text:  I mean, this is another thing that isn't going to happen, and it's one of the first areas that's going to break down as part of the green breakdown. Rail trains run on what kind of fuel? In the U.S., it's mostly diesel for freight. In Europe, they have a lot of electric trains even for freight. We have some passenger trains that are electric in the U.S., but it's mostly diesel. But that's another area of push. California is doing the same thing.