The phrase "how many gallons of fuel does a cruise ship use" is a question that addresses the quantity of diesel fuel consumed by large passenger vessels. For instance, the Royal Caribbean Oasis of the Seas can hold up to 2.5 million gallons.
Understanding this topic is significant as cruise ships are major contributors to global fuel consumption and emissions. Optimizing fuel efficiency benefits not only the environment but also reduces operating costs for cruise lines and ultimately affects passenger fares. A key development has been the implementation of alternative fuels and advanced propulsion systems, such as liquefied natural gas (LNG) and hybrid technologies.