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Ok Tedi Mining Disaster
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Ok Tedi Mining Disaster
Who's to Blame?
Impact on the Environment
Ok Tedi disaster still discharges 90 million tons of mine waste annuallly in the two rivers. Following the eventual disaster, rainfall into surrounding areas killed around 30 square km of trees. Fine sand is also discharged from the dam tailings.
It was a joint company: Broken Hill Proprietary Company (BHP) (52%), the Papua New Guinea state (30%) and Canadian miner Inmet (18%).
Around 30,00 people were affected, the government then seized the mining operations.
Mining History
Solutions for Clean Up
BHP refuses to pay for the damges, and the people of the surrounding villages are too poor to afford the cost of cleaning, not much has been done for cleanup. People still eat the fish and drink the polluted waters from the rivers
Mined for Copper, Gold and Silver
Products: copper tubes, jewelry, electronics, ointment and dental fillings.
Open-Pit Mining
Technique of surface mining that extracts rock from the earth by removing them via borrowing leaving pits. They are usually referred to as quarries .
Continued
The disaster caused fish stocks in the Fly and Ok Tedi Rivers to deplete by 50 - 80% by the Australian Conservation Foundation. By the 90's the first 70km of the river was deemed biologically dead. Experts say it will take up to 300 years to clean up the toxic contaminants.
Citations
"Ok Tedi Environmental Disaster." Wikipedia. Wikimedia Foundation, 30 Nov. 2015. Web. 09 Feb. 2016.
"Ok Tedi, Papua New Guinea." <i>Ok Tedi, Papua New Guinea</i>. World Wildlife Foundation, 2004. Web. 09 Feb. 2016.
How did it Occur?
"Tag Archives: Ok Tedi." Papua New Guinea Mine Watch. PNG Mine Watch, 6 Feb. 2016. Web. 09 Feb. 2016.
Garrett, Jemima. "PNG's Ok Tedi: From Disaster to Dividends." ABC News. ABC, 06 Jan. 2013. Web. 09 Feb. 2016.
Due to the collapse of the Ok Tedi tailings dam in 1984, a dam filled with mud from unused resources from mining expenditures. 2 billion gallons of untreated mining was dumped into the Ok Teddi and Fly River.