Organizers estimate that if all 1,000 bikes are used in full at both conventions, the national carbon footprint could be reduced by more than 4 tons
Despite the green push at the Pepsi Arena in Denver to include a specially designated hybrid vehicle-only parking area with a "no idling zone" outside the arena, one small environmental hiccup includes a bicycle ban within the perimeter of the convention site, a restriction issued by the Secret Service and Denver Police.