[clearcarbon]

"The bus company Ruter reported that the range of the electric buses was not as good as usual because of the cold weather. It was about 12 degrees below zero."

That's a lot of space to heat if it's from energy supplied by the battery. It seems intuitive that amount of surface is a pretty large heatsink.

[x]

Yes. When one of them catches on fire the others huddle around it for warmth.