Dr Ioannis PAPPAS, Founder & CEO of GREEN EVOLUTION SA, is Director for Mediterranean Region of the Global Sustainable Tourism Council (GSTC) and EU Destinations Stewardship. He is a Mechanical Engineer, with PhD in Applied Mechanics, with over 30 years’ experience in several fields of science, focusing in Sustainability for Tourism, Energy and Environmental Efficiency in Infrastructure and Buildings, Advising in standardization of companies and technological implementation of climate adaptation and mitigation methodologies. He is GSTC Assessor for Destinations, Consultant for Sustainable Tourism Certification Standards, focusing on Hotels, Tour Operators and Destinations, and Approved Trainer and Assessor for GSTC in South East Europe Region. He was an invited speaker in a number of conferences, seminars and webinars, including European Commission, Governments, Universities, GSTC and Google. Since 2025, he is selected as European Climate Pact Ambassador by European Commission and EUI Innovation Actions Expert.