Economics.
The solar panels would be more expensive than bunker fuel.
Sails would be cheaper.
it might be fun to try to make a modern wooden sailing ship cargo fleet.
maybe with an emergency diesel engine in the back.
It's been done, however the scale of modern Panamax containerships is baffling and most people underestimate their size.
https://www.newscientist.com/article/2445620-worlds-largest-...
it might be fun to try to make a modern wooden sailing ship cargo fleet.
maybe with an emergency diesel engine in the back.
It's been done, however the scale of modern Panamax containerships is baffling and most people underestimate their size.
https://www.newscientist.com/article/2445620-worlds-largest-...