Cruise Lines Leading the Charge in Zero-Carbon Fuel Adoption

Published on March 7, 2025

by Tara Parker-Pope

The cruise industry has long been known for its luxurious and extravagant ships that transport passengers to exotic destinations around the world. However, in recent years, there has been a growing concern about the environmental impact of these massive vessels. As the world becomes more environmentally conscious, the cruise industry has been facing mounting pressure to reduce its carbon footprint and adopt more sustainable practices. In response to this call for action, some cruise lines have taken the lead in adopting zero-carbon fuel, making them pioneers in the industry and showing their commitment to a greener future.Cruise Lines Leading the Charge in Zero-Carbon Fuel Adoption

Cruise Lines Paving the Way

One of the first cruise lines to recognize the need for sustainable practices was Royal Caribbean International. In 2018, they announced their partnership with leading energy company NCLH to develop a new technology that would reduce emissions and decrease their impact on the environment. This innovative system, known as the “Air Lubrication System,” uses micro-bubbles to reduce friction between the hull of the ship and the water, resulting in better fuel efficiency and lowering carbon emissions.

Other major cruise lines such as MSC Cruises and Carnival Corporation have also made significant strides in reducing their carbon emissions. In 2017, MSC Cruises launched the MSC Meraviglia, equipped with an advanced exhaust gas cleaning system that removes sulfur oxide from the ship’s exhaust gases. This technology has allowed the ship to surpass the requirements set by international regulations, making it one of the cleanest ships on the seas.

The Push for Zero-Carbon Fuel

While these efforts by cruise lines to reduce emissions are commendable, they are still using traditional fuels that contribute to greenhouse gases. In response to this, there has been a growing call for the industry to shift towards zero-carbon fuel alternatives. And some cruise lines have taken up this challenge and are leading the way in adopting these sustainable solutions.

In 2016, Hurtigruten became the first major cruise line to power a ship entirely on liquid biogas made from organic waste and fishery byproducts. This effort has resulted in an impressive reduction of carbon emissions by up to 20%. The company has since expanded its use of biogas to their entire fleet, making them the world’s first fully hybrid-powered cruise line.

Rising to the challenge, Carnival Corporation announced in 2018 that they would be investing in the development of sustainable fuel solutions. Their partnership with Shell will result in the first cruise ships being powered by liquefied natural gas (LNG), a much cleaner alternative to traditional fuels. This move is expected to reduce carbon emissions by up to 25%, as well as decrease sulfur oxide and particulate matter emissions.

The Benefits of Zero-Carbon Fuel

By leading the charge in zero-carbon fuel adoption, these cruise lines are not only reducing their environmental impact but also reaping a host of other benefits. Using sustainable fuel not only results in lower carbon emissions, but it also reduces other harmful pollutants such as nitrogen oxides and sulfur oxides that contribute to acid rain and smog. This means cleaner air and healthier oceans, which is beneficial not only for the environment but also for the local communities and destinations that these ships visit.

Furthermore, the use of zero-carbon fuel can also result in significant cost savings for cruise lines. Traditional fuels can be volatile in price, making budgeting for fuel costs challenging. On the other hand, sustainable fuels such as LNG and biogas are more stable in cost, providing a more predictable and potentially more cost-effective option in the long run.

The Future of Cruising

The adoption of zero-carbon fuel by these cruise lines is a clear indication of their commitment to a greener future for the industry. As more companies join the movement, we can expect to see a significant reduction in carbon emissions and a more sustainable approach to cruising.

However, there is still much to be done. The global cruise industry continues to grow each year, and as such, there is a need to continually innovate and improve in reducing emissions. Governments and regulatory bodies must also play a role in supporting and incentivizing the switch to sustainable fuels to ensure a more environmentally responsible approach to cruising.

Conclusion

In conclusion, as the world shifts towards a more sustainable future, the cruise industry must keep pace and take responsible actions to reduce its impact on the environment. Cruise lines leading the charge in zero-carbon fuel adoption are setting an excellent example for others to follow and showing that sustainability and luxury can go hand in hand. By continuing to invest in sustainable solutions, the future of cruising looks promising for both the industry and the planet.