| Native council asks to rescind comments about EPA study of Bristol Bay | ||
| July 17, 2013 | ||
| Northern Dynasty responds to EPA study | ||
| June 10, 2013 | ||
| EPA issues another report based on hypothetical mine plans | ||
| April 29, 2013 | ||
| Court sides with EPA in fight over Arch Coal mine | ||
| April 24, 2013 | ||
| Barrick Gold fined by EPA for record violations | ||
| February 7, 2013 | ||
| Road to Rio Tinto's mine in Michigan denied | ||
| January 7, 2013 | ||
| Court rules Teck is liable for smelter wastes in US | ||
| December 17, 2012 | ||
| Resolution to stop EPA mercury rule rejected by US Senate | ||
| June 21, 2012 | ||
| EPA's Pebble Project report questioned by Northern Dynasty VP | ||
| June 1, 2012 | ||
