http://www1.universia.net/catalogaxxi/C10048PPESII1/S139661/P139652NN1/INDEX.HTML1982 LAGUNA BLANCA EN RESERVAS DE LA BIOSFERA - UNESCOhttp://www1.universia.net/catalogaxxi/img/cabecera/universia1.gif http://www1.universia.net/CatalogaXXI «The Laguna Blanca Biosphere Reserve is a typical treeless Patagonian steppe with crystalline rocks, including some sedimentary rocks with fossils of the genera Ostrea and Trigonia. The Biosphere Reserve contains the Laguna Blanca a saline lake in a main depression, at 1,267 metres above sea level, surrounded by some forest and mountains culminating at over 5,000 m.» ]]>