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...

Despite the formal absence of sanctions, gas trade between Russia and the EU has effectively collapsed over the past three and a half years. This has been the outcome of several factors: the EU strategy of reducing dependence on Russian gas, Russia's own supply cuts, physical damage to the...