Noun
English Wikipedia has an article on:hydrogen economyWikipedia
hydrogen economy (plural hydrogen economies)
A hypothetical future economy in which the primary form of stored energy for mobile applications and load balancing is hydrogen (H2), and, in particular, hydrogen replaces fossil fuels in automobiles.
I will continue to advocate for a strong federal government role to establish the production, storage and distribution networks needed to support a hydrogen economy. Albert Wynn
If we had a hydrogen economy worldwide, every nation on earth could create its own energy source to support its economy, and the threat of war over diminishing resources would just evaporate. Dennis Weaver
I don't believe that a hydrogen economy depends on a carbon economy at all. Larry Burns