According to Sovcomflot’s calculations based on operational data of its ‘Green Funnel’ tankers (2018?2021), using of liquefied natural gas (LNG) as a marine fuel will ensure compliance of those ships with IMO requirements up to 2032?2039 (depending on operation mode), Igor Tonkovidov, President and CEO of Sovcomflot, said at the 6th LNG Fleet, LNG Bunkering and Alternatives conference held by PortNews Media Group in Moscow.