• Data reference period
• Geographic localization (NUTS - 2002)
• Type of protected area

• REFERENCE PERIOD:  Period to which the information refers and which may be a specific day or a time interval (month, fiscal year, calendar year, among others).
• PROTECTED ÁREA:  Land area, inland water area or sea area in which biodiversity or other natural features are of special relevance due to their rarity, scientific, ecological, social or scenic value and require specific conservation and management measures, aiming to promote rational management of natural resources and the valuation of natural and cultural heritage, by regulating artificial interventions liable to degrade it, and which is assigned a legal protection status that is appropriate to the maintenance of biodiversity and ecosystem and geological heritage services, as well as the enhancement of the landscape. It may be of a national, regional or local scope, depending on the interests to be safeguarded.

(Protected area/ Area of territorial unit)* 100