Greenhouse gas: A cruise ship near the Sydney Harbour. Shipping, like aviation, is seen as one of the more difficult sectors to decarbonise because there aren’t widely available clean alternatives to hydrocarbon-based fuels. — AFP
LONDON: Cruise operators are replacing oil-based fuel with liquefied natural gas (LNG) to run their ships and pitching the shift as a greener way to travel.
An investigation by environmental activists suggests the change could be worse for the climate in the short term.
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