In November 2010, it was announced that the route will again be operated with hydrogen-powered vehicles.
Mazda has conducted research in hydrogen-powered vehicles for several decades.
A current issue regarding hydrogen-powered vehicles is the onboard storage of the fuel.
What are the benefits of hydrogen-powered vehicles?
Right now, however, there are only six hydrogen-powered vehicles likely to use the pump.
One proposal was to simplify the regulatory procedures for hydrogen-powered vehicles.
The world's first public commercial filling station for hydrogen-powered vehicles opened in Reykjavik in 2003.
Public transportation also provides an arena to test environmentally friendly fuel alternatives, such as hydrogen-powered vehicles.
Electric or hydrogen-powered vehicles have the potential to make near complete decarbonisation of road transport a realistic long-term objective.
Encouraging the entrance of hydrogen-powered vehicles into the internal market will contribute considerably to achieving Europe's climate change targets.