Valle de Laciana Biosphere Reserve

UNESCO Biosphere Reserve, inscribed 2003, in Spain. This site is situated in the Province of Castilla y León and is characterised by the cooperative venture of four valley communities to promote tourism and new economic activities that are respectful of nature. Mining and hydraulic energy production are the main sources of revenue in the transition area. This biosphere reserve has great importance for the protection of the brown bear (Ursus arctos pyrenaicus).