Electric is an immediate option. Norway has 80 electric ferries in service. https://businessnorway.com/articles/norway-showcases-award-w...
It may be an immediate option for places that have a very strong desire to reduce carbon emissions, but for profit-driven entities the push towards natural gas ends up as both more economical and more ecological.
https://www.lngindustry.com/special-reports/21112023/the-ris...
It may be an immediate option for places that have a very strong desire to reduce carbon emissions, but for profit-driven entities the push towards natural gas ends up as both more economical and more ecological.
https://www.lngindustry.com/special-reports/21112023/the-ris...