| 11. | Two circular open-pit mines are visible, as well as a number of tailings ponds and tailings piles.
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| 12. | Retrieved 2017-01-05 The clean up bill for the mine and tailings pond fell to the federal government.
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| 13. | In April 2008, considerable press coverage arose when 500 ducks landed on the Syncrude tailings pond and died.
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| 14. | Water / slurry levels in the tailings pond must be managed for stability and environmental purposes as well.
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| 15. | Almost all the water used to produce crude oil using steam methods of production ends up in tailings ponds.
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| 16. | Oil sands recovery techniques create huge amounts of contaminated waste water, which is stored in " tailing ponds ".
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| 17. | In late April 2008 hundreds of ducks landed in a northern Alberta tailings pond belonging to Syncrude, where most died.
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| 18. | Climax also started the reclamation of a particular highly acidic tailing pond at the head of the Eagle River drainage.
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| 19. | The soupy byproduct of the cyanide nitrate chemical process is both toxic and radioactive and collects in a tailing pond.
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| 20. | The tailings ponds near the Lucky Strike mine site contain millions of tons of material that is 30 % barite.
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