Underground hydrogen is often discussed in terms of commercial promise, but an opinion piece at AGU Eos argues that there is a more fundamental reason to study it. The article highlights two high-reward areas: storing hydrogen underground and exploring natural hydrogen production from the subsurface.
Both lines of inquiry could advance understanding of hydrogen behavior and Earth's subsurface systems, regardless of whether they ultimately become profitable. The piece stresses that the scientific rationale is solid on its own, separate from economic motivations.
Since this is a single opinion article, there are no differing views to weigh. The claim is presented as an argument for prioritizing scientific research, not as a settled finding.