Which cruise line is the most environmentally friendly?

1. The Norwegian company Hurtigruten. Among the most environmentally sustainable ships are certainly the ships of the Norwegian cruise line Hurtigruten. The company has already eliminated heavy fuel oil (HFO) for more than a decade and uses alternative and greener fuels such as marine diesel oil and biofuels.



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63 cruise ships owned by Carnival Corporation released more toxic sulfur gasses than all the cars in Europe, study says. 63 cruise ships owned by Carnival Corp. emitted more sulfur oxides than all the cars in Europe in 2022. That's according to a recent study from The European Federation for Transport and Environment.

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CLIA says 76% of global cruise ships capacity currently use exhaust gas cleaning systems, known as scrubbers, which meet or exceed air emissions requirements. There is also growing use of LNG, which cuts CO2 emissions by about 25%, and contains little sulphur and nitrogen oxide.

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Pursuing Net Zero Committed to pursuing net zero GHG emissions by 2050 across our operations and value chain. Reducing Carbon Intensity Achieved a 25% reduction in fuel consumption per capacity day fleetwide from 2008 to 2019. Investing in Shore Power ~40% of the NCL fleet has shore power capabilities.

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Taking a seven-day cruise is more than three times as carbon-intensive as flying and staying abroad.

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Cruise ships emit more carbon per passenger kilometre than flying, even considering the extra damage that emissions cause at high altitude. It's thought that the Queen Mary II emits 0.43kg of CO2 per passenger mile – that's even worse than the 0.257kg for a long-haul flight.

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A June study from sustainable transport campaigner The European Federation for Transport and Environment found that 63 cruise ships owned by parent company Carnival Corporation emitted 43% more sulfur oxides, a group of harmful air pollutants, than all the 291 million cars in Europe in 2022.

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The filthy fuel (called marine gas oil) means the big diesel engines on cruise ships emit tons of toxic smog that people on board and in port cities have to breathe. And while the smog is the most obvious in port, cruise ships also emit tons of greenhouse gases. (Cruising is actually worse for the climate than flying.

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The wastewater that the cruise ship uses is heavily treated. It is either discharged into the water in designated areas of the ocean or released onshore into the local water treatment system.

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Some of the environmental challenges that cruise lines need to address are air pollution from heavy oil, wastewater discharge issues, habitat disruption, and overtourism. The 'elephant in the room' is that cruise lines are currently using heavy oil – also known as the dirtiest of the dirty oils.

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Cruise ships, huge compared to other vessels, end up burning more heavy fuel oil, one of the dirtiest fossil fuels on the market. This oil contains dangerous levels of sulfur and heavy metals etc. It is estimated that cruise ships use, on average, 150 tons of heavy fuel oil every day.

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What is the Safest Cruise Line? The CDC gave ships with Disney Cruise Lines a score of 96 or above on their 2016 inspections.

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A medium-sized cruise ship spews greenhouse gas emissions equivalent to those of 12,000 cars, while environmentalists accuse big industry players of investing little in decarbonization, and of covering up endless delay tactics in a heavy coat of greenwash.

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A tonne of shipping fuel contains 0.85 tonnes of carbon, which produces 3.1 tonnes of carbon dioxide when it is burnt. Every passenger is responsible for 9.1 tonnes of emissions. Travelling to New York and back on the QEII, in other words, uses almost 7.6 times as much carbon as making the same journey by plane.”

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In general, NCL passengers are younger and more active than those aboard lines such as HAL, Celebrity, and Princess. Typical NCL passengers are couples ages 25 to 60, and include a fair number of honeymooners and families with kids during summers and holidays. Kids under age 2 travel at a substantially reduced fare.

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Through strong commitment and concrete measures to reduce its climate impact, Viking Line has become a leading player in the field of sustainable tourism. These measures have increased energy efficiency and reduced the amount of waste on all our ships.

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