QuarryingAggregate – a call for better planningGill PrenticeDecember 11, 2017 by Gill PrenticeDecember 11, 20170232 The Engineers for Social Responsibility invited DR DOUG WILSON, formerly of Auckland University, and professor PHILIPPA BLACK to talk at a presentation on aggregate sustainability....
Mining Q&MEnd of underground coal miningQuarry & Mining MagazineApril 19, 2016 by Quarry & Mining MagazineApril 19, 20160159 The closure of the Roa underground coal mine, the last on the West Coast, has left Coasters downcast but determined to build on existing strengths...