A low price for carbon could lead to the European Union's Emissions Trading System (EU ETS) incentivising LNG as a fuel and cause methane emissions that would eliminate its benefits, consultants warn.

A new report by consultancy UMAS for green group Environmental Defense Fund Europe (EDF Europe), Harnessing the EU ETS to Reduce International Shipping Emissions, said its low effective carbon price could incentivise the uptake of LNG-propelled ships.