By Iulian Ernst in Bucharest A joint venture between the energy transport operators in Romania, Georgia, Azerbaijan and Hungary, backed by the governments of the four countries, was set up in Bucharest on September 3, with the purpose of bringing green energy from Azerbaijan to Europe through a subsea cable laid under the Black Sea. This company will implement the Green Corridor project, a direct current high-voltage submarine cable that will connect Romania and Georgia through the Black Sea, with extensions to Hungary and Azerbaijan. The cable is to have a length of 1,200 km and the cost of i…