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Tongass lichen are silent storytellers in the wilderness

Lichen in the forest floor
To the untrained eye lichens can look like coral sprouting out of the land. Some varieties even resemble mushrooms or arugula. Lichens are neither plant nor animal, instead they are a small organism with a lot to say about air quality. The Platismatia glauca, or Ragbag lichen, on the left is collected for…
Air Quality, lichens, pollution, Tongass National Forest, wilderness
https://www.fs.usda.gov/fs-tags/wilderness