Rio Tinto's biodiversity plan for Warkworth mine approved despite internal concerns

By Peter Hannam
Updated December 19 2014 - 1:08pm, first published 12:57pm
Rio Tinto's Warkworth mine in the Hunter Valley of NSW. Photo: Dean Osland
Rio Tinto's Warkworth mine in the Hunter Valley of NSW. Photo: Dean Osland
Rio Tinto's Warkworth mine in the Hunter Valley of NSW. Photo: Dean Osland
Rio Tinto's Warkworth mine in the Hunter Valley of NSW. Photo: Dean Osland
Rio Tinto's Warkworth mine in the Hunter Valley of NSW. Photo: Dean Osland
Rio Tinto's Warkworth mine in the Hunter Valley of NSW. Photo: Dean Osland
Rio Tinto's Warkworth mine in the Hunter Valley of NSW. Photo: Dean Osland
Rio Tinto's Warkworth mine in the Hunter Valley of NSW. Photo: Dean Osland

The Office of Environment and Heritage approved the biodiversity plans submitted by mining giant Rio Tinto despite internal concerns that the proposals fell short of requirements.