The image explains the title nicely, but this naturmobil car from Iranian inventor Hadi Mirhejazi transmit the horse’s power to the wheels via a treadmill. The “emissions” is more of an issue but it has apparently been solved by connecting a bag directly to the “exhaust”. If you have not noticed, this is the 2-seats “coupe” version.
Toyota Smart INSECT is aptly named
BMW i Pedelec or Pedal Electric Cycle Concept
Toyota unveils FT-BH hybrid concept vehicle
Hyundai i-oniq concept coupe unveiled ahead of Geneva Motor Show