Guardian: These are dark days for Australias Great Barrier Reef. On 29 July, the last major regulatory hurdle facing the development of Australias largest coal mine was removed by Greg Hunt, minister for the environment. The Carmichael coal mine, owned by Indias Adani Group, will cover 200 sq km and produce 60m tonnes of coal a year enough to supply electricity for 100 million people. Located in Queenslands Galilee Basin, 400km inland from the reef, it will require a major rail line, which is yet to...