How dirty are cruise ships? How much pollution do they really create? It is hard to tell. Several years ago we posted about a claim by the Friends of the Earth which asserted that cruise ships “flushed more than a billion gallons of sewage into oceans” each year. Even a quick glance at the data showed that that wasn’t the case. As we wrote then, the claim was a “wild exaggeration at best. Calling it a boldfaced lie might be a more accurate characterization.”
Recently, the UK’s Independent reported on an undercover investigation which found high levels of ultra-fine particulates on the deck of P&O Cruises’ ship Oceana downwind of the ship’s stacks. The particulates were over twice as high as those recorded in Picadilly Circus, London. Directly adjacent to the stacks the figures were even higher. P&O Cruises is owned by Carnival Corp.
Are the results on the Oceana typical of modern cruise ships? Continue reading