Rio’s debated Warkworth coal mine extension approved with conditions

[caption id="attachment_819548" align="aligncenter" width="600"] Mount Thorley Warkworth mine. (Image by Jeremy Buckingham MLC)[/caption] Global miner Rio Tinto (ASX, LON:RIO) scored a major win in its battle to extend its debated Mount Thorley-Warkworth coal mine in Australia, after New South Wales...