Major Danish ferry operator DFDS is pledging to build all-electric vessels from now on with generators running on green fuels that can be swapped out as technologies develop.

DFDS director, innovation lead Jakob Steffensen said the group is becoming more comfortable with the availability of clean propulsion technologies and fuels, but concerned about the price gap between fossil and green fuels while talking in a webinar organised by sustainable NGO Transport & Environment (T&E).