3 Species}"
 - Gross Emissions|CO2|Energy and Industrial Processes:
     definition: Gross emissions of carbon dioxide (CO2) from energy use in supply and demand sectors
       (IPCC category 1A, 1B) and from industrial processes (IPCC categories 2A, B, C, E),
-      including emissions from international bunkers, not accounting for
+      including emissions from international bunker fuels, not accounting for
       negative emissions from bioenergy with CCS (BECCS) in these sectors
     unit: Mt CO2/yr
 
@@ -133,23 +133,23 @@
     unit: Mt CO2/yr
 - Emissions|{Tier-2 Species}|Energy|Demand|Residential and Commercial:
     description: Emissions of {Tier-2 Species} from fuel combustion in residential,
-      commercial and institutional sectors (IPCC category 1A4a, 1A4b)
+      commercial and institutional sectors (IPCC category 1A4a and 1A4b)
     unit: "{Tier-2 Species}"
 - Emissions|{Tier-2 Species}|Energy|Demand|Transportation:
-    description: Emissions of {Tier-2 Species} from fuel combustion in transportation sector
-      (IPCC category 1A3), excluding pipeline emissions (IPCC category 1A3ei)
+    description: Emissions of {Tier-2 Species} from fuel combustion in transportation (IPCC category 1A3),
+      excluding emissions from international bunker fuels (IPCC category 1A3ai and 1A3di),
+      excluding pipeline emissions (IPCC category 1A3ei)
     unit: "{Tier-2 Species}"
 - Emissions|CO2|Energy|Demand|AFOFI:
-    definition: Emissions of carbon dioxide (CO2) from fuel combustion in agriculture,
+    description: Emissions of carbon dioxide (CO2) from fuel combustion in agriculture,
       forestry, fishing (AFOFI) (IPCC category 1A4c)
     unit: Mt CO2/yr
 - Emissions|CO2|Energy|Demand|Bunkers:
-    definition: Emissions of carbon dioxide (CO2) from international bunker fuels
+    description: Emissions of carbon dioxide (CO2) from international bunker fuels
       (IPCC category 1A3ai and 1A3di)
     unit: Mt CO2/yr
 - Emissions|CO2|Energy|Demand|Bunkers|{Bunker Sector}:
-    definition: Emissions of carbon dioxide (CO2) from international bunker fuels
-        for {Bunker Sector}
+    description: Emissions of carbon dioxide (CO2) from bunker fuels for {Bunker Sector}
     unit: Mt CO2/yr
 - Emissions|{Tier-2 Species}|Energy|Demand|Other Sector:
     description: Emissions of {Tier-2 Species} from fuel combustion in other sectors

diff --git a/definitions/variable/energy/final-energy.yaml b/definitions/variable/energy/final-energy.yaml
@@ -1,12 +1,12 @@
 # Aggregate variables
 - Final Energy:
     description: Final energy consumption by all end-use sectors and all fuels,
-      excluding transmission/distribution losses, including non-energy use
+      including non-energy use, excluding transmission/distribution losses
     unit: EJ/yr
 - Final Energy (w/o bunkers):
-    description: Final energy consumption by all end-use sectors and all fuels,
-      excluding transmission/distribution losses, including non-energy use,
-      excluding international bunker fuels
+    description: Final energy consumption by all end-use sectors and all fuels
+      including non-energy use, excluding international aviation and shipping (see "Bunkers"),
+      excluding transmission/distribution losses
     unit: EJ/yr
 
 # Non-energy use
@@ -124,16 +124,16 @@
     description: Use of other energy sources for carbon removal by {Carbon Removal Option}
     unit: EJ/yr
 
-# additional variable for bunkers
+# additional variable for international aviation and shipping ("Bunkers")
 - Final Energy|Bunkers|{Bunker Sector}:
-    description: Final energy consumption of bunker fuels for {Bunker Sector}
+    description: Final energy consumption for {Bunker Sector}
     unit: EJ/yr
 - Final Energy|Bunkers|{Transportation Sector}:
-    description: Final energy consumption of bunker fuels for {Transportation Sector}
+    description: Final energy consumption for {Transportation Sector}
+      in international aviation and shipping
     unit: EJ/yr
 - Final Energy|Bunkers|{Bunker Sector}|{Transportation Sector}:
-    description: Final energy consumption of bunker fuels for {Transportation Sector}
-      on {Bunker Sector}
+    description: Final energy consumption for {Transportation Sector} in {Bunker Sector}
     unit: EJ/yr
     engage: Final Energy|Bunkers|{Transportation Sector}|{Bunker Sector}
     navigate: Final Energy|Bunkers|{Transportation Sector}|{Bunker Sector}

diff --git a/definitions/variable/energy/tag_all_sectors.yaml b/definitions/variable/energy/tag_all_sectors.yaml
@@ -32,9 +32,10 @@
     - Residential and Commercial:
         description: residential and commercial sector
     - Transportation:
-        description: transportation sector excluding bunker fuels
+        description: transportation sector excluding international aviation and shipping
+          (see "Bunkers")
     - Transportation (w/ bunkers):
-        description: transportation sector including bunker fuels
+        description: transportation sector including international aviation and shipping
     - Transportation|Bus:
         description: transportation sector by bus
     - Transportation|Light Duty Vehicle:
@@ -48,10 +49,11 @@
     - Transportation|Domestic Shipping:
         description: domestic shipping sector
     - Transportation|Passenger:
-        description: passenger transportation sector
+        description: passenger transportation sector excluding international aviation
+          and shipping
     - Transportation|Freight:
-        description: passenger transportation sector
+        description: freight transportation sector excluding international aviation and shipping
     - Bunkers:
-        description: bunker-fuels sector
+        description: international aviation and shipping
     - Other Sector:
         description: other sectors