Example image of eyePlorer eyePlorer map for 'Hydrogen production': Fossil Hydrocarbon Algae bioreactor Biological hydrogen production Electricity Electrolysis Heat Hydrogen Redox Thermal decomposition Hydrogen economy Natural gas Carbon dioxide Carbon capture and storage North Sea Norway Sleipner gas field Statoil Joseph J. Romm The Hype about Hydrogen Fossil fuel reforming Methane Syngas Carbon monoxide Water Oxygen Water gas shift reaction Carbon black Kværner-process Activated carbon Plasma arc waste disposal Coal Coal gas Coal gasification Anaerobic digestion Bacteria Biohydrogen Enzyme Fermentative hydrogen production Dark fermentation Light Photofermentation Rhodobacter sphaeroides Algae Bioreactor Photosynthesis Sulfur Decomposition Radiation Radio frequency