Stagecoach Busway vehicles no longer use 100% biofuel

The briefest of stories on the Cambridge News website reports that Stagecoach is no longer fuelling its Busway vehicles with 100% biofuel. As part of a change which Stagecoach seems to applying across the whole of the local fleet, they're to use a fuel with contains only 30% biofuel in its mix. Of course, biofuels and bioenergy are themselves hugely controversial, but that's a whole different story!