Coal

Natural Gas

Biomass / Waste

Nuclear

Solar & Wind

Water

Gasification

Reforming

Pyrolysis or Cracking

Electrolysis

Photo- & Bio-catalysis

Thermochemical Cycles

Compressed Gaseous H₂

Liquid H₂

Ammonia

Liquid Organic Hydrogen Carriers

Hydrides, Hydrates & Other Solids

Pipelines

Road

Rail

Shipping

Chemical Feedstock

Aerospace

Mobility Applications

Energy Plants & Power Storage

Combined Heat & Power