Fig. 1: A new study by the University of Vienna explains why "fairy circles" – circular areas where vegetation is damaged, as seen here in the São Francisco Basin in Brazil – subside and how their diameter is related to the depth of the hydrogen sour (IMAGE)

University of Vienna

Fig. 1: A new study by the University of Vienna explains why "fairy circles" – circular areas where vegetation is damaged, as seen here in the São Francisco Basin in Brazil – subside and how their diameter is related to the depth of the hydrogen sour

Caption

Fig. 1: A new study by the University of Vienna explains why "fairy circles" – circular areas where vegetation is damaged, as seen here in the São Francisco Basin in Brazil – subside and how their diameter is related to the depth of the hydrogen source.

Credit

Alain Prinzhofer

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