The 7700 will apparently consume about 30% less fuel than a standard street bus which could have a huge impact on any city should they decide to  use this system. Microdust and other particles emissions will also be reduced by about 50%.

That’s one green bus — and that’s what Volvo must have thought painting it Brittish Racing Green. Hybrid cars can have a huge impact, but think about what all the green buses could do!

Click images for full size view.