How can hydrogen be stored for weeks or months? Discover how underground hydrogen storage works, its capacity and its role in future energy systems.

Learn the main types of hydrogen, what their colors mean and how each pathway is produced, extracted or powered.

Microbial activity can affect hydrogen quantity, gas composition and reservoir properties. Learn why microbiology matters for natural hydrogen.

What form does hydrogen take naturally? Learn why free H₂ is rare in the atmosphere and where natural hydrogen can occur underground.

An overview of slim hole drilling, a small-diameter exploration technique used to collect geological data while limiting costs and surface disturbance.

Diffuse flux, fairy circles and trapped reservoirs: explore the two main forms of natural hydrogen occurrence and their importance for geological exploration.

What is the difference between lithium-ion batteries and hydrogen fuel cells? Explore their functions, applications and resource needs.