Kefalonia and Ithaca: A new Geopark in Greece aiming to emphasize on renewable energy useKefalonia and Ithaca: A new Geopark in Greece aiming to emphasize on renewable energy use Σύντομη Δημοσίευση σε Συνέδριο Conference Short Paper 2015-11-122009enhttp://creativecommons.org/licenses/by/4.0/International Symposium on Geomorphology S. Gatsios I. Dimitrakopoulos Papaefthimiou Spiros Παπαευθυμιου Σπυριδων