The uptake of alternative fuels and green technologies is ramping up across the global shipping fleet, Clarksons Research says.

According to the analyst's Fuelling Transition report and monthly data, 4.3% of existing fleet tonnage is capable of using alternative fuels — an increase from 3.6% one year ago.

Newbuildings are making faster progress, managing director Steve Gordon said, with 34.8% of the orderbook by gross tonnage capable of using alternative fuels or propulsion. That is up from 27.7%