Shipowner opposition to IMO net-zero rules grows ahead of crucial vote, in potential blow to green hydrogen-based fuels

Opponents of International Maritime Organization’s plan to reduce global shipping emissions swell to a 1,200-ship coalition

Fortescue's Green Pioneer vessel, the first in the world to use ammonia as a marine fuel.
Fortescue's Green Pioneer vessel, the first in the world to use ammonia as a marine fuel.Photo: Fortescue
Published 24 September 2025, 11:21Updated 25 September 2025, 12:48
ShippingInternational Maritime OrganizationGreen H2AmmoniaMethanol