[jamesqf]

Originally Posted by Xist

This is a couple of years old, but I just read about it: Big polluters: one massive container ship equals 50 million cars

Misleading, at best. The "pollution" they talk about is mostly particulates &c, which is basically irrelevant to global warming. If they were magically converted to diesels meeting the highest pollution standards, they would still be emitting almost exactly the same amount of CO2.