Waste-in the sea Papua New Guinea (PNG) could be said to be a world leader in Deep Sea Tailings Placement (DSTP). DSTP involves discharging of finely ground rock, chemical reagents and water used in the mineral extraction process directly into the ocean and has been carried out since the...

­Ranger uranium mine operates within the bounds of the dual World Heritage listed Kakadu National Park. Ranger was established through a no-consent lease on the traditional lands of the Mirarr people in the late 1970s. Ranger is the only operating asset of mining company Energy Resources of Australia (ERA)....