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André et Nicolas dans le Clapas de Thubiès
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Lichens et mousses sur les blocs du Clapas de Thubiès
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Description de la photo
Titre: Bois mort sur le Clapas de Thubiès
Prise de:

Roquelaure, Lassouts, Aveyron, Midi-Pyrénées, France.

Description:

Les blocs de basalte forment un amas où la végétation ne peut pas prendre pied à cause de ruisseaux souterrains balayant les débris fins. Ces arbres, tombés de la forêt avoisinante vont se désagréger sans former de terreau restant en surface. Ce stade dure depuis plusieurs millions d'années.

Données image
Image sizes: 3456*5184px, 6338kb
Origin: Originally a digital image, with postprocessing
Date/Time: 20140720-130655
Camera: Canon EOS 7D
Iso: 100
Speed: 1/125s
Aperture: F2.8
Focal length: 28.0mm
Author: Alexandra Medwedeff
Photo copyright: This photograph is copyrighted (©) by André M. Winter and others. A free permissions for re-use may be given for non-commercial purposes. Commercial use requires a license. Contact André M. Winter for any kind of use. This extended copyright notice applies in all cases. Infringements always will be persecuted worldwide. Legal court: Innsbruck, Austria, E.U.
Text copyright: Description texts and meta data are covered by the GNU Free Documentation License (GFDL). Any re-use requires the URL and the author(s) of this document to be named in.
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