Hydrogen highway
Currently (2012 ) at least partly realized hydrogen filling station networks
- Scandinavia: Scandinavian Hydrogen Highway Partnership in Denmark (Hydrogen network link ), Sweden ( Hyfuture ) and Norway ( HyNor ), begun in 2006.
- USA:. California Hydrogen Highway ( CaH2Net ) in California, begun in 2004, from 2005 to 2008 were spent on petrol $ 19 million in funding.