hydrogen economy; hydrogen-based society
Abbreviation of 水素エネルギー社会. Used in policy, energy, and environmental contexts to describe a society that relies on hydrogen as a primary energy carrier.
See also: 水素エネルギー社会 (すいそエネルギーしゃかい)
The government is increasing investment toward realizing a hydrogen-based society.
In a hydrogen economy, fuel-cell vehicles are expected to become widespread.