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Origin of fairy circles: Euphorbia hypothesis disproved


IMAGE: A vital
Euphorbia damarana shrub growing at the edge of a much larger fairy circle in the Brandberg region. The size distribution of the dead shrubs did not match the.
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Credit: S Getzin, University of Göttingen
The fairy circles of the Namib are one of nature s greatest mysteries. Millions of these circular barren patches extend over vast areas along the margins of the desert in Namibia. In 1979, G.K. Theron published the first research about their origin. His hypothesis was that poisonous substances from
Euphorbia damarana leaves induced fairy circles. As part of a new study, scientists from the University of Göttingen and the Gobabeb Namib Research Institute located the original euphorbia plants that were part of Theron s study. Four decades later, the researchers are now able to conclusively disprove Theron s original hypothesis. Their results were published in the journal ....

South Africa , South African , Stephan Getzin , German Research Foundation , Department Ecosystem , Department Of Ecosystem , Faculty Of Forest Sciences , Gobabeb Namib Research Institute , Ecosystem Modelling , Revisiting Theron , Forest Sciences , Forest Ecology , Plant Sciences , Ecology Environment , ஜெர்மன் ஆராய்ச்சி அடித்தளம் , துறை சுற்றுச்சூழல் அமைப்பு , துறை ஆஃப் சுற்றுச்சூழல் அமைப்பு , ஆசிரிய ஆஃப் காடு அறிவியல் , சுற்றுச்சூழல் அமைப்பு மாடலிங் , காடு அறிவியல் , காடு சூழலியல் ,