toyota prius 3rd generation

New 2010 Generation III Prius with an engine that is heavier and bigger than its predecessor, yet respectful of the environment, and is faster than comparable diesel vehicles. How is this possible? This video road test, we have all the cool tools and high-end T Spirit model, there is a game, and as such you get to ask questions about: they are green as they say it really? Do I really have solar panels? Provided to the driver a feeling of what? And the fact is here to save us all?