Naturally occurring hydrogen was discovered emanating from “fairy circles” in Australia.
Natural Hydrogen: A Potential Clean Energy Source Beneath Our Feet - Yale E360
Natural hydrogen exploration 'boom' snaps up one third of South Australia – pv magazine International
Details of hydrogen soil-gas measurement, Moora 3 circular depression
Natural Hydrogen: A Potential Clean Energy Source Beneath Our Feet - Yale E360
NASA: Circular Depressions Seep Hydrogen Gas. Pockmarked landscapes in Australia may be a treasure map of sorts for a natural source of clean energy. Clusters of so-called “fairy circles” in the North
Geography News - Page 3 of 20 - SciTechDaily
Natural hydrogen: the race to discovery and concept demonstration - GEOSCIENTIST
Australia's “Fairy Circles” – Nature's Hydrogen Goldmine?
Cristina Rzepka de Lombas posted on LinkedIn