Toyota Prius, EV life cycle assessment.

Video tip: Toyota promotes the new Prius hybrid in a video that shows a mix of technological features as well as amenities like the pre-heated steering wheel. We like that new red.
youtube.com

Research tip: German researchers made a real life cycle assessment of an electric car. They compared a conventional new Smart (combustion engine), a new electric Smart, and a Smart converted from combustion engine to electric in different scenarios and found that even when charged with the German electricity mix of the year 2013 the electric smart had a favourable environmental impact.
springer.com (summary)