The socio-economic purpose of the land. The main classes in the LUCAS land use nomenclature (http://ec.europa.eu/eurostat/ramon/other_documents/lucas/index.htm) are as follows:

Classes Nomenclature
U110 Agriculture
 U120 Forestry
 U130 Fishing
 U140 Mining and quarrying
 U150 Hunting
 U210 Energy production
 U220 Industry and manufacturing
 U310 Transport, communication networks, storage and protective works
 U320 Water and waste treatment
 U330 Construction
 U340 Commerce, finance and business
 U350 Community services
 U360 Recreational, leisure and sport
 U370 Residential
 U400 Unused

Note: Within the framework of the LANDMARK project only Agriculture (U110) and Forestry (U120) will be considered