Retrieved 11 February OK Tedi Mining Limited. As part of the settlement a limited dredging operation was put in place and efforts were made to rehabilitate the site around the mine. Views Read Edit View history. Articles containing potentially dated statements from All articles containing potentially dated statements All articles with unsourced statements Articles with unsourced statements from March Papua New Guinea articles missing geocoordinate data All articles needing coordinates.
Ok Tedi environmental disaster – Wikipedia
However the mine is still in operation and waste continues to flow into the river system. Journal of the International Institute.
The company continued operations without the dam, initially because BHP argued that it would be too expensive to rebuild it. Retrieved 17 April Retrieved 19 September There are no waste retention facilities on the premises.
Archived from the solufion on 20 August Articles containing potentially dated statements from All articles containing potentially dated statements All articles with unsourced statements Articles with unsourced statements from March Papua New Guinea articles missing geocoordinate data All articles needing coordinates.
Experts have predicted that it will take years to clean up the toxic contamination.
stury The balance is allocated to current development programs in the local area Western Province and PNG more generally. The concentration of copper in the water is about 30 times above the standard level, but it is below the World Health Organization WHO standards.
This mining pollution, caused by the collapse of the Ok Tedi tailings dam system in and consequent switch to riverine disposal disposal of tailings mmine into the river for several decades, was the subject of class action litigationnaming Ok Tedi Mining Limited and BHP Billiton and brought by local landowners.
ok tedi copper mine case study
Villagers downstream from Ok Tedi in the Fly River system in the Middle Fly District and the southern and central areas of the North Fly Districtin particular, believe that the effect on their livelihood from this disaster far outweighs the benefits they have received from the mine’s presence in their area.
BHP and the Ok Tedi Mine by Sebastian O’Connor on Prezi
However, fish counts decrease closer to the mine. Retrieved 18 April Retrieved 12 February As part of the settlement a limited dredging operation was put in place and efforts were made to rehabilitate the site around the mine. Retrieved 16 February Settlement Favors Yonggom People”.
In an earthquake caused the half built dam to collapse. Most of Papua New Guinea’s land is held under a system of native titlewith ownership divided amongst many small clans, while the central government retains control over how resources that lie under the ground are used. Retrieved from ” https: The massive amount of mine-derived waste dumped into the river exceeded its carrying capacity.
This dumping resulted in the river bed being raised 10 m, causing a relatively deep and slow river to become shallower and develop rapids, thereby disrupting indigenous transportation routes.
InBHP reported that 90 million tons of mine waste was annually discharged into the river for more than ten years and destroyed downstream villages, agriculture and fisheries. BHP expressed confidence, stating that it had other indemnities in place that protected shareholders from future legal costs.
One of the worst environmental disasters caused by humansit is a consequence of the discharge of about two billion tons of untreated mining waste into the Ok Tedi from the Ok Tedi Minean open pit mine in the Western Province of Papua New Guinea.