The shipping industry's decarbonisation efforts need to start with technological innovation, but ultimately will end with LNG as a bridge fuel, DNV GL's maritime head said on Monday.

Giving one of the two keynote addresses at Capital Link's online forum, Knut Orbeck-Nilssen said more efficient hull shapes, hull cleaning and lubrication systems can help take steps toward the IMO's 2050 goal of slashing greenhouse gases by half.