If the promises of small modular nuclear reactors comes to pass[0], we can have hydrocarbon-free shipping without much difficulty.
Even without that, there are solutions.
[0] I'm not holding my breath but I'll be happy if it does work out. IMO the biggest problem isn't even making them work, it's making them safe against deliberate tampering by highly motivated people with a lot of time on their hands.
Even without that, there are solutions.
[0] I'm not holding my breath but I'll be happy if it does work out. IMO the biggest problem isn't even making them work, it's making them safe against deliberate tampering by highly motivated people with a lot of time on their hands.