Name: Trapon R.
What are lichens, and how do they break down rocks?
Lichens are a unique life form consisting of a fungus and algae intertwined. See these pages for
-- click on growth for details of growth on rock etc.
Lichens are a combination of a fungus and an algae together. The following should be helpful.
Lichens upon rocks might retain moisture that contributes to weathering of the rocks.
Anthony Braach Ph.D.
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Update: June 2012