The present volume collects the proceedings of the Conference Ricerca in Vetrina 2015 in Sardinia: Higher education, scientific research and social capital (Casa Gioiosa, Regional Park of Porto Conte, Alghero, 9-10 October 2015). The event, organized and promoted by the branches of Cagliari and Sassari of ADI, the Association of Italian PhD Candidates and PhD Researchers, during its second edition has involved 140 researchers from 24 different departments of 5 Italian and foreign universities. The 87 papers presented in this volume are divided into six thematic sessions that explore, with an interdisciplinary approach, some of the most important issues for the development and growth of the territory: energetic efficiency and sustainability; sciences and applied technologies; culture and economy of nutrition; environment and landscape; history and identity of the places; democracy and social equality. This work, in fact, aims to enlarge the knowledge shared by diverse scientific sectors and academic disciplines, as well as to contribute to the spreading among the civil society, the institutions and the private companies, of the results of the scientific research produced by young researchers, showing their potential for the economical and socio-cultural development of Sardinia. PUBLISHER'S NOTE: the PDF version of this ebook is readable on a Pc, Mac and tablet; all the other versions are optimized for reading on a tablet.