Interesting development, if only a stepping stone to the car of the future. What's this talk of dynamo's and wind scoops recharging the batteries, hmmm?
I'm with AtticusMars. If would help to know your end goal. Because in most places environment art and level design are two very different things. As for demo reels, if you can show the level well in stills that's always the way to go. A recruiter is much more likely to scroll through several images quickly at his own speed…