Acid rain and air pollution may be major factors causing the decimation of fir and spruce forests along the Blue Ridge Parkway in North Carolina | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Robinson, James H. |
Taille de l’image : | 5129 px × 3407 px |
Model Release : | Non requis |
Restrictions : |
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