The UK hailed the “greenest ever” London International Shipping Week (LISW) but a tweet from Copenhagen stole the limelight for me.

AP Moller-Maersk called on the International Maritime Organization to set a date on phasing out fossil fuel-powered engines in a move that should open a new chapter in the climate debate.

Soren Skou is only one individual but an important one who has just committed $1.4bn to be spent on methanol-ready container tonnage.