Combinar imatges velles i noves per descobrir antics assentaments humans http://www.nature.com/news/satellites-expose-8-000-years-of-civilization-1.10257 Raf -------------- next part -------------- An HTML attachment was scrubbed... URL: http://lists.osgeo.org/pipermail/barcelona/attachments/20120322/857a6e12/attachment.html