Over the next twenty years, the dominance of diesel and gasoline engines in the car will remain unchallenged.
These engines will, however, become more economical: we [at Bosch] believe that fuel consumption for both gasoline and diesel engines could be cut by up to one third. In a few years, a standard series car will be available in the compact to mid-size range that can drive 100 kilometres on just three litres of fuel.
Nonetheless, since we know that fossil-fuel reserves are limited, we must start thinking about alternatives to fossil-fuel powered cars.....