[Opinion: Alaska can’t afford reckless rhetoric on Pebble Mine]<\/a><\/ins><\/p>\nIn addition, Embree did not mention that in response to a lawsuit by Imperial Metals, Knight Piésold and AMEC agreed to pay Imperial Metals $108 million in an out-of-court settlement. That settlement certainly implies Knight Piésold had some complicity in the dam failure. In fact, the Mount Polley Independent Expert Engineering Investigation and Review Panel (2015) “… concluded that the primary cause of the breach was dislocation of the embankment due to foundation failure.”<\/p>\n
This likely explains the Knight Piésold involvement and settlement in the litigation with Imperial Metals.<\/p>\n
There’s plenty of dirty linen to air at Mount Polley. From my outsider’s vantage point, the engineering firms, the mining company and the B.C. regulators all bear some accountability in that dam failure. I would welcome more discussion of why this accident occurred and how we might prevent failures like it in the future, because I don’t believe this discussion has taken place in a meaningful way post-Mount Polly.<\/p>\n
I certainly don’t place all the responsibility for the dam failure on Knight Piésold, but for Embree to claim Knight Piésold was not the designer of the dam, or that it was not responsible in any way for the dam’s failure, clearly isn’t correct.<\/p>\n
In terms of advocacy science, and experts-for-hire, the team of 30-plus researchers and professionals assembled to critique the Pebble Environmental Impact Statement are well qualified for this review. Since there is no peer review process for the Army Corp’s EIS or Pebble Limited Partnership’s Environmental Data Base, they should look at our critique as a welcome surrogate for a formal peer review.<\/p>\n
They should be defending their EIS based on its merits, not trying to deflect criticism by demeaning the character and reputation of their critics. If they really have an EIS that is as good as they claim, that product should be able to stand for itself.<\/p>\n
\n\u2022 David Chambers, PhD, is a geophysicist with the Center for Science in Public Participation, a nonprofit based in Bozeman, Montana. My Turns and Letters to the Editor represent the view of the author, not the view of the Juneau Empire.<\/ins><\/b><\/p>\n
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