Check this out, the latest acquisition of Anglo American, De Beers, has been dumping sewerage into rivers in Northern Ontario, that has affected local indigenous communities in Attawapiskat.

Think what Anglo American will do if they are allowed to mine copper at the Pebble Mine in Bristol Bay, Alaska.

http://aptn.ca/pages/news/2011/12/13/de-beers-decision-to-dump-sewage-into-attawapiskat-played-role-in-current-housing-crisis/