The 9th ICGC will be organized by the Association of Greek Chemists (AGC) in collaboration with the IUPAC Interdivisional Committee on Green Chemistry for Sustainable Development (ICGCSD) and is the ninth of the series of IUPAC International Conferences on Green Chemistry. The conference is addressed to scientists, researchers and students, educators, industry representatives, policy makers, social and professional bodies, as well as anyone interested to be informed and discuss recent developments in the fields of Green Chemistry and Chemical Technology, Sustainable Development and Circular Economy.