But while their proposal for the shipping sector to adopt climate targets in line with the Paris Agreement gained overwhelming expressions of support, the IMO said a consensus was not reached between more than 170 member nations.
It said at last week's London meeting, China and India voiced strong support for alternative low carbon fuels, while European nations joined the Pacific in highlighting the urgent need for sector action.
However, a number of countries including Brazil and Chile were concerned about potentially negative impacts of carbon reduction measures.
