[the anti-liberal]

Serious question:

Which is cheaper and more environmentally friendly - electricity from the grid or gasoline from the station?

[steve-b]

Electricity from the grid, obviously; it’s easier to control pollution from a few big sources than a lot of little sources (or, better yet, avoid generating the pollution in the first place by using nuclear generators).

[AFreeBird]

Well, I believe that from a $$ per gallon/Ah comparison, E is cheaper. As for the enviro factor, here's a PDF report that can explain it better than I.

Powerplant EV emissions impact