Yellow lichen on a rock

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Yellow lichen growing on a rock in Scotland, showing the positive effect of clean air

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Size: 2647px × 3744px
Photo credit: © Nick Brooks / Alamy / Afripics
License: Royalty Free
Model Released: No

Keywords: air, black, clean, coast, environment, free, lichen, natural, nature, parietina, pattern, pollution, pure, rock, scotland, sea, seashore, shape, swirls, xanthoria, yellow