Clarksons Research has calculated that more than one-quarter of all contracted newbuildings have been designed to use alternative fuels.

LNG and LPG bunkering options are gaining traction as transitional steps on the road to zero-carbon shipping, managing director Steve Gordon revealed in a new analysis.

The company, a unit of shipbroking giant Clarksons, sees the carbon emissions question as leading to $1trn of fleet and infrastructure investments.