BHP Billiton AGM asked about mining radiation risk , ABC News, 17 Nov 11 The environmental credentials of the planned Olympic Dam mine expansion in outback South Australia have been questioned by some shareholders at BHP Billiton’s annual general meeting in Melbourne.
Dr Jenny Grounds from the Medical Association for the Prevention of War has questioned the BHP Billiton board about monitoring radiation exposure levels for Olympic Dam workers. She has also raised the issue of disposal of radioactive tailings by the company “with its open cut mine and the surface tailings piles and the potential for dispersion by dust storms and groundwater retention.”….
Water demands The board also was asked about water demands for the proposed expansion. A desalination plant will be built on upper Spencer Gulf near Whyalla to supply water for the huge mining expansion. Anne Kennedy from the Great Artesian Basin Protection Group says it will produce a surplus of 80 million litres of water daily.
She asked if it would replace water now being drawn from the basin. ”To allocate half of that surplus would enable [the company] to return that same quantity of water to the Great Artesian Basin,” she told the meeting…. http://www.abc.net.au/news/2011-11-17/bhp-billiton-agm-environment-olympic-dam/3677110?section=sa