Sustainability Magazine September 2026 80 | Page 15

Ocean shipping remains the most energy-efficient mode of transport, emitting
of CO₂ per ton-nautical mile, compared with 70 grams for heavy road freight and up to 515 grams for aviation
Adopting digital appointment systems and Just-In-Time arrivals can lower portarea emissions by up to

THE WORLD BANK:

PROMOTING SUSTAINABLE MARITIME

Source: The World Bank report Ports, Ships and Fuels: Maritime Efficiency, Safety and Sustainability in East Asia and Pacific

Ocean shipping remains the most energy-efficient mode of transport, emitting

11 to 17grams

of CO₂ per ton-nautical mile, compared with 70 grams for heavy road freight and up to 515 grams for aviation

Adopting digital appointment systems and Just-In-Time arrivals can lower portarea emissions by up to

25 %

Developing supporting fuel production infrastructure by 2040 will require further massive capital outlays, estimated at

US $ 42bn

FOR renewable liquefied natural gas

US $ 310bn US $ 81bn

FOR green ammonia

FOR green methanol

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