Recently agreed decarbonisation measures from the International Maritime Organisation (IMO) have been widely criticised for not going far enough.

But, despite the impression of an easy-going regulation, figures from French classification society Bureau Veritas (BV) show more than half the world's dry bulk fleet could fall outside minimum operational efficiency standards by 2026 unless action is taken.

The newly agreed carbon intensity index (CII) requires a 1% annual improvement in carbon intensity between 2019 and...