@Baku @Railison Battery electric busses are a well established and understood technology.

Modern cities already use them for the core of their bus fleet.

You can’t get demonstration grants for an established technology. If you want to get free money for these things it needs to be novel.

Regardless, anything is better than diesel. I ride my bike on a now almost all electric bus route. I hold my breath much less often now. The reduced particulates is enough to show in the graphs for Wellington