If there was one type of vessel I wish was 100% electrified (I am excluding nuclear powered vessels here), it would be ships. These oil spills are environmentally devastating.
👉🏾 Beaches on #Singapore’s 🇸🇬 Sentosa Island Closed After Oil Spill https://www.bloomberg.com/news/articles/2024-06-15/oil-spill-cleanup-underway-in-singapore-after-ship-collision
The only workable real world alternative is nuclear, but most nations lack the expertise to (safely) build these.