If we want to phase out gas, oil, and coal, we need to find alternatives. Hydrogen offers significant potential, but also has drawbacks.

Why do we need hydrogen? And in which fields is it of little interest?  A science check by the science.lu team of the Luxembourg National Research Fund.

Hydrogen is a dangerous gas. And its production requires a lot of energy. Even so, hydrogen is expected to play a crucial role in decarbonisation and the energy transition.