IN THE WEST AND EAST: ANALYSIS OF THE POLICIES OF EXPLOITATION OF NATURAL PROTECTED AREAS IN VALLE D’AOSTA AND IN THE AUTONOMOUS PROVINCE OF TRENTO 
The paper intends to implement a comparative reading of the policies of enhancement and protection of parks and reserves in a region with a special statute (Valle d’Aosta) and of an autonomous province (Trento). The peculiarity of statute and the specifi c morphological conditions have favored the preservation of biodiversity unit to a promotion and exploitation from the tourist point of view. 
Keywords: protected areas, tourism, local sustainable development.