The PPK follows the principles of protection from intensive use of river inerts, protection from the effects of urban waste disposal sites, protection from the effects of agricultural and industrial activities. Among the PPK proposals for the water system are the establishment of a blue line which aims to protect from prohibited uses in the coastal zone based on the legislation in force, monitoring of activities for economic use in this zone, regeneration of natural corridors along river courses, etc. Structural Units of Land Use. The data does not conform to the State Standard for Technical Specifications of Geospatial Information in Albania. Topic: Land Use