No study has conclusively proven how fairy circles are formed.
Notes on verification
Multiple independent, high-quality sources (Eos, Scientific American, ScienceDirect review, peer-reviewed genetics study, phys.org) all confirm ongoing scientific debate with no consensus on causal mechanism of fairy circles. [cascade flags: aggregator_dropped_primary_exists | tier=silver indep_score=0.925 clusters=4 claim_tier=notable]
Sources
- Fairy circle (arid grass formation) (wikipedia)
- https://www.scientificamerican.com/article/thousands-more-puzzling-fairy-circles-have-been-found-around-the-world/ (corroboration)
- https://eos.org/research-spotlights/mysterious-fairy-circles-continue-to-enchant-scientists (corroboration)
- https://www.sciencedirect.com/science/article/pii/S143383192500006X (corroboration)
- https://www.ncbi.nlm.nih.gov/pmc/articles/PMC7680098/ (corroboration)