Retrieved 18 April The Ok Tedi Mine was scheduled to close in OK Tedi Mining Limited. In an earthquake caused the half built dam to collapse. Experts have predicted that it will take years to clean up the toxic contamination.

Retrieved 18 April OK Tedi Mining Limited. About square kilometers were damaged in this way. 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. This page was last edited on 19 November , at

This page was last edited on 19 Novembersokution Retrieved 19 September Archived from the original on 20 August 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. Experts have predicted that it will take years to clean up the toxic contamination.

Ok Tedi environmental disaster – Wikipedia

Archived from the original on 7 February 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 18 April However, fish counts decrease cxse to the vase. Settlement Favors Yonggom People”. Retrieved 17 September 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.


Retrieved 4 February By using this site, you agree to the Terms of Use and Privacy Policy. 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 22 March The signing of the Agreements facilitated the Company to commence planning for the MLE project throughout Thick gray sludge from the mine is visible throughout the Fly River system, although its effects downriver are not as severe.

Retrieved 17 April Retrieved 16 February However the mine is still in operation texi waste continues to flow into the river system.

the ok tedi copper mine case study solution

In an earthquake caused the half built dam to collapse. Retrieved 12 February The balance is allocated to current development programs in the local area Western Province and PNG more generally. Retrieved 2 March This mining pollution, caused by the collapse of the Ok Tedi tailings dam system in and consequent switch to minne disposal disposal of tailings directly 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.

The tsudy of 50, people have been disrupted. Journal of the International Institute.


Following heavy rainfall, mine tailings are swept stuey the surrounding rain forest, swamps and creeks, and have left behind 30 square kilometers of dead forest. OK Tedi Mining Limited. This allowed all ore processing residues, waste rock and overburden to be discharged into the Ok Tedi River. 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.

Ok Tedi environmental disaster

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. The original plans included an Environmental Impact Statement that required a tailings dam be built.

BHP expressed confidence, stating that it had other indemnities in place that protected shareholders from future legal costs.

the ok tedi copper mine case study solution

Views Read Edit View history.