http://AATesaurus.cultura.gencat.cat/aat/getty_enhttp://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431demographics http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 social and economic geography concepts BT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 settlement patterns NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 population density NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 population change NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 population NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 student mobility NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 residential mobility NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 labor mobility NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 land use NT http://AATesaurus.cultura.gencat.cat/aat/getty_en?tema=31300431 demographic UF