Afaik shipping tankers are very efficient; among the lowest CO2 per mile travelled per ton of cargo moved.
Trains are 185km/L per ton, and ships get about double that. The only more efficient method is bicycling.
Electrification won’t do much to help because batteries are so big and heavy you’re basically shipping batteries instead of cargo back and forth. There’s been recent advancement in adding sails though, that actually make non-trivial differences. [1]
Trains are 185km/L per ton, and ships get about double that. The only more efficient method is bicycling.
Electrification won’t do much to help because batteries are so big and heavy you’re basically shipping batteries instead of cargo back and forth. There’s been recent advancement in adding sails though, that actually make non-trivial differences. [1]
[1] https://www.cnbc.com/amp/2018/08/31/maersk-tankers-installs-...