Harnessing Win-Win Energy Geopolitics and Competitive Global Energy Market by Integrating Energy Efficiency -- The Geopolitics of the European Union-Russia Gas Trade -- Energy Convergence and Regional Energy Security: Policy Implications -- Energy Security in a Resource-Rich Economy: Case of...

Energy security is an important issue for Ukraine's sustainable development. The main goal of the article is to show the state of energy security of Ukraine, analyze its tendencies and challenges, reveal the impact of energy security on sustainable development of a country. The state of the...