The global shipping industry is bracing itself for tighter sulfur regulation from 2020. LNG is increasingly promoted as an alternative to high-sulfur content fuels at a time of growing global supplies. However, ship owners are still grappling with risks surrounding future emissions rules and fuel strategy, and it remains to be seen whether LNG can ever hit serious volumes in the global bunker mix.

From 1 January 2020, shipping companies will be required by the International Maritime...