Cirrus clouds over a sand dune. Cirrus clouds are found at high altitudes,usually above 5000 metres. They consist of tiny ice crystals which are blown by the wind into characteristically wispy shapes. A bank of cirrus clouds may indicate an approaching weather front. Photographed in Kansas,USA | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / JIM REED |
Taille de l’image : | 5302 px × 3542 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |