“We might not have seen the worst of it yet,” Birol warns. A global squeeze on energy supply that’s triggered crippling shortages and sent power and fuel prices surging may get worse, according to the head of the International Energy Agency. “The world has never witnessed such a major energy crisis in terms of its depth and its complexity,” IEA Executive Director Fatih Birol said Tuesday at a global energy forum in Sydney. “We might not have seen the worst of it yet — this is affecting the entire world.” The whole energy system is in turmoil following the February invasion of Ukraine by Russia, at the time the biggest oil and natural gas exporter and a major player in commodities, Birol said. Soaring prices are lifting the cost of filling gas tanks, heating homes and powering industry across the globe, adding to inflationary pressures and leading to […]