Global liquefied natural gas demand is set to surge by 90 percent by 2040 compared to 2021 to exceed 700 million tons annually in two decades, as LNG and gas will continue to play an important role in energy supply, Shell, one of the top LNG traders, said in its annual industry outlook on Monday. LNG trade worldwide jumped by 6 percent in 2021 to 380 million tons as economies recovered from the pandemic, and shortages of energy supply led to record-high gas prices in Europe and Asia, Shell said. "Prices reached record levels in October 2021...