The Municipality of Cagliari decided to join to the NETfficient project, concerning a sperimentation of renewables in the German island of Bokum as a model of energy independence. The candidature of the City of Cagliari has been suggested by project partners CRS4 and University of Cagliari. On 20 and 21 January, in Wiehl (Germany) it was held the third meeting of the European project NETfficient. Next event, organized by CRS4 and the University of Cagliari, will be held in June in the city of Cagliari.