A worker does routine checks during a press tour at the opening of a gas processing plant using the rich gas resources from the Black Sea, on June 28, 2022 in Vadu, Romania. - The EU looks to reduce its dependency on Russian gas after Moscow's invasion of Ukraine. An exception within the EU, Romania has significant reserves but must turn to Russia in winter to cover around 20 percent of its gas needs. (Photo by Andrei PUNGOVSCHI / AFP)