Spectrum of Hydrogen

• Green, blue, grey, pink hydrogen

Production Methods

• Electrolysis (alkaline, PEM, SOEC)
• SMR + CCS

Uses

• Steel, cement, shipping, aviation fuel

Challenges

• Efficiency losses, storage/transport, safety

Other Emerging Tech

• Fusion, SMRs, carbon capture & storage, V2G

Policy & Pilots

• National hydrogen missions, hubs

Case Studies

• Green H₂ plants
• Fuel-cell buses

FAQs

• Is hydrogen really clean? Only green hydrogen is zero-carbon.
• Leakage issues? Hydrogen is hard to contain; safety protocols are key.