Table 4 Baseline committed emissions for existing ships, by ship type
From: Shipping and the Paris climate agreement: a focus on committed emissions
Ship type | Number of ships with fuel/CO2 data | Total CO2/yr (Mt CO2) | Committed future CO2 (MtCO2) | Ratio of committed to current | Average age | Scrappage age + assumption |
|---|---|---|---|---|---|---|
Bulk Carrier | 3311 | 17.5 | 307 | 17.6 | 8.7 | Varies by size: 21.6–32.3 |
Chemical Tanker | 1268 | 9.1 | 150 | 16.5 | 9.8 | 26.8 |
Combination Carriers | 7 | 0.1 | 1 | 9.3 | 15.6 | 24.3 |
Container Ships | 1665 | 44.1 | 658 | 14.9 | 11.7 | Varies by size: 19.7–28.2 |
Container Ro-Ro Cargo | 72 | 1.4 | 24 | 16.5 | 12.1 | 28.2 |
Gas Carriers | 294 | 2.5 | 51 | 20.9 | 8.5 | 29.4 |
General Cargo Ships | 1048 | 5.9 | 91 | 15.4 | 12.5 | 28.2 |
LNG Carriers | 194 | 5.5 | 107 | 19.5 | 8.7 | 29.4 |
Oil Tankers | 1686 | 17.7 | 227 | 12.8 | 9.7 | Varies by type/size: 20.0–30.8 |
Other Ship Types | 104 | 1.0 | 13 | 12.6 | 17.6 | 28.7 |
Passenger Ships | 146 | 6.4 | 191 | 30.0 | 17.2 | 44.5 |
Refrigerated Cargo | 140 | 1.8 | 19 | 10.6 | 22.3 | 30.8 |
Ro Pax | 344 | 13.8 | 228 | 16.5 | 22.5 | Varies by type: 30.8–44.5 |
Ro-Ro | 257 | 5.9 | 97 | 16.5 | 15.8 | 30.8 |
Vehicle Carriers | 433 | 5.1 | 96 | 19.0 | 11.6 | 30.8 |
TOTAL | 10,966 | 137.7 | 2260 | 16.4 | 10.8 |