They are not engineering marvels, they are polluting, their fuel is inefficient and incredibly dirty. They are ecologically damaging dumping their waste in the

They are not engineering marvels, they are polluting, their fuel is inefficient and incredibly dirty. They are ecologically damaging dumping their waste in the oceans and at mooring points, their anchorages causing incredible seabed degradation. The companies that own and run them register in tax havens and avoid responsibility for the safety of staff, passengers or the communities they use.