A proposed $10 billion Australian coal port expansion, one of two port expansions planned near the Great Barrier Reef, was shelved by its sponsors on Friday who pointed to a lack of demand for the extra capacity. The Dudgeon Point coal terminal project, designed to handle 180 million tonnes a year, was withdrawn on Friday ahead of a deadline for submitting all the studies for its application for environmental approval. The decision came in the wake of a slide in coal prices to five-year lows that has forced miners, led by BHP Billiton Ltd and Glencore, to cancel coal projects, shut mines and sack thousands of workers. The two-terminalā¦