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Entries in I think mining (2)

Wednesday
Nov142012

EPA Bristol Bay Pebble Mine Peer Review Report: Perpetual Management & Argument

Jack Caldwell has some thoughts on the recently released EPA Bristol Bay Peer Review report.

Correctly, I believe, the peer reviewers called on the EPA to provide more detail on how any mine in that part of the world will be looked after perpetually.  The reports states: “perpetual management of the geotechnical integrity of the waste rock and tailings storage facilities, as well as perpetual water treatment and monitoring, most likely will be necessary. Therefore, emphasize how monitoring and management of the geotechnical integrity of waste rocks and tailing storage facilities should continue ‘In Perpetuity.’ “

Now that is an impossible mandate and the peer reviewers should know that and should have acknowledge it.  They failed to do so, because they know this could be a nail in the coffin.

LINK (via: Think Mining)

Tuesday
Jun262012

Pebble Mine & Bristol Bay EPA Report Meet the Black Swan

Who better than to comment on the EPA report on the potential impact of mining on the Bristol Bay Region than mining consultant Jack Caldwell. A paper Caldwell wrote with Lawrence Charlebois titled Tailings Impoundment Failures, Black Swans, Incident Avoidance, and Checklists is quoted in the EPA report.

LINK