116 000 116 000 116 000 is the European missing children hotline number. It was the first harmonised service of social value to be adopted by the European Union. The 116 000 hotline provides free, immediate life saving support when children go missing. It is active in 29 countries in Europe: Albania, Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden and the United Kingdom. Finland is the only country in the European Union that doesn't have an operational 116 000 hotline.
Metropolitan City of Cagliari 470 km² are covered by forests, lagoons, ponds and salt marshes, the really populated area is 777.8 km². So the real population density rises to 553 Inhab./km². In 1861, the municipalities of the current metropolitan city had 67,063 inhabitants, while the city proper had 33,491. Since then the city had a population growth of 461%, while the metropolitan municipalities as an all had an increase of 644%. In that year Cagliari had a population that was the 50% of the metropolitan area, while now it is only the 36%. According to 2014 data from the Ministry of Economy and Finance,