Shell and Greek energy and metals firm Metlen have signed a cooperation deal for LNG supply and trading, which would boost deliveries to Greek import terminals and supply to southern and central Europe. Metlen and the UK-based supermajor, which is the world’s top LNG trader, will supply and trade 0.5 to 1.0 billion cubic meters of LNG per year over the five-year period 2027–2031, the Greek company said on Wednesday. Deliveries will be made to the Greek LNG regasification facilities in Revithoussa and Alexandroupolis. The…