POLICY BRIEF GLOBAL AND REGIONAL ORDER THE INTERPLAY BETWEEN THE GREEN TRANSITION, GEOPOLITICS AND ENERGY SECURITY The changing energy landscape in Greece, Bulgaria and Serbia Dr Yiorgos Christidis July 2023 The energy landscape in Southeast Europe has been evolving, not only under the effect of global and EU goals of energy transition, but also from geopolitical considerations Natural gas continues to play a central role in the Greek economy and in the energy diplomacy that Athens has actively pursued in recent years Despite the prevailing scepticism in some European countries about the merits of enlargement to the Western Balkans, the benefits for the EU outweigh potential minuses. This is also true in the area of Green Transition.