Lichens growing on the side of an oak tree close to a road in the New Forest Hampshire England UK GB. The absence of some lichens can indicate air pol

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Lichens growing on the side of an oak tree close to a road in the New Forest Hampshire England UK GB. The absence of some lichens can indicate air pollution.

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Size: 3840px × 5760px
Photo credit: © www.pqpictures.co.uk / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: air, clean, forest, lichen, lichens, oak, polluted, pollution, road, tree, uk